''Scarus spinus'', the Greensnout parrotfish, is a species of marine

ray-finned fish Actinopterygii (; ), members of which are known as ray-finned fishes, is a class of bony fish. They comprise over 50% of living vertebrate species. The ray-finned fishes are so called because their fins are webs of skin supported by bony or h ...

, a

parrotfish Parrotfishes are a group of about 90 fish species regarded as a family (Scaridae), or a subfamily (Scarinae) of the wrasses. With about 95 species, this group's largest species richness is in the Indo-Pacific. They are found in coral reefs, ...

from the

family Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...

Scaridae.https://fishbase.mnhn.fr/summary/4974 Fishbase

Description

''Scarus spinus'' can reach a total length of about 30 cm (in males). These fishes have 10 dorsal soft rays, 3 anal spines and 9 anal soft rays. Males show a bright yellow head underwater, while females are drab with white teeth and some pale spots. Caudal fin is moderately to deeply emarginate in terminal phase. Lips largely cover dental plates.

Distribution and habitat

This species can be found on

Christmas Island Christmas Island, officially the Territory of Christmas Island, is an Australian external territory comprising the island of the same name. It is located in the Indian Ocean, around south of Java and Sumatra and around north-west of the ...

and from the

Philippines The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...

Samoa Samoa, officially the Independent State of Samoa; sm, Sāmoa, and until 1997 known as Western Samoa, is a Polynesian island country consisting of two main islands (Savai'i and Upolu); two smaller, inhabited islands (Manono Island, Manono an ...

, the

Ryukyu Islands The , also known as the or the , are a chain of Japanese islands that stretch southwest from Kyushu to Taiwan: the Ōsumi, Tokara, Amami, Okinawa, and Sakishima Islands (further divided into the Miyako and Yaeyama Islands), with Yona ...

and the southern

Great Barrier Reef The Great Barrier Reef is the world's largest coral reef system composed of over 2,900 individual reefs and 900 islands stretching for over over an area of approximately . The reef is located in the Coral Sea, off the coast of Queensland, ...

. The Greensnout parrotfish inhabits coral-rich areas of outer lagoon and seaward reefs, at a depth range 0 - 30 m.

Biology

It appears specialized in scraping crustose coralline algae with its jaw. It can change gender from female to male (

hermaphroditic In reproductive biology, a hermaphrodite () is an organism that has both kinds of reproductive organs and can produce both gametes associated with male and female sexes. Many taxonomic groups of animals (mostly invertebrates) do not have se ...

).https://reefapp.net/en/encyclopedia/scarus-spinus Reefapp

Bibliography

* This article has been expanded using, inter alia, material based on a translation of an article from the Spanisch Wikipedia, by the same name. * Fenner, Robert M.: ''The Conscientious Marine Aquarist''. Neptune City,

New Jersey New Jersey is a U.S. state, state in the Mid-Atlantic States, Mid-Atlantic and Northeastern United States, Northeastern regions of the United States. It is bordered on the north and east by the state of New York (state), New York; on the ea ...

,: T.F.H. Publications, 2001. * Helfman, G., B. Collette y D. Facey: ''The diversity of fishes''. Blackwell Science, Malden, Massachusetts, 1997. * Hoese, D.F. 1986. A M.M. Smith y P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlín, * Maugé, L.A. 1986. A J. Daget, J.-P. Gosse y D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB

Bruselas Brussels (french: Bruxelles or ; nl, Brussel ), officially the Brussels-Capital Region (All text and all but one graphic show the English name as Brussels-Capital Region.) (french: link=no, Région de Bruxelles-Capitale; nl, link=no, Bruss ...

; MRAC,

Tervuren Tervuren () is a municipality in the province of Flemish Brabant, in Flanders, Belgium. The municipality comprises the villages of Duisburg, Tervuren, Vossem and Moorsel. On January 1, 2006, Tervuren had a total population of 20,636. The total ...

Flandes Flandes is a town and municipality in the Tolima department of Colombia. The population of the municipality was 22,064 as of the 1993 census. Municipalities of Tolima Department {{Tolima-geo-stub ...

; y ORSTOM,

París Paris () is the capital and most populous city of France, with an estimated population of 2,165,423 residents in 2019 in an area of more than 105 km² (41 sq mi), making it the 30th most densely populated city in the world in 2020. Si ...

France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of overseas regions and territories in the Americas and the Atlantic, Pacific and Indian Oceans. Its metropolitan ar ...

. Vol. 2. * Moyle, P. y J. Cech.: ''Fishes: An Introduction to Ichthyology'', 4a. edición, Upper Saddle River,

: Prentice-Hall. 2000. * Nelson, J.: ''Fishes of the World'', 3rd. ed.

New York New York most commonly refers to: * New York City, the most populous city in the United States, located in the state of New York * New York (state), a state in the northeastern United States New York may also refer to: Film and television * '' ...

: John Wiley and Sons. 1994. * Wheeler, A.: ''The World Encyclopedia of Fishes'', 2nd. edición,

London London is the capital and List of urban areas in the United Kingdom, largest city of England and the United Kingdom, with a population of just under 9 million. It stands on the River Thames in south-east England at the head of a estuary dow ...

: Macdonald.

External links

ITIS

References

Fish described in 1868 {{Improve categories, date=March 2024 Marine fish of Western Australia Ray-finned fish spinus