Freshwater

Trout, Sunapee

Salvelinus alpinus oquassa

Trout, Sunapee - A member of the loach family was once classified as a separate species …

Trout: Rainbow Trout

Oncorhynchus mykiss

Among the most popular and well-known species of fish called trout are brook trout, brown trout, …

Volta's electric eel

Electrophorus voltai

The species is named in honor of Alessandro Volta — the Italian physicist and inventor of …

Walleye

Stizostedion vitreum

Walleye have a slender cylindrical body with a conical head. The first dorsal fin has sharp …

Warmouth

Lepomis gulosus

The body is deep, robust, olive brown on top and cream to pale yellow underneath, often …

Weatherfish

Misgurnus fossilis

The body of the Weatherfish is elongated, slightly compressed at the sides and covered with fine …

Wels catfish

Silurus glanis

The Wels catfish can be distinguished from other catfish by its two pairs of antennae, naked …

West African lungfish

Protopterus annectens

The body of the West African lungfish is elongated, 9 to 15 times longer than the …

White-eye bream

Ballerus sapa

The body of the white-eye bream is compressed laterally and more elongated than that of its …

Whitefish, Lake

Coregonus clupeaformis

A slender, elongated species, the lake whitefish is silvery white with an olive or pale greenish-brown …

Whitefish, Mountain

Prosopium williamsoni

The mountain whitefish is long, slender, and almost cylindrical, though not quite the same as the …

Whitefish, Round

Prosopium cylindraceum

The Cod Whitefish is mostly silver with a dark brown to almost bronze coloration with a …

Wrestling halfbeak

Dermogenys pusilla

The wrestling halfbeak has a slender, elongated body with a distinctive extended lower jaw that forms …

Yellow catfish

Tachysurus sinensis

The body of the Yellow catfish is elongated, lacks scales, and is covered in mucus. The …

Zebrafish

Danio rerio

The body shape of the zebrafish is fusiform, with compressed lateral sides and a superiorly oriented …