Spinner shark

	Email		Print
	Bookmark		Link

Spinner shark

The spinner shark, Carcharhinus brevipinna, is a requiem shark

Requiem shark

The requiem sharks refer to all members of the Carcharhinidae family that includes a family of migratory, live-bearing sharks of warm seas, sometimes also found in brackish or fresh water, such as the tiger shark, blue shark, bull shark, and milk shark....
of the family

Family (biology)

In biological classification, family is a taxonomic rank. Exact details of formal nomenclature depend on the Nomenclature Codes which applies....
Carcharhinidae, found in the western Atlantic Ocean

Atlantic Ocean

The Atlantic Ocean is the second-largest of the world's oceanic divisions; with a total area of about 106.4 million square kilometres . It covers approximately one-fifth of the Earth's surface....
between latitudes 40° N

40th parallel north

The 40th parallel north is a circle of latitude that is 40 degree true north of the Earth equator.Starting at the Prime Meridian and heading eastwards, the parallel 40? north passes through:...
and 38° S

38th parallel south

The 38th parallel south is a circle of latitude that is 38 degree south of the Earth equator.Starting at the Prime Meridian and heading eastwards, the parallel 38? south passes through:...
. Its length is up to about 3 m.

The spinner shark is a slender shark with a long, narrow, pointed snout, long gill slits and small, narrow-cusped teeth. The first dorsal fin

Dorsal fin

A wikt:dorsal fin is a fin located on the backs of some fish, whales, dolphins, and porpoises, as well as the ichthyosaurs. Its main purpose is to stabilize the animal against rolling and assist in sudden turns....
is small, there is no interdorsal ridge, and the labial furrows are longer than in any other grey shark.

Discussion

Ask a question about 'Spinner shark'

Start a new discussion about 'Spinner shark'

Answer questions from other users

Full Discussion Forum

Encyclopedia

The spinner shark, Carcharhinus brevipinna, is a requiem shark

Requiem shark

Family (biology)

Atlantic Ocean

40th parallel north

38th parallel south

Dorsal fin

Continental shelf

The continental shelf is the extended perimeter of each continent and associated coastal plain, and was part of the continent during the glacial periods, but is undersea during Ice age such as the current epoch by relatively shallow seas and Bay....
and insular shelves from close inshore to offshore. It is capable of vertical spinning leaps out of the water as a feeding technique in which the shark spins through a school of small fish with an open mouth and then breaks the surface. It feeds mainly on pelagic bony fishes, also small sharks, cuttlefish

Cuttlefish

Cuttlefish are Marine animals of the order Sepiida belonging to the Cephalopoda class . Despite their common name, cuttlefish are not fish but molluscs....
, 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....
s, and octopuses

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 ....
.

It is viviparous. It forms schools, and is highly migratory off Florida

Florida

Florida is a U.S. state located in the Southeastern United States of the United States, bordering Alabama to the northwest and Georgia to the northeast....
and Louisiana

Louisiana

The State of Louisiana is a U.S. state located in the U.S. Southern States of the United States of America. Its capital is Baton Rouge and largest city is New Orleans....
and in the Gulf of Mexico

Gulf of Mexico

The Gulf of Mexico is the ninth largest body of water in the world. Considered a smaller part of the Atlantic Ocean, it is an oceanic basin largely surrounded by the North American continent and the island of Cuba....
. It is regularly caught in fisheries and the flesh is utilized fresh and dried salted for human consumption. The fins are probably used in the Asian shark fin trade, and livers for vitamin

Vitamin

A vitamin is an organic compound required as a nutrient in tiny amounts by an organism. A compound is called a vitamin when it cannot be biosynthesis in sufficient quantities by an organism, and must be obtained from the diet....
oil production.

Coloration is grey above, white below, with a conspicuous white band on its sides. The second dorsal

Dorsal fin

A wikt:dorsal fin is a fin located on the backs of some fish, whales, dolphins, and porpoises, as well as the ichthyosaurs. Its main purpose is to stabilize the animal against rolling and assist in sudden turns....
, anal, undersides of pectorals and lower caudal fin lobe are black or dark grey-tipped in subadults and adults, but unmarked or nearly so in small individuals.