What is "bleaks"

Usage examples of "bleaks".

There is no better sport than whipping for Bleaks in a boat, or on a bank, in the swift water, in a summer's evening, with a hazel top about five or six foot long, and a line twice the length of the rod.

And let me tell you, scholar, that both Martins and Bleaks be most excellent meat And let me tell you, that I have known a Heron, that did constantly frequent one place, caught with a hook baited with a big minnow or a small gudgeon.