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Bioluminescence



 
 
Bioluminescence is the production and emission of light
Light

Light, or visible light, is electromagnetic radiation of a wavelength that is Visible spectrum to the human eye , or up to 380?750 nm. In the broader field of physics, light is sometimes used to refer to electromagnetic radiation of all wavelengths, whether visible or not....
 by a living organism
Organism

In biology, an organism is any life thing . In at least some form, all organisms are capable of response to stimulus , reproduction, growth and developmental biology, and maintenance of homeostasis as a stable whole....
 as the result of a chemical reaction during which chemical energy is converted to light energy. Its name is a hybrid word
Hybrid word

A hybrid word is a Word which etymology has one part derived from one language and another part derived from a different language....
, originating from the Greek bios for "living" and the Latin
Latin

Latin is an Italic language, historically spoken in Latium and Ancient Rome. Through the Military history of the Roman Empire, Latin spread throughout the Mediterranean and a large part of Europe....
 lumen "light".






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Lampyris Noctiluca
Bioluminescence is the production and emission of light
Light

Light, or visible light, is electromagnetic radiation of a wavelength that is Visible spectrum to the human eye , or up to 380?750 nm. In the broader field of physics, light is sometimes used to refer to electromagnetic radiation of all wavelengths, whether visible or not....
 by a living organism
Organism

In biology, an organism is any life thing . In at least some form, all organisms are capable of response to stimulus , reproduction, growth and developmental biology, and maintenance of homeostasis as a stable whole....
 as the result of a chemical reaction during which chemical energy is converted to light energy. Its name is a hybrid word
Hybrid word

A hybrid word is a Word which etymology has one part derived from one language and another part derived from a different language....
, originating from the Greek bios for "living" and the Latin
Latin

Latin is an Italic language, historically spoken in Latium and Ancient Rome. Through the Military history of the Roman Empire, Latin spread throughout the Mediterranean and a large part of Europe....
 lumen "light". Adenosine triphosphate
Adenosine triphosphate

This article is about the chemical used by cells as an energy carrier. For other uses, see ATP .Adenosine-5'-triphosphate is a multifunctional nucleotide, and plays an important role in cell biology as a coenzyme that is the "molecule unit of currency" of intracellular energy transfer....
 (ATP) is involved in most instances. The chemical reaction can occur either inside or outside the cell. In bacteria
Bacteria

The Bacteria are a large group of unicellular microorganisms. Typically a few micrometres in length, bacteria have a wide range of shapes, ranging from spheres to rods and spirals....
, the expression of gene
Gene

A gene is the basic unit of heredity in a living organism. All living things depend on genes. Genes hold the information to build and maintain their cell and pass genetic trait to offspring....
s related to bioluminescence is controlled by an operon
Operon

An operon is a functioning unit of key nucleotide sequences of DNA including an operator , a common promoter, and one or more structural genes, which is controlled as a unit to produce mRNA , in the process of transcription by an RNA polymerase....
 called the Lux operon
Vibrio fischeri

Vibrio fischeri is a gram-negative rod-shaped bacterium found globally in the ocean environments. V. fischeri has bioluminescence properties, and is found predominantly in symbiosis with various marine animals, such as the bobtail squid....
. Bioluminescence has appeared independently several times (up to 30 or more) during evolution
Evolution

In biology, evolution is change in the heritability trait of a population of organisms from one generation to the next. These changes are caused by a combination of three main processes: variation, reproduction, and selection....
.

Bioluminescence occurs in marine vertebrate
Vertebrate

Vertebrates are members of the subphylum Vertebrata, chordates with Vertebras or Vertebral columns. The grouping sometimes includes the hagfish, which have no vertebrae, but are genetically quite closely related to lampreys, which do have vertebrae....
s and invertebrate
Invertebrate

An invertebrate is an animal lacking a vertebral column. The group includes 98% of all animal species ? all animals except those in the Chordate subphylum vertebrate ....
s, as well as microorganisms and terrestrial animals. Symbiotic organisms carried within larger organisms are also known to bioluminesce.

