The marine waters of the Houtman Abrolhos

Houtman Abrolhos

The Houtman Abrolhos is a chain of 122 islands, and associated coral reefs, in the Indian Ocean off the west coast of Australia. Nominally located at , it lies about eighty kilometres west of Geraldton, Western Australia...

, an island chain off the coast of Western Australia

Western Australia

Western Australia is a state of Australia, occupying the entire western third of the Australian continent. It is bounded by the Indian Ocean to the north and west, the Great Australian Bight and Indian Ocean to the south, the Northern Territory to the north-east and South Australia to the south-east...

, have been recorded as containing 260 species of benthic algae

Algae

Algae are a large and diverse group of simple, typically autotrophic organisms, ranging from unicellular to multicellular forms, such as the giant kelps that grow to 65 meters in length. They are photosynthetic like plants, and "simple" because their tissues are not organized into the many...

. This figure comprises 178 species of red algae

Red algae

The red algae are one of the oldest groups of eukaryotic algae, and also one of the largest, with about 5,000–6,000 species  of mostly multicellular, marine algae, including many notable seaweeds...

 (Rhodophyta), 50 species of brown algae

Brown algae

The Phaeophyceae or brown algae , is a large group of mostly marine multicellular algae, including many seaweeds of colder Northern Hemisphere waters. They play an important role in marine environments, both as food and for the habitats they form...

 (Phaeophyta) and 32 species of green algae

Green algae

The green algae are the large group of algae from which the embryophytes emerged. As such, they form a paraphyletic group, although the group including both green algae and embryophytes is monophyletic...

 (Chlorophyta). Both temperate and tropical species occur there.
This is a list of algae of the Houtman Abrolhos:

Rhodophyta

Porphyridiaceae Stylonema alsidii Acrochaetiaceae Audouinella saviana Bonnemaisoniaceae Asparagopsis armata Asparagopsis armata Asparagopsis armata is a red algae situated mostly in deep areas.In the Azores Archipelago, this algae measures up to 15 cm and compromises a total of many abundance in local submerged parts, it has a boundary with the sea and is located in the Atlantic.The cycle or life are in two phases of... Asparagopsis taxiformis Ceramiaceae Acrothamnion preissii Aglaothamnion cordatum Anotrichium tenue Antithamnion antillanum Antithamnion armatum Antithamnion hanovioides Carpothamnion gunnianum Centroceras clavulatum Ceramium filicula Ceramium flaccidum Ceramium isogonum Ceramium macilentum Ceramium mazatlanense Ceramium puberulum Ceramium sherpherdii Ceramium sympodiale Corallophila huysmansii Dasyphila preissii Drewiana nitella Euptilocladia spongiosa Euptilota articulata Gattya pinnella Griffithsia ovalis Guiryella repens Haloplegma preissii Lejolisia aegagropila Monosporus indicus Perischelia glomulifera Pleonosporium caribaeum Seirospora orientalis Spyridia filamentosa Tanakaella itonoi Trithamnion gracilissimum Wrangelia plumosa Dasyaceae Dasya iyengarii Dasya pilosa Delesseriaceae Delesseriaceae The Delessericaeae is a family of about 100 genera of marine red alga.-Genera:... Acrosorium decumbens Claudia elegans Cottoniella filamentosa Haraldiophyllum erosum Hemineura frondosa Heterodoxia denticulata Hypoglossum caloglossoides Hypoglossum revolutum Martensia australis Martensia fragilis Platysiphonia corymbosa Platysiphonia delicata Platysiphonia marginalis Sarcomenia delesserioides Rhodomelaceae Rhodomelaceae Rhodomelaceae is estimated to be the largest red algae family, with about 125 genera and over 700 species.... Acanthophora dendroides Acanthophora spicifera Acanthophora spicifera Acanthophora spicifera is a species of marine red algae in the family Rhodomelaceae.- Distribution :Distribution of Acanthophora spicifera include:* Guam* Houtman Abrolhos... Chondria curdieana Chondria dangeardii Chondria lanceolata Dasyclonium flaccidum Dasyclonium incisum Dictyomenia sonderi Dictyomenia tridens Ditria expleta Doxodasya bolbochaete Endosiphonia spinuligera

