JUNEAU, Alaska (AP) —The U.S. Army Corps of Engineers plans to release its final environmental review of a proposed copper and gold mine near the headwaters of a major salmon fishery in southwest Alaska, a review a corps official says will inform a permit decision expected later this year.

For years, the proposed Pebble Mine has been shrouded in controversy that release of the review expected Friday is unlikely to clear up. Some tribes, tribal groups, fishermen and others say the review has been rushed and is superficial.

Tom Collier, CEO of the Pebble Limited Partnership, the project dev...