''Coryphaena'' is a
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...
of marine
ray-finned
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 hor ...
fish
Fish are aquatic, craniate, gill-bearing animals that lack limbs with digits. Included in this definition are the living hagfish, lampreys, and cartilaginous and bony fish as well as various extinct related groups. Approximately 95% of li ...
es known as the dolphinfishes, and is currently the only known genus in the
family
Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...
Coryphaenidae. The generic name is from Greek κορυφή (''koryphē'', "crown, top") and -αινα (-''aina'', feminine suffix). Species in this genus have compressed heads and single
dorsal fin
A dorsal fin is a fin located on the back of most marine and freshwater vertebrates within various taxa of the animal kingdom. Many species of animals possessing dorsal fins are not particularly closely related to each other, though through conv ...
s that run the entire length of the fishes' bodies.
Dolphinfish are aggressive
predatory fish
Predatory fish are hypercarnivorous fish that actively prey upon other fish or aquatic animals, with examples including shark, billfish, barracuda, pike/muskellunge, walleye, perch and salmon. Some omnivorous fish, such as the red-bellied piranha ...
that actively prey upon oceanic
forage fish
Forage fish, also called prey fish or bait fish, are small pelagic fish which are preyed on by larger predators for food. Predators include other larger fish, seabirds and marine mammals. Typical ocean forage fish feed near the base of the food ...
es, while in turn serving as a primary food source for many larger
pelagic
The pelagic zone consists of the water column of the open ocean, and can be further divided into regions by depth (as illustrated on the right). The word ''pelagic'' is derived . The pelagic zone can be thought of as an imaginary cylinder or wa ...
predators. The dolphinfish can reach up to about , and are some of the fastest-growing species in the ocean.
Despite the name, dolphinfishes are unrelated to and look unlike
dolphin
A dolphin is an aquatic mammal within the infraorder Cetacea. Dolphin species belong to the families Delphinidae (the oceanic dolphins), Platanistidae (the Indian river dolphins), Iniidae (the New World river dolphins), Pontoporiidae (the ...
s (which are
marine mammal
Marine mammals are aquatic mammals that rely on the ocean and other marine ecosystems for their existence. They include animals such as seals, whales, manatees, sea otters and polar bears. They are an informal group, unified only by their reli ...
s with pointed snouts), and commercially their meat is often labeled with its Hawaiian name
mahi-mahi
The mahi-mahi () or common dolphinfish (''Coryphaena hippurus'') is a surface-dwelling ray-finned fish found in off-shore temperate, tropical, and subtropical waters worldwide. Also widely called dorado (not to be confused with ''Salminus brasil ...
to reduce possible public confusion. The origin of the name "dolphinfish" is recent, to avoid confusion with dolphins, as the traditional name of the fish was also "dolphin". Why the mammal and the fish were both called "dolphin" is uncertain, but theories include that dolphinfish communicate using high-pitched sounds similar to a dolphin, and they are about the size of a small dolphin, or due to ''dorado'' (Spanish for "golden") having been purportedly used historically in Spanish for both dolphins (normally ''delfín'') and dolphinfish.
Species
The currently recognized species in this genus are:
; Names brought to synonymy:
* ''Coryphaena elegans'' Cuvier, 1833, a synonym for ''
Luvarus imperialis
The louvar or luvar (''Luvarus imperialis'') is a species of perciform fish, the only extant species in the genus ''Luvarus'' and family Luvaridae. It is closely related to the surgeonfish. The juvenile form has a pair of spines near the base o ...
'' Rafinesque, 1810
See also
*
List of fish families
This is a list of fish families sorted alphabetically by scientific name. There are 525 families in the list.
__NOTOC__
A - B - C - D - E - F -
G - H - I - J - K -
L - M - N - O - P - R - S - T - U - V - W - X - Y - Z
--- ...
References
*
{{Taxonbar, from=Q849721
Coryphaenidae
Carangiformes
Marine fish genera
Taxa named by Carl LinnaeusLambuka Fishing