Characteristics

Bioluminescence is a form of luminescence
Luminescence

Luminescence is light that usually occurs at low temperatures, and is thus a form of cold body radiation. It can be caused by chemical reactions, electrical energy, subatomic motions, or Stress on a crystal....
, or "cold light" emission; less than 20% of the light generates thermal radiation
Thermal radiation

Thermal radiation is electromagnetic radiation emitted from the surface of an object which is due to the object's temperature. Infrared radiation from a common household radiator or electric heater is an example of thermal radiation, as is the light emitted by a glowing incandescent light bulb....
. It should not be confused with fluorescence
Fluorescence

Fluorescence is a luminescence that is mostly found as an optical phenomenon in cold bodies, in which the molecular absorption of a photon triggers the emission of a photon with a longer wavelength....
, phosphorescence
Phosphorescence

File:Phosphorescence.jpgFile:Phosphorescent.jpgPhosphorescence is a specific type of photoluminescence related to fluorescent. Unlike fluorescence, a phosphorescent material does not immediately re-emit the radiation it absorbs....
 or refraction
Refraction

Refraction is the change in direction of a wave due to a change in its speed. This is most commonly observed when a wave passes from one optical medium to another....
 of light.

Ninety percent of deep-sea marine life is estimated to produce bioluminescence in one form or another. Most marine light-emission belongs in the blue
Blue

Blue is a colour, the perception of which is evoked by light having a spectrum dominated by energy with a wavelength of roughly 440?490 Nanometre....
 and green
Green

Green is a color, the perception of which is evoked by light having a spectrum dominated by energy with a wavelength of roughly 520?570-Nanometre....
 light spectrum
Electromagnetic radiation

Electromagnetic radiation takes the form of wave propagation waves in a vacuum or in matter. EM radiation has an electric field and magnetic field component which oscillate in phase perpendicular to each other and to the direction of energy Wave propagation....
, the wavelengths that can transmit through the seawater
Seawater

Seawater is water from a sea or ocean. On average, seawater in the world's oceans has a salinity of about 3.5%, or 35 parts per thousand . This means that every 1 kg of seawater has approximately 35 grams of sea salt ....
 most easily. However, certain loose-jawed fish emit red
Red

Red is any of a number of similar colors evoked by light consisting predominantly of the longest wavelengths of light discernible by the human eye, in the wavelength range of roughly 625?740 Nanometer....
 and infrared
Infrared

Infrared radiation is electromagnetic radiation whose wavelength is longer than that of visible light , but shorter than that of terahertz radiation and microwaves ....
 light and the genus Tomopteris
Tomopteris

Tomopteris is a genus of marine planktonic polychaete. If disturbed, some species are known to make a flurry of glowing sparks erupt from their parapodia....
 emits yellow
Yellow

Yellow is the color evoked by light that stimulates both the L and M cone cells of the retina about equally, but does not significantly stimulate the S cone cells; that is, light with much red and green but not very much blue....
 bioluminescence.

Non-marine bioluminescence is less widely distributed, but a larger variety in colours is seen. The two best-known forms of land bioluminescence are fireflies
Firefly

Lampyridae is a family of insects in the beetle order Coleoptera. They are winged beetles, and commonly called fireflies or lightning bugs for their conspicuous crepuscular use of bioluminescence to attract mates or prey....
 and glow worms
Phengodidae

The beetle family Phengodidae is known also as glowworm beetles, whose larvae are known as glowworms. The females and larvae have bioluminescence organs....
. Other insect
Insect

Insects are the biggest class of arthropods and the only ones with wings. They are the most diverse group of animals on the planet. They are most diverse at the equator and their diversity declines toward the poles....
s, insect larva
Larva

A larva is a young form of animal with indirect developmental biology, going through or undergoing metamorphosis .The larva can look completely different from the adult form, for example, a caterpillar differs from a butterfly....
e, annelid
Annelid

