The grey threadfin sea-bass (''Cratinus agassizii'') 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 ho ...
which is a member of the
subfamily Serraninae
The Serraninae is a subfamily of perciform ray-finned fishes in the family Serranidae. It is made up of ten genera and 87 species.
Characters
The fishes in the subfamily Serraninae, the serranines, are small species within the family Serranidae ...
of 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 ...
Serranidae
The Serranidae are a large family of fishes belonging to the order Perciformes. The family contains about 450 species in 65 genera, including the sea basses and the groupers (subfamily Epinephelinae). Although many species are small, in some c ...
, which also includes the
grouper
Groupers are fish of any of a number of genera in the subfamily Epinephelinae of the family Serranidae, in the order Perciformes.
Not all serranids are called "groupers"; the family also includes the sea basses. The common name "grouper" is ...
s and
anthias
Anthias are members of the family Serranidae and make up the subfamily Anthiinae. Anthias make up a sizeable portion of the population of pink, orange, and yellow reef fishes seen swarming in most coral reef photography and film. The name An ...
. It is found in the eastern Pacific Ocean off Ecuador and northern Peru and in the
Galapagos Islands.
References
Serraninae
Fish described in 1878
Taxa named by Franz Steindachner
{{Serranidae-stub