A sterile hybrid of a male Eastern brook trout and a female Brown trout, Tiger trout are raised at MassWildlife's Sandwich hatchery and only 2,500 are stocked per year, mainly in and around Cape Cod.

A study, led by the University of Southampton (UK), has revealed that brown trout can successfully navigate beaver dams—obstacles which were previously thought to pose a significant barrier to their ...

There are also populations of wild brown and rainbow trout. Brown trout were introduced to Pennsylvania from Europe in the late 1800s and rainbow trout were introduced from western states also in ...