The annelids, collectively called Annelida , are a large Scientific classification of animals comprising the segmented worms, with about 15,000 modern species including the well-known earthworms and leeches....
s, arachnid
Arachnid

Arachnids are a class of Arthropod invertebrate animals in the subphylum Chelicerata. All arachnids have eight legs, but some exceptions are of some species having the first pair legs convert to sensory function and harvest mite larvae have only 3 pairs of legs....
s and even species of fungi
Fungus

A fungus is a Eukaryote organism that is a member of the Kingdom Fungi . The fungi are a monophyletic group, also called the Eumycota , that is phylogeny distinct from the morphologically similar slime molds and water molds ....
 have been noted to possess bioluminescent abilities.

Some forms of bioluminescence are brighter (or only exist) at night, following a circadian rhythm
Circadian rhythm

A circadian rhythm is a roughly-24-hour cycle in the biochemical, physiological or behavioural processes of living beings, including plants, animals, fungi and cyanobacteria....
.
Red Tide Bioluminescence At Midnight

Adaptations for bioluminescence

There are five main accepted theories for the evolution of bioluminescent traits:

Camouflage


Attraction

Bioluminescence is used as a lure
Lure

Lure can refer to:* Lure * Lure coursing, a sport for dogs that involves chasing a mechanically operated lure* LURE Leeds Undergraduate Research Enterprise...
 to attract prey by several deep sea fish
Deep sea fish

Deep sea fish is a term for fish that live below the photic zone of the ocean. Examples include the lanternfish, flashlight fish, cookiecutter shark, Gonostomatidaes, anglerfish, and viperfish...
 such as the anglerfish
Anglerfish

Anglerfish are the members of the order Lophiiformes. They are Osteichthyes named for their characteristic mode of predation, wherein a fleshy growth from the fish's head acts as a Aggressive_mimicry#Food_as_an_attractant; this is considered analogous to angling....
. A dangling appendage
Appendage

An appendage in the broadest sense is an additional or subsidiary part existing on, or added to, something which can generally still function if the appendage has never existed or is later provided or grown, or will still perform a primary function if the appendage is removed....
 that extends from the head of the fish attracts small animals to within striking distance of the fish. Some fish, however, use a non-bioluminescent lure.

The cookiecutter shark
Cookiecutter shark

The cookiecutter shark, Isistius brasiliensis, also known as the cigar shark or luminous shark, is a small rarely-seen dogfish shark....
 uses bioluminescence for camouflage, but a small patch on its underbelly remains dark and appears as a small fish to large predatory fish like tuna
Tuna

Tuna are several species of ocean-dwelling fish in the family Scombridae, mostly in the genus Thunnus. Tunas are fast swimmers?they have been clocked at 70 km/h ?and include several species that are warm-blooded....
 and mackerel
Mackerel

Mackerel is a common name applied to a number of different species of fish, mostly, but not exclusively, from the family Scombridae. They occur in all tropical and temperate seas....
. When these fish try to consume the "small fish", they are eaten by the shark.

Dinoflagellate
Dinoflagellate

The dinoflagellates are a large group of flagellate protists. Most are marine plankton, but they are common in fresh water habitats as well. Their populations are distributed depending on sea surface temperature, salinity, or depth....
s have an interesting twist on this mechanism. When a predator of plankton
Plankton

Plankton consist of any drifting organisms that inhabit the pelagic zone of oceans, seas, or bodies of fresh water. Plankton are defined by their ecological niche rather than their Phylogenetics or taxonomy classification....
 is sensed through motion in the water, the dinoflagellate luminesces. This in turn attracts even larger predators which will consume the would-be predator of the dinoflagellate.

