trout

Probiotic toxin fights coldwater disease in rainbow trout

By Rebecca Phillips, University Communications PULLMAN, Wash. – The rainbow trout is a work of art and diner’s delight. But when the freshwater fish falls prey to coldwater disease, its colorful body erodes into ragged wounds and ulcers. The bacterial infection can kill up to 30 percent of hatchery stock and costs millions of dollars […]

International team sequences rainbow trout genome

By Eric Sorensen, WSU science writer PULLMAN, Wash. – Using fish bred at Washington State University, an international team of researchers has mapped the genetic profile of the rainbow trout, a versatile salmonid whose relatively recent genetic history opens a window into how vertebrates evolve.

Speed trap catches domestic trout moving too slow

PULLMAN, Wash. – Washington State University researchers have documented dramatic differences in the swimming ability of domesticated trout and their wilder relatives. The study calls into question the ability of hatcheries to mitigate more than a century of disturbances to wild fish populations.