The crab you should get is the Southern Tanner, Snow Crab in the Bering Sea near Alaska and the snow crab and king crab in Newfoundland and Labrador and Norway respectfully and the methods of catching these crabs are either pot of traps. Some crabs you shouldn’t eat are the Atlantic rock crab in the St. Lawrence River and the US Atlantic, the stone crab in the US Atlantic and the Gulf of Mexico, the Blue Swimmer Crab in the Philippines and many more. The method is the same to catch these crabs but you can catch the Blue Swimmer through Bottom Gillet.