The attraction of mates
Mating

In biology, mating is the pairing of same-sex, opposite-sex or hermaphrodite organisms for copulation and, in social animals, also to raise their offspring....
 is another proposed mechanism of bioluminescent action. This is seen actively in fireflies
Firefly

Lampyridae is a family of insects in the beetle order Coleoptera. They are winged beetles, and commonly called fireflies or lightning bugs for their conspicuous crepuscular use of bioluminescence to attract mates or prey....
, which use periodic flashing in their abdomens to attract mates in the mating season. In the marine environment this has only been well-documented in certain small crustaceans called ostracod. It has been suggested that pheromone
Pheromone

A pheromone is a chemical that triggers a natural behavioral response in another member of the opposite gender of the same species. There are alarm signal pheromones, food trail pheromones, sex pheromones, and many others that affect behavior or physiology....
s may be used for long-distance communication, and bioluminescent used at close range to "home in" on the target.

Repulsion

Certain squid
Squid

Squid are marine cephalopods of the order Teuthida, which comprises around 300 species. Like all other cephalopods, squid have a distinct head, Symmetry #Bilateral_symmetry, a mantle , and cephalopod arms....
 and small crustacean
Crustacean

Crustaceans are a large group of arthropods, comprising almost 52,000 described species , and are usually treated as a subphylum . They include various familiar animals, such as crabs, lobsters, crayfish, shrimp, krill and barnacles....
s use bioluminescent chemical mixtures or bioluminescent bacterial slurries in the same way as many squid use ink
Cephalopod ink

Cephalopod ink is a dark pigment released into water by most species of cephalopod, usually as an escape mechanism. All cephalopods, with the exception of the Nautilidae and the species of octopus belonging to the Order Cirrina, are able to release ink....
. A cloud of luminescence is expelled, confusing or repelling a potential predator while the squid or crustacean escapes to safety. Every species of firefly has larvae that glow to repel predators.

Communication

Bioluminescence is thought to play a direct role in communication between bacteria (see quorum sensing
Quorum sensing

Quorum sensing is a type of decision-making process used by decentralized groups to coordinate behavior. Many species of bacteria use quorum sensing to coordinate their gene expression according to the local density of their population....
). It promotes the symbiotic induction of bacteria into host species, and may play a role in colony aggregation.

Illumination

While most marine bioluminescence is green to blue, the Black Dragonfish
Stomiidae

Stomiidae is a family of deep-sea ray-finned fish, including the barbeled dragonfish, stareater , and loosejaw.Stomiids are generally elongated fish with black or near-black bodies, but they are highly variable in form, and are sometimes grouped into multiple different families as a result....
 produces a red glow. This adaptation allows the fish to see red-pigmented prey, which are normally invisible in the deep ocean environment where red light has been filtered out by the water column .

Biotechnology

Bioluminescencekils
Bioluminescent organisms are a target for many areas of research. Luciferase systems are widely used in the field of genetic engineering
Genetic engineering

Engineering There are a number of ways through which genetic engineering is accomplished. Essentially, the process has five main steps# Isolation of the genes of interest...
 as reporter gene
Reporter gene

In molecular biology, a reporter gene is a gene that researchers attach to another gene of interest in cell culture, animals or plants. Certain genes are chosen as reporters because the characteristics they confer on organisms expressing them are easily identified and measured, or because they are selectable markers....
s. Luciferase systems have also been harnessed for biomedical research using bioluminescence imaging
Bioluminescence imaging

Bioluminescence imaging is a technology developed over the past decade that allows for the noninvasive study of ongoing biological processes in small laboratory animals....
.

Vibrio
Vibrio

Vibrio is a genus of Gram-negative bacteria possessing a curved rod shape. Typically found in Seawater, Vibrio are Facultative anaerobic organism that test positive for oxidase and do not form spores....
 symbiosis with numerous marine invertebrates
Marine invertebrates

The term "marine invertebrates" is used to describe animals found in a Marine environment which are invertebrates: lacking a notochord. In order to protect themselves, they may have evolved a Animal shell or a hard exoskeleton, but this is not always the case....
 and fish
Fish

A fish is any marine biology vertebrate animal that is typically ectothermic , covered with scale , and equipped with two sets of paired fins and several unpaired fins....
, namely the Hawaiian Bobtail Squid
Hawaiian Bobtail Squid

