The pearly razorfish or cleaver wrasse, ''Xyrichtys novacula'', is a species of

wrasse The wrasses are a family, Labridae, of marine fish, many of which are brightly colored. The family is large and diverse, with over 600 species in 81 genera, which are divided into 9 subgroups or tribes. They are typically small, most of them le ...

. It is of minor importance to local

commercial fisheries Commercial fishing is the activity of catching fish and other seafood for commercial profit, mostly from wild fisheries. It provides a large quantity of food to many countries around the world, but those who practice it as an industry must often ...

and is popular as a

game fish Game fish, sport fish or quarry refer to popular fish pursued by recreational anglers, and can be freshwater or saltwater fish. Game fish can be eaten after being caught, or released after capture. Some game fish are also targeted commerciall ...

. It can also be found in the

aquarium An aquarium (plural: ''aquariums'' or ''aquaria'') is a vivarium of any size having at least one transparent side in which aquatic plants or animals are kept and displayed. Fishkeepers use aquaria to keep fish, invertebrates, amphibians, aq ...

trade.

Description

''Xyrichtys novacula'' can reach in

total length Fish measurement is the measuring of individual fish and various parts of their anatomies. These data are used in many areas of ichthyology, including taxonomy and fisheries biology. Overall length * Standard length (SL) is the length of a fish ...

, though most do not exceed . Its body is elongate and very compressed laterally, the head is flattened, with a steep profile and sharp teeth. Its long dorsal fin extends along most of its back. It has 9 dorsal spines, 12 dorsal soft rays, 3 anal spines and 12 anal soft rays. This

has a yellow-orange or reddish-pink color that is darker on the back and lighter on the belly, sometimes marked with green and gray stripes. Head shows vertical narrow light blue lines and there are scales with brisk reflexes on the abdomen. Upon capture, this fish has been known to turn its mouth and sharp protruding teeth past 90 degrees to either side in relationship to its own body as an attempt to be released from capture.

Distribution and habitat

The pearly razorfish is widespread throughout the western and eastern subtropical and tropical

Atlantic Ocean The Atlantic Ocean is the second-largest of the world's five oceans, with an area of about . It covers approximately 20% of Earth's surface and about 29% of its water surface area. It is known to separate the " Old World" of Africa, Europe ...

, as well as the

Mediterranean Sea The Mediterranean Sea is a sea connected to the Atlantic Ocean, surrounded by the Mediterranean Basin and almost completely enclosed by land: on the north by Western and Southern Europe and Anatolia, on the south by North Africa, and on the ea ...

. It inhabits clear, shallow littoral areas with sandy or muddy bottoms, at depths of 1 to 20 m. In winter it migrates to greater depths, up to 90–150 m.

Behavior and diet

''Xyrichtys novacula'' buries itself rapidly in the bottom when disturbed. It feeds on small invertebrates such as crustaceans, mollusks and echinoderms. Xyrichtys novacula catch

Synonyms

A large number of specific names have been determined to refer to this species as junior synonyms:

Predators

The Pearly razorfish has been shown to be successful bait for the Greater Amberjack species (aka reef donkey).

References

External links

''Xyrichtys novacula''Marine Species Identification Portal.
Downloaded on 25 May 2013.
WoRMS

Bibliography

* Eschmeyer, William N., ed. 1998. Catalog of Fishes. Special Publication of the Center for Biodiversity Research and Information, n. 1, vol. 1-3. California Academy of Sciences. San Francisco,

California California is a U.S. state, state in the Western United States, located along the West Coast of the United States, Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the List of states and territori ...

, USA. 2905. . * Fenner, Robert M.: ''The Conscientious Marine Aquarist''. Neptune City,

New Jersey New Jersey is a state in the Mid-Atlantic and Northeastern regions of the United States. It is bordered on the north and east by the state of New York; on the east, southeast, and south by the Atlantic Ocean; on the west by the Delaware ...

, USA: T.F.H. Publications, 2001. * Helfman, G., B. Collette y D. Facey: ''The diversity of fishes''. Blackwell Science, Malden, Massachusetts, USA, 1997. * Hoese, D.F. 1986: . A M.M. Smith y P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlín, Germany. * 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). Bruxelles; Vol. 2. * Moyle, P. y J. Cech.: ''Fishes: An Introduction to Ichthyology'', 4th. ed, Upper Saddle River,

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

New York City New York, often called New York City or NYC, is the List of United States cities by population, most populous city in the United States. With a 2020 population of 8,804,190 distributed over , New York City is also the L ...

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

London London is the capital and 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 down to the North Sea, and has been a majo ...

: Macdonald. 1985.

External links

* {{Taxonbar, from=Q2199613 Xyrichtys Fish of the Atlantic Ocean Fish of the Mediterranean Sea Fish described in 1758 Taxa named by Carl Linnaeus