The Wild Fish Conservancy in partnership with other conservation groups has spent two seasons employing test fish traps on the Columbia River near Cathlamet.

Friday essay: traps, rites and kurrajong twine – the incredible ingenuity of Indigenous fishing knowledge Anna Clark, Professor in Public History, University of Technology Sydney 31 August 2023 ...

A fish trap could be built at an estimated cost of about $90,000, according to the Wild Fish Conservancy. Gill-netters wary. Bill Tweit, a state biologist, ...

Fish traps were once used broadly in the Northwest during the early part of the last century to harvest salmon for the canneries, but they were eventually outlawed because they caught too many fish.