The Hawaiian Bobtail Squid is a species of bobtail squid native to the central Pacific Ocean, where it occurs in shallow coastal waters off the Hawaiian Islands and Midway Atoll....
 (Euprymna scolopes), are key experimental model
Model organism

A model organism is a species that is extensively studied to understand particular biology phenomena, with the expectation that discoveries made in the organism model will provide insight into the workings of other organisms....
 for symbiosis
Symbiosis

The term symbiosis commonly describes close and often long-term interactions between different biological species. The term was first used in 1879 by the Germany mycology Heinrich Anton de Bary, who defined it as "the living together of unlike organisms"....
, quorum sensing
Quorum sensing

Quorum sensing is a type of decision-making process used by decentralized groups to coordinate behavior. Many species of bacteria use quorum sensing to coordinate their gene expression according to the local density of their population....
, and bioluminescence.

The structure of photophore
Photophore

A photophore is a light-emitting organ which appears as luminescence spots on various marine animals, including fish and cephalopods. The organ can be simple, or as complex as the human eye; equipped with lenses, shutters, color filters and reflectors ....
s, the light producing organs in bioluminescent organisms, are being investigated by industrial design
Industrial design

Industrial design is an applied art whereby the aesthetics and usability of mass-produced Product may be improved for marketability and Manufacturing....
ers.

Proposed applications of engineered bioluminescence

Some proposed applications of engineered bioluminescence include :
  • Glowing trees to line highway
    Highway

    A highway is a main road intended for travel by the public between important destinations, such as city and towns. Highway designs vary widely and can range from a two-lane road without margins to a multi-lane, grade separated freeway....
    s to save government electricity
    Electricity

    Electricity is a general term that encompasses a variety of phenomena resulting from the presence and flow of electric charge. These include many easily recognizable phenomena such as lightning and static electricity, but in addition, less familiar concepts such as the electromagnetic field and electromagnetic induction....
     bills
  • Christmas tree
    Christmas tree

    File:Christmas Tree.JPGThe Christmas tree is one of the most popular traditions associated with the celebration of Christmas. Normally an evergreen Pinophyta tree that is brought into a home or used in the open, a Christmas tree is decorated with Christmas lights and colourful Christmas ornaments during the days around Christmas....
    s that do not need lights, reducing danger from electrical fires
  • Agricultural
    Agriculture

    Agriculture refers to the production of food and goods through farming and forestry. Agriculture was the key development that led to the rise of civilization, with the animal husbandry of domestication animals and plants creating food surpluses that enabled the development of more Population density and Social stratification societies....
     crops and domestic plants that luminesce when they need watering
  • New methods for detecting bacterial contamination of meats and other foods
  • Bio-identifiers for escaped convicts and mental patients
  • Detecting bacterial species in suspicious corpses
  • Novelty pets that bioluminesce (rabbit
    Rabbit

    Rabbits are small mammals in the family Leporidae of the order Lagomorpha, found in several parts of the world. There are seven different genus in the family taxonomy as rabbits, including the European rabbit , Cottontail rabbit , and the Amami rabbit ....
    s, mice
    Mouse

    A mouse is a small animal that belongs to one of numerous species of rodents. The best known mouse species is the House Mouse . It is also a popular pet....
    , fish
    Fish

    A fish is any marine biology vertebrate animal that is typically ectothermic , covered with scale , and equipped with two sets of paired fins and several unpaired fins....
     etc.)


Organisms that bioluminesce



All cells produce some form of bioluminescence within the electromagnetic spectrum, but most are neither visible nor noticeable to the naked eye. Every organism's bioluminescence is unique in wavelength, duration, timing and regularity of flashes. Below follows a list of organisms which have been observed to have visible bioluminescence.

