We used to catch tons of them in the Chehalis scoop trap I worked on in the 70's. These were big, many over 2 feet, and it was real disconcerting to have one attach to your hand as you were trying to sort out the salmon smolts for tagging Anyway, having heard how edible they were, even though they look terrible, we naturally had to take some home and smoke them, they were ok but a little chewy, kind of like a cross between octopus and old boot chum when smoked. We did foist them off on a lot of people who thought they were pretty good - until we told them what they were - several had to call Ralph