Category: fish

Family Achiropsettidae – Southern flounders Order: Pleuronectiformes Class: Actinopterygii (ray-finned fishes) No. of Genera: 3 No. of Species: 4 Environment: Fresh: No Brackish: No Marine: Yes Aquarium: none First …

Fishes of this family are characterized by very elongate (pike-like) bodies covered with relatively small scales. All teeth are conical and strong canines are present on the premaxilla, anterior …

The Abyssocottidae is a small family of 20 species, in six genera. They are commonly called Abyssocottids or Deep-sea Sculpins, which is confusing because they don’t actually live in …

First Fossil Record: lower Tertiary, lower Eocene Ref: Berg, L.S..1958 The Achiridae are saltwater and freshwater flatfishes with the eyes on the right side, body rounded or ovate in …

The Acanthuridae The Acanthuridae is a medium sized family of tropical fish, with 84 species divided between six genera: Acanthurus = 40 sp; Naso = 20 sp; Ctenochaetus = 9 sp; Prionurus = …

The fish faunas of the world have been monitored for many years now. While there is much we do not know – especially about the deep and open oceans …

A definitive courtship is rare in fish. In those fish that spawn in large groups, courtship is often minimal or practically non-existent. A female will indicate her readiness to …

Genetically Modified Fishes Genetic modification is an emotive term in our modern world. But what does it really mean? A direct interpretation would mean that the organism in question …

The Classification of Fishes There are about 28,100 species of fishes known to science. They are divided into 4 classes, 59 orders, 490 families and 4,300 or so genera. …

The Fish Life Cycle Like all living creatures, fish grow. They start their lives as a single fertilized cell and – with the initial division of this cell to …