Terrestrial organisms

  • certain arthropod
    Arthropod

    Arthropods are animals belonging to the Scientific classification Arthropoda , and include the insects, arachnids, crustaceans, and others....
    s
    • fireflies
      Firefly

      Lampyridae is a family of insects in the beetle order Coleoptera. They are winged beetles, and commonly called fireflies or lightning bugs for their conspicuous crepuscular use of bioluminescence to attract mates or prey....
    • glow worms
      Phengodidae

      The beetle family Phengodidae is known also as glowworm beetles, whose larvae are known as glowworms. The females and larvae have bioluminescence organs....
      • railroad worm
        Railroad worm

        A railroad worm is a larva or larviform female adult of a beetle of the genus Phrixothrix in the family Phengodidae, characterized by their unique possession of two different colors of bioluminescence....
        s
    • certain mycetophilid
      Mycetophilidae

      Mycetophilidae is a family of very small fly, forming the bulk of those species known as fungus gnats. There are approximately 3000 described species in 150 genera but the true number of species is undoubtedly much higher....
       flies
      Fly

      True flies are insects of the Order Diptera , possessing a single pair of insect wing on the mesothorax and a pair of halteres, derived from the hind wings, on the metathorax....
    • certain centipede
      Centipede

      For information about the old arcade game, see Centipede .Centipedes are arthropods belonging to the class Chilopoda and the Subphylum Myriapoda....
      s
    • certain millipede
      Millipede

      Millipedes are arthropods that have two pairs of arthropod leg per segment . Each segment that has two pairs of legs is a result of two single segments fused together as one....
      s
  • annelid
    Annelid

    The annelids, collectively called Annelida , are a large Scientific classification of animals comprising the segmented worms, with about 15,000 modern species including the well-known earthworms and leeches....
    s
  • Mushroom
    Mushroom

    A mushroom is the fleshy, spore-bearing fruiting body of a fungus, typically produced above ground on soil or on its food source. The standard for the name "mushroom" is the cultivated white button mushroom, Agaricus bisporus, hence the word mushroom is most often applied to those fungi that have a stem , a cap , and gills on the unde...
    s (see Foxfire
    Foxfire (bioluminescence)

    Foxfire is the term for the bioluminescence created in the right conditions by a few species of fungus that decay wood. The luminescence is often attributed to members of the genus Armillaria, the Honey mushroom, though others are reported, and as many as 40 individual species have been identified....
    )
    • Jack O'Lantern mushroom (Omphalotus olearius)
    • ghost fungus (Omphalotus nidiformis
      Omphalotus nidiformis

      Omphalotus nidiformis, or ghost fungus, is a gilled basidiomycete mushroom found in southern Australia most notable for its bioluminescence properties....
      )
    • Honey mushroom
    • Panellus stipticus
    • several species of Mycena
      Mycena

      Mycena is a large genus of small saprotrophic mushrooms which are rarely more than a few centimeters in width. They are characterized by a white spore print, a small conical or bell-shaped cap, and a thin fragile stem....
  • a terrestrial mollusc
    • Dyakia striata


Fish

  • Cookie-cutter shark
  • Marine hatchetfish
    Marine hatchetfish

    Marine hatchetfish are big, deep-sea bathypelagic fish of the family Sternoptychidae, together with bottlelights, pearlsides and constellationfish....
  • Anglerfish
    Anglerfish

    Anglerfish are the members of the order Lophiiformes. They are Osteichthyes named for their characteristic mode of predation, wherein a fleshy growth from the fish's head acts as a Aggressive_mimicry#Food_as_an_attractant; this is considered analogous to angling....
  • Flashlight fish
    Flashlight fish

    The flashlight fish are a family, the Anomalopidae, of Beryciformes fish. There are some unrelated fish with similar features, some of which are also called flashlight fish....
  • Pineconefish
  • Porichthys
  • Gulper eel
  • Many rattail
    Rattail

    Grenadiers or rattails are generally large, brown to black gadiform marine fish of the family Macrouridae. Found at great depths from the Arctic Ocean to Antarctic Ocean, members of this family are among the most abundant of the deep-sea fishes....
    s


Marine invertebrates

  • many cnidarians
    • Sea pen
      Sea pen

      Sea pens are colonial marine cnidarians belonging to the order Pennatulacea. There are 14 families within the order; they are thought to have a cosmopolitan distribution in tropical and temperate waters worldwide....
      s
    • coral
      Coral

