Salmon managers on the U.S. side of the border also are taking steps in an effort to respond to dwindling salmon stocks upon which endangered southern resident orcas rely, including increasing funding to certain hatcheries to increase production.

Some of the Canadian reductions announced in a video news conference Tuesday went into effect immediately. The cutbacks are part of a broader $647 million initiative to save wild salmon, including habitat improvements and a reconsideration of Canada’s aquaculture industry in B.C. waters.