Herposiphonia secunda Herposiphonia secunda f. tenella Heterostroma nereidiis Jeannerettia lobata Jeannerettia pedicellata Kuetzingia canaliculata Laurencia brongniartia Laurencia cruciata Laurencia filiformis Laurencia majuscula Laurencia papillosa Lenormandiopsis latifolia Leveillea jungermannioides Lophocladia harveyi Lophosiphonia prostrata Neurymenia fraxinifolia Osmundaria spiralis Placophora binderi Polysiphonia decipiens Polysiphonia gracilis Protokuetzingia australasica Spirocladia barodensis Tolypiocladia glomerulata Corallinaceae Corallinaceae The Corallinaceae are one of the two extant Coralline families of red algae; they are differentiated from the morphologically similar Sporolithaceae by their formation of grouped sporangial chambers, clustered into sori... Amphiroa anceps Amphiroa foliacea Amphiroa gracilis Haliptilon roseum Hydrolithon farinosum Hydrolithon onkodes Jania pulchella Lithophyllum bermudense Mesophyllum engelhartii Mesophyllum erubescens Mesophyllum funafutiense Metagoniolithon radiatum Metagoniolithon stelliferum Metamastophora flabellata Pneophyllum fragile Gelidiaceae Gelidiaceae The Gelidiaceae is a small family of red algae containing seven genera. Many of the algae is used to make agar.... Gelidium australe Pterocladia lucida Gelidiellaceae Gelidiella pannosa Acrotylaceae Amphiplexia hymenocladioides Claviclonium ovatum Hennedya crispa Areschougiaceae Areschougia ligulata Callophycus serratus Callophycus oppositifolius Erythroclonium sonderi Eucheuma denticulatum Eucheuma gelatinum Eucheuma speciosum Meristotheca papulosa Meristotheca papulosa Meristotheca papulosa is a red alga, popular as a sea vegetable in Taiwan, where it is known as jiguancai , and in Japan, where it is known as tosaka-nori .-Description:... Solieria robusta Cystocloniaceae Craspedocarpus venosus Dicranemataceae Dicranema revolutum Tylotus obtusatus Dumontiaceae Acrosymphyton taylorii Dudresnaya capricornica Rhodopeltis borealis Hypneaceae Hypnea spinella Hypnea valentiae Kallymeniaceae Glaphrymenia pustulosa

Kallymenia cribrogloea Kallymenia cribrosa Nemastomataceae Nemastoma damaecornis Predaea laciniosa Predaea weldii Titanophora weberae Nizymeniaceae Nizymania conferta Peyssonneliaceae Peyssonnelia Peyssonnelia Peyssonnelia is a genus of thalloid red alga comprising approximately 63 species. It includes the algae commonly known as rumoi-iwanokawa, mayoi-iwanokawa and akase-iwanokawa. Specimens can reach around 20 cm in size...  capensis Peyssonnelia inamoena Phacelocarpaceae Phacelocarpus alatus Rhizophyllidaceae Portieria hornemannii Portieria hornemannii Portieria hornemannii is a species of red algae in the family Rhizophyllidaceae. The chemical halomon was discovered in this species.-External links:* at AlgaeBase... Gracilariaceae Curdiea obesa Gracilaria canaliculata Gracilaria preissiana Gracilaria textorii Halymeniaceae Codiophyllum flabelliforme Cryptonemia kallymenioides Epiphloea bullosa Gelinaria ulvoidea Halymenia floresia Sebdeniaceae Sebdenia flabellata Liagoraceae Dotyophycus abbottiae Ganonema farinosa Gloiotrichus fractalis Liagora setchellii Trichogloea requienii Yamadaella Galaxauraceae Galaxaura marginata Galaxaura obtusata Galaxaura rugosa Scinaia tsinglanensis Tricleocarpa cylindrica Plocamiaceae Plocamium preissianum Champiaceae Champia compressa Champia pravula Champia zostericola Lomentariaceae Lomentaria corallicola Lomentaria monochlamydea Semnocarpoa minuta Rhodymeniaceae Asteromenia peltata Botryocladia skottsbergii Ceratodictyon spongiosum Chrysymenia kaernbachii Chrysymenia ornata Coelarthrum cliftonii Coelothrix irregularis Gelidiopsis variabilis Gloiocladia halymenioides Gloiocladia indica Gloiocladia rubrispora Gloiosaccion brownii Hymenocladia usnea Rhodymenia leptophylla Rhodymenia sonderi Webervanboassea splachnoides

Phaeophyta

Chordariaceae Cladosiphon filum Punctariaceae Asperococcus bullosus Dictyotaceae Dictyotaceae Dictyotaceae is large family of brown algae . Members of this order generally prefer warmer waters than other brown algae. One genus in this order is calcareous, Padina, the only calcareous member of this class.-External links:*... Dictyopteris australis Dictyopteris muelleri Dictyopteris plagiogramma Dictyota ceylanica Dictyota ciliolata Dictyota dichotoma Dictyota dichotoma var. intricata Dictyota furcellata Dictyota mertensii Dictyota naevosa Dilophus crinitus Dilophus fastigiatus Dilophus robustus Distromium flabellatum Lobophora variegata Pachydictyon paniculatum

Padina boergesenii Padina elegans Padina sanctae-crucis Padina tenuis Stypopodium australasicum Stypopodium flabelliforme Zonaria turneriana Ectocarpaceae Hincksia mitchelliae Cystoseiraceae Caulocystis uvifera Cystoseira trinodis Hormophysa cuneiformis Myriodesma quercifolium Scaberia agardhii Sargassaceae Sargassaceae Sargassaceae is a family of brown algae.-External links:... Sargassum boryi Sargassum decurrens Sargassum distichum Sargassum fallax Sargassum ligulatum