      Corals are marine organisms from the class Anthozoa and exist as small sea anemone?like polyps, typically in colonies of many identical individuals....
    • Aequorea victoria
      Aequorea victoria

      Aequorea victoria, also sometimes called the crystal jelly, is a bioluminescent hydrozoan jellyfish that is found off the west coast of North America....
      , a jellyfish
      Jellyfish

      Jellyfish are free-swimming members of the phylum Cnidaria. They have several different morphologies that represent several different cnidarian classes including the Scyphozoa , Staurozoa , Cubozoa , and Hydrozoa ....
  • certain Ctenophore
    Ctenophore

    The Ctenophora , commonly known as comb jellies, is a phylum of animals that live in all types of marine waters world-wide. Their most distinctive feature is the "combs", groups of cilia that they use for swimming, and they are the largest animals that swim by means of cilia ? adults of various species range from a few millimeters to...
    s or "comb jellies"
  • certain echinoderm
    Echinoderm

    Echinoderms are a Phylum of Marine animals . Echinoderms are found at every ocean depth, from the intertidal zone to the abyssal zone.Aside from the problematic Arkarua, the first definitive members of the phylum appeared near the start of the Cambrian period....
    s (e.g Ophiurida
    Ophiurida

    The Ophiurida are an order of echinoderms within the Class Ophiuroidea. It includes the vast majority of living brittle stars....
    )
  • certain nudibranch
    Nudibranch

    A nudibranch is a member of one suborder of soft-bodied, shell-less marine opisthobranch gastropod mollusks, which are noted for their often extraordinary colors and striking forms....
    s
  • certain crustacean
    Crustacean

    Crustaceans are a large group of arthropods, comprising almost 52,000 described species , and are usually treated as a subphylum . They include various familiar animals, such as crabs, lobsters, crayfish, shrimp, krill and barnacles....
    s
    • ostracod
      Ostracod

      Ostracoda is a Class of the Crustacea, sometimes known as the seed shrimp because of their appearance. Some 65,000 species have been identified, grouped into several orders....
      s
    • krill
      Krill

      Krill are a type of shrimp-like marine invertebrate animal. These small crustaceans are important organisms of the zooplankton, particularly as food for baleen whales, manta rays, whale sharks, crabeater seals, and other pinniped, and a few seabird species that feed almost exclusively on them....
  • certain molluscs
    • clam
      Clam

      Clam is a word which can be used for all, some, or only a few species of bivalve mollusks; the word is a common name which has no real Taxonomy significance in biology....
      s
    • Octopus
      Octopus

      The octopus is a cephalopod of the order Octopoda that inhabits many diverse regions of the ocean, especially coral reefs. The term may also refer to only those creatures in the genus Octopus ....
      • Bolitaenidae
        Bolitaenidae

        Bolitaenidae is a family of small, common pelagic zone octopuses found in all tropical and temperate oceans of the world. The family's taxonomy is not entirely certain; recent research suggests there should be just two genera, Bolitaena and Japetella, both of which are thought to be monotypic....
    • the order Teuthida
      • Colossal Squid
        Colossal Squid

        The Colossal Squid , sometimes called the Antarctic or Giant Cranch Squid, is believed to be the Cephalopod size squid species. It is the only known member of the genus Mesonychoteuthis....
      • Mastigoteuthidae
      • Sepiolidae
        Sepiolidae

        Sepiolidae is a family of bobtail squid encompassing 15 genus in three or four subfamily....
      • Sparkling Enope Squid
      • Vampire squid
        Vampire Squid

        The Vampire Squid is a small, deep-sea cephalopod found throughout the temperate and tropical oceans of the world. Unique retractile sensory filaments justify the Vampire Squid's placement in its own order : Vampyromorphida , though it shares similarities with both squid and octopuses....


