Like tonsils and foreskin in humans, the adipose fin on trout and salmon appears to be a body part fish don’t need. However, selective removal of this fleshy protuberance on the fish’s back is paying ...

(CBS Detroit) --If you've caught a trout or salmon in Michigan with its adipose fin clipped, the state Department of Natural Resources (DNR) says it may have a tag with important information. Lake ...

Yanking a salmon out of the Columbia River, fishermen look for a tiny indicator of whether the catch is a keeper. Yanking a salmon out of the Columbia River, fishermen look for a tiny indicator of ...

The salmon came easily at first, swirled a few enticing feet beyond the net, then tore off on a trademark spring chinook "boat run," as it's known in the fleet speckling Portland-area waters these ...

to mark hatchery-grown fish is common practice in Oregon and across the Northwest. suggests that clipping off the small, fleshy fin between the dorsal fin and tail might hurt fish's ability to swim in ...

SPOKANE, Wash. (AP) — Clipping an unneeded fin from hatchery salmon and trout has proved to be a valuable method for scientists and fishery managers to separate the fish from their cousins in the wild ...

Seven temporary workers and three volunteers at the Samish Hatchery began the process Monday morning of clipping by hand the adipose fins of about 5.2 million coho salmon smolt. The fin clipping, ...

LITTLE ROCK — The new trout management plan for the Beaver tailwaters took a step forward last week with the stocking of 5,000 fingerling brown trout at several locations below Beaver Dam. When the ...

Fall means popular splake fishing on Lake Superior. And the Michigan Department of Natural Resources is asking anglers to help them understand better how the fish live in the largest Great Lake. The ...