Sargassum linearifolium Sargassum podacanthum Sargassum spinuligerum Sargassum tristichum Turbinaria gracilis Alariaceae Alariaceae Alariaceae are a family of kelp.-Genera:* Alaria* Aureophycus* Eualaria* Lessoniopsis* Pleurophycus* Pterygophora* Undaria * Undariella* Undariopsis-Distribution:... Ecklonia radiata Ecklonia radiata Ecklonia radiata is a species of kelp found in the Canary Islands, the Cape Verde Islands, Madagascar, Mauritania, Senegal, South Africa, Oman, southern Australia, Lord Howe Island, and New Zealand.-Further reading:... Scytosiphonaceae Colpomenia peregrina Colpomenia peregrina Colpomenia peregrina Hamel is a seaweed not native to the British Isles but recorded in Ireland since 1934. It appears to have been introduced from the Pacific and was first noticed in Europe in 1906 on oyster beds. It has now been recorded throughout the eastern north Atlantic from Norway and... Hydroclathrus clathratus Rosenvingea orientalis Sphacelariaceae Sphacelaria biradiata Sphacelaria novae-hollandiae Sphacelaria rigidula Sporochnaceae Austronereia australis Encyothalia cliftonii Sporochnus comosus

Chlorophyta

Chlorophyta

Chlorophyta is a division of green algae, informally called chlorophytes. The name is used in two very different senses so that care is needed to determine the use by a particular author...

Bryopsidaceae Bryopsidaceae In taxonomy, the Bryopsidaceae are a family of algae, in the order Bryopsidales.... Bryopsis Bryopsis In taxonomy, Bryopsis is a genus of marine algae, specifically of the Bryopsidaceae. It is frequently a pest in aquariums, where it is commonly referred to as hair algae.-Species List:* Bryopsis adriatica* Bryopsis africana...  australis Bryopsis minor Trichosolen hainensis Caulerpaceae Caulerpaceae In taxonomy, the Caulerpaceae are a family of algae, specifically of the Bryopsidales.... Caulerpa cactoides Caulerpa cliftonii Caulerpa cupressoides Caulerpa fergusonii Caulerpa lentillifera Caulerpa lentillifera Caulerpa lentillifera is one of the favored species of edible Caulerpa due to its soft and succulent texture. They are also known as sea grapes, green caviar, "ar-arosep", or "lato" in the Philippines. C. lentillifera is farmed in the Philippines and in Okinawa where the plant is eaten fresh.The... Caulerpa mexicana Caulerpa obscura Caulerpa racemosa Caulerpa racemosa Caulerpa racemosa is a species of green alga, a seaweed in the family Caulerpaceae. It is commonly known as sea grapes and is found in many areas of shallow sea around the world... Caulerpa racemosa var. corynephora Caulerpa racemosa var. laetivirens Caulerpa racemosa var. lamourouxii Caulerpa racemosa var. peltata Caulerpa racemosa var. turbinata

Caulerpa serrulata Caulerpa simpliciuscula Caulerpa webbiana Codiaceae Codiaceae In taxonomy, the Codiaceae are a family of algae, specifically of the Bryopsidales.... Codium duthieae Codium geppiorum Codium laminarioides Codium lucasii Codium spongiosum Halimedaceae Halimedaceae In taxonomy, the Halimedaceae are a family of algae, specifically of the Bryopsidales.... Halimeda cuneata Udoteaceae Udoteaceae In taxonomy, the Udoteaceae are a family of algae, specifically of the Bryopsidales.... Penicillus nodulosus Anadyomenaceae Anadyomenaceae In taxonomy, the Anadyomenaceae are a family of algae, specifically of the Cladophorales.... Anadyomene brownii Microdictyon umbilicatum

Polyphysaceae Polyphysaceae The Polyphysaceae is a taxonomic family of green algae, one of two families in the order Dasycladales.-Scientific databases:... Acetabularia calyculus Siphonocladaceae Siphonocladaceae In taxonomy, the Siphonocladaceae are a family of algae, specifically of the Cladophorales.... Boodlea composita Cladophoropsis herpestica Siphonocladus tropicus Struvea plumosa Valoniaceae Valoniaceae In taxonomy, the Valoniaceae are a family of algae, specifically of the Cladophorales.... Dictyosphaeria cavernosa Dictyosphaeria versluysii Valonia macrophysa Ulvaceae Ulvaceae Ulvaceae is a family of green algae.-Genera in the family Ulvaceae:* Blidingia* Chloropelta* Enteromorpha* Percursaria* Ulva* Ulvaria* Umbraulva... Ulva lactuca Ulva lactuca Ulva lactuca Linnaeus, a green alga in the division Chlorophyta, is the type species of the genus Ulva, also known by the common name sea lettuce.-Description:...