On Washington’s Olympic Peninsula, after two dams came down on the Elwha River, average Chinook returns rose from 2,827 fish a year to 4,734 — and the share taken for hatchery breeding fell from 53 per cent to 31 per cent as more Chinook were left to spawn in the restored channel

After two Elwha dams came down, average Chinook returns rose from about 2,800 a year to 4,700 — and fewer fish were taken for hatchery breeding. The post On Washington’s Olympic Peninsula, after two dams came down on the Elwha River, average Chinook returns rose from 2,827 fish a year to 4,734 — and the share taken for hatchery breeding fell from 53 per cent to 31 per cent as more Chinook were…