Fish described in 1819

species of fish

species of fish

species of shark (Mustelus asterias)

The payara (Hydrolycus scomberoides) is a species of dogtooth tetra. This predatory fish is found in the Amazon Basin in tropical South America. It was the first of four species to be described in the genus Hydrolycus.

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

The goldeye (Hiodon alosoides) is a freshwater fish found in Canada and the northern United States. It is one of only two extant species in the family Hiodontidae, the other species being Hiodon tergisus. The species name alosoides means shad-like. It is also called Winnipeg goldeye, western goldeye, yellow herring, toothed herring, shad mooneye, la Queche, weepicheesis, or '''''laquaiche aux yeux d'or''''' in French.

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

Pygopristis is a monospecific genus of freshwater ray-finned fishes belonging to the family Serrasalmidae, which includes the pacus, piranhas and related fishes.. The only species in the genus is Pygopristis denticulata, also known as the lobetoothed piranha,. This species is a rare South American characiform fish found in the Orinoco River basin, rivers of the northern and eastern Guiana Shield, and tributaries of the lower Amazon River. Like other piranhas, it is found in freshwater, with specimens of this species typically found in acidic clearwater or blackwater environments. Despite their