''Enneapterygius bahasa'', blacktail triplefin, also known as the blacktail threefin in

Australia Australia, officially the Commonwealth of Australia, is a country comprising mainland Australia, the mainland of the Australia (continent), Australian continent, the island of Tasmania and list of islands of Australia, numerous smaller isl ...

,Common names for ''Enneapterygius bahasa''
at www.fishbase.org. is a species of

threefin blenny Threefin or triplefin blennies are blenniiforms, small percomorph marine fish of the family Tripterygiidae. Found in tropical and temperate waters of the Atlantic, Pacific and Indian Oceans, the family contains about 150 species in 30 genera. T ...

in the genus ''

Enneapterygius ''Enneapterygius'' is a genus of fish in the family Tripterygiidae found in the Indian and Pacific Ocean. Species There are currently 63 recognized species in this genus: * '' Enneapterygius abeli'' ( Klausewitz, 1960) (Yellow triplefin) * '' ...

''.Blacktail triplefin
at www.fishbase.org. It was described by German

ichthyologist Ichthyology is the branch of zoology devoted to the study of fish, including bony fish (Osteichthyes), cartilaginous fish (Chondrichthyes), and jawless fish (Agnatha). According to FishBase, 35,800 species of fish had been described as of March 2 ...

Ronald Fricke in 1997, and earns its

common name In biology, a common name of a taxon or organism (also known as a vernacular name, English name, colloquial name, country name, popular name, or farmer's name) is a name that is based on the normal language of everyday life; and is often con ...

from its black

caudal fin Fins are moving appendages protruding from the body of fish that interact with water to generate thrust and help the fish swim. Apart from the tail or caudal fin, fish fins have no direct connection with the back bone and are supported only ...

s. It is known from

reef A reef is a ridge or shoal of rock, coral, or similar relatively stable material lying beneath the surface of a natural body of water. Many reefs result from natural, abiotic component, abiotic (non-living) processes such as deposition (geol ...

s in the western

Pacific Ocean The Pacific Ocean is the largest and deepest of Earth's five Borders of the oceans, oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean, or, depending on the definition, to Antarctica in the south, and is ...

Etymology

The blacktail triplefin was described by Ronald Fricke in 1997, from a male

holotype A holotype (Latin: ''holotypus'') is a single physical example (or illustration) of an organism used when the species (or lower-ranked taxon) was formally described. It is either the single such physical example (or illustration) or one of s ...

(USNM 259168) collected from

Queensland Queensland ( , commonly abbreviated as Qld) is a States and territories of Australia, state in northeastern Australia, and is the second-largest and third-most populous state in Australia. It is bordered by the Northern Territory, South Austr ...

, Australia, and 77

paratype In zoology and botany, a paratype is a specimen of an organism that helps define what the scientific name of a species and other taxon actually represents, but it is not the holotype (and in botany is also neither an isotype (biology), isotype ...

specimens from its other known locale.Fricke, R., 1997 (20 Nov.) ef. 23339''Tripterygiid fishes of the western and central Pacific, with descriptions of 15 new species, including an annotated checklist of world Tripterygiidae (Teleostei).'' Koeltz Scientific Books. Tripterygiid fishes of the western and central Pacific, with descriptions of 15 new species, including an annotated checklist of world Tripterygiidae (Teleostei). 1997: iii-ix, 1-607. He gave it the

species name In taxonomy, binomial nomenclature ("two-term naming system"), also called binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, both of which use Latin grammatical forms, altho ...

''bahasa'', referring to the official

Indonesian language Indonesian (; ) is the official language, official and national language of Indonesia. It is a standard language, standardized variety (linguistics), variety of Malay language, Malay, an Austronesian languages, Austronesian language that has ...

, often called "Bahasa Indonesia".

Description

Male blacktail triplefins can reach a maximum length of . Fricke described the blacktail triplefin as being a medium-sized member of the " Enneapterygius hemimelas"

species group In biology, a species complex is a group of closely related organisms that are so similar in appearance and other features that the boundaries between them are often unclear. The taxa in the complex may be able to hybridize readily with each oth ...

, being most closely related to the Australian Clea's triplefin (''E. clea'') and the

Redtail triplefin ''Enneapterygius rubicauda'', the redtail triplefin, is a species of triplefin blenny in the genus ''Enneapterygius''. It was described by Shen Shih-Chieh in 1994. They occur in the western Pacific Ocean, including the Ryukyu and Ogasawara Island ...

(''E. rubicauda'') from the western Pacific. The bodies of the blennies are predominantly reddish in colour, with white spots on the bodies and white streaks around the eyes; the males have blackish faces and tails (from which the common name is derived), a trait which is not shared with the females. On average, the females have stouter bodies, shorter snouts and higher vertical fins than the males.

Distribution

It is a

tropical The tropics are the regions of Earth surrounding the equator, where the sun may shine directly overhead. This contrasts with the temperate or polar regions of Earth, where the Sun can never be directly overhead. This is because of Earth's ax ...

blenny found mainly in the flats and crests of

s in the western

, and swims at depths ranging from . It has been recorded from

Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...

Taiwan Taiwan, officially the Republic of China (ROC), is a country in East Asia. The main geography of Taiwan, island of Taiwan, also known as ''Formosa'', lies between the East China Sea, East and South China Seas in the northwestern Pacific Ocea ...

Indonesia Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania, between the Indian Ocean, Indian and Pacific Ocean, Pacific oceans. Comprising over List of islands of Indonesia, 17,000 islands, including Sumatra, ...

, the

Philippines The Philippines, officially the Republic of the Philippines, is an Archipelagic state, archipelagic country in Southeast Asia. Located in the western Pacific Ocean, it consists of List of islands of the Philippines, 7,641 islands, with a tot ...

Papua New Guinea Papua New Guinea, officially the Independent State of Papua New Guinea, is an island country in Oceania that comprises the eastern half of the island of New Guinea and offshore islands in Melanesia, a region of the southwestern Pacific Ocean n ...

Guam Guam ( ; ) is an island that is an Territories of the United States, organized, unincorporated territory of the United States in the Micronesia subregion of the western Pacific Ocean. Guam's capital is Hagåtña, Guam, Hagåtña, and the most ...

Palau Palau, officially the Republic of Palau, is an island country in the Micronesia subregion of Oceania in the western Pacific Ocean. The Republic of Palau consists of approximately 340 islands and is the western part of the Caroline Islands ...

, and

References

External links

''Enneapterygius bahasa''
at www.biologie.uni-ulm.de
''Enneapterygius bahasa''
at www.fishwise.co.za
''Enneapterygius bahasa''
at

World Register of Marine Species The World Register of Marine Species (WoRMS) is a taxonomic database that aims to provide an authoritative and comprehensive catalogue and list of names of marine organisms. Content The content of the registry is edited and maintained by scien ...

''Enneapterygius bahasa''
at

ITIS The Integrated Taxonomic Information System (ITIS) is an American partnership of federal agencies designed to provide consistent and reliable information on the taxonomy of biological species. ITIS was originally formed in 1996 as an interagenc ...

{{Taxonbar, from=Q1877466 bahasa blacktail triplefin