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The brook trout (Salvelinus fontinalis) is a species of freshwater fish in the char genus Salvelinus of the salmon family Salmonidae native to Eastern North America in the United States and Canada. [3] [4] Two ecological forms of brook trout have been recognized by the US Forest Service. [3]
Preferring cooler water, brook trout were easily displaced by introduced brown and rainbow trout in the lower reaches of the major river systems. Today brook trout exist in the upper Firehole River above Kepler Cascades and in other Firehole tributaries like the Little Firehole River, Iron Spring and Sentinel Creeks.
Brook trout occupy only a fraction of their pre-colonial range. European settlement and the introduction of non-native species like brown trout had much to do with that. (Brown trout were despised ...
The Dolly Varden trout (Salvelinus malma) is a species of salmonid ray-finned fish native to cold-water tributaries of the Pacific Ocean in Asia and North America.Despite the name "trout" (which typically refers to freshwater species from the genera Salmo and Oncorhynchus), it belongs to the genus Salvelinus (chars), which includes 51 recognized species, the most prominent being the brook ...
Trout in winter constantly cruise in shallow depths looking for food, usually traveling in groups, although bigger fish may travel alone and in water that's somewhat deeper, around 12 feet (3.7 m). Rainbow, Brown, and Brook trout are the most common trout species caught through the ice. [9]
The backcross is the result of an F1 splake male being crossed with a female lake trout (i.e., 75% lake trout and 25% brook trout). Although splake were first described in 1880, Ontario began experimenting with the hybrids in the 1960s in an effort to replace collapsed lake trout stocks in the Great Lakes.
The river itself and its many tributaries are home to many typical New England freshwater species. These include dace, crawfish, hellgramites, freshwater mussels, typical frog species, snapping turtles, brook trout, freshwater sturgeon, catfish, walleye, chain pickerel and carp. Introduced species include stocked rainbow trout.
Wallace Run is an approved trout stream (Class A Wild Trout Waters) by the Pennsylvania Fish and Boat Commission. [10] Both brook trout and brown trout live in the stream. [ 11 ]