Microorganisms

  • Dinoflagellate
    Dinoflagellate

    The dinoflagellates are a large group of flagellate protists. Most are marine plankton, but they are common in fresh water habitats as well. Their populations are distributed depending on sea surface temperature, salinity, or depth....
    s
  • Vibrionaceae
    Vibrionaceae

    The Vibrionaceae are a family of Proteobacteria, given their own order. Inhabitants of fresh or salt water, several species are pathogenic, including the type species Vibrio cholerae, which is the agent responsible for cholera....
     (e.g. Vibrio fischeri
    Vibrio fischeri

    Vibrio fischeri is a gram-negative rod-shaped bacterium found globally in the ocean environments. V. fischeri has bioluminescence properties, and is found predominantly in symbiosis with various marine animals, such as the bobtail squid....
    , Vibrio harveyi
    Vibrio harveyi

    'Vibrio harveyi' is a species of Gram-negative, bioluminescence, marine bacteria in the genus Vibrio. Ecology similar to Vibrio fischeri, V....
    , Vibrio phosphoreum
    Photobacterium phosphoreum

    Photobacterium phosphoreum or Vibrio phosphoreum is a Gram-negative bioluminescence bacterium living in symbiosis with marine organisms. It can emit bluish-green light thanks to a chemical reaction between Flavin mononucleotide, luciferin and molecular oxygen catalysed by an enzyme called Luciferase....
    )


See also

  • Biophoton
    Biophoton

    A biophoton , synonymous with ultraweak photon emission, low-level biological chemiluminescence, ultraweak bioluminescence, dark luminescence and other similar terms, is a photon of light emitted from a life and detected by biological probes as part of the general weak electromagnetic radiation of living cells s....
  • De Phenomenis in Orbe Lunae
    De Phenomenis in Orbe Lunae

    De Phenomenis in Orbe Lunae is a 1612 book by Collegio Romano philosophy professor Giulio Cesare de Galla that presents the first account in the Western world of bioluminescence....
  • Foxfire
    Foxfire (bioluminescence)

    Foxfire is the term for the bioluminescence created in the right conditions by a few species of fungus that decay wood. The luminescence is often attributed to members of the genus Armillaria, the Honey mushroom, though others are reported, and as many as 40 individual species have been identified....
  • Bioluminescence imaging
    Bioluminescence imaging

    Bioluminescence imaging is a technology developed over the past decade that allows for the noninvasive study of ongoing biological processes in small laboratory animals....
  • List of light sources
    List of light sources

    This is a list of sources of light, including both natural and artificial sources, and both processes and devices....
  • Milky seas effect
    Milky seas effect

    Milky seas is a condition on the open ocean where large areas of seawater are filled with bioluminescent bacteria, causing the ocean to uniformly glow an eerie blue at night....


External links

  • at San Diego Natural History Museum
    San Diego Natural History Museum

    The San Diego Natural History Museum was founded in 1874 as the San Diego Society of Natural History. The present location of the museum in San Diego, California Balboa Park, San Diego, California was dedicated on January 14, 1933....
  • article describing cookie-cutter shark adaptation
  • article from Scripps Institution of Oceanography
    Scripps Institution of Oceanography

    Scripps Institution of Oceanography in La Jolla, California, is one of the oldest and largest centers for ocean and earth science research, graduate training, and public service in the world....
  • at Monterey Bay Aquarium Research Institute
    Monterey Bay Aquarium Research Institute

    The Monterey Bay Aquarium Research Institute is a not-for-profit oceanographic research center in Moss Landing, California affiliated with the Monterey Bay Aquarium....
  • on the UF
    University of Florida

    The University of Florida is a Public university land-grant university, sea grant colleges, Space grant colleges major research university located on a campus in Gainesville, Florida, in the United States....
     / IFAS
    Institute of Food and Agricultural Sciences

    The University of Florida?s Institute of Food and Agricultural Sciences is a federal-state-county partnership dedicated to developing knowledge in agriculture, human and natural resources, and the life sciences, and enhancing and sustaining the quality of human life by making that information accessible....
     Featured Creatures Web site