At one time WA offered to increase hatchery coho production if the Canadians would fish selectively. They said no. Also, and earlier during the Fish Wars, WDF at least proposed, if not actually implemented, cuts to coho production to crash the Canadian fisheries.

Since nobody else catches Alaskan salmon they see no reason too conserve our fish. Or Canada's.

International sharing among AK, Canada, and the US is a very touchy subject; conservation takes mast place behind releasing the Epstein Files.