3 articles
Chionoecetes opilio
Chionoecetes opilio, snow crab or queen crab (Cancer opilio, Fabricius 1788), a cold-water Oregoniidae crab of North Pacific and North Atlantic floors; major trap fisheries in Alaska, Canada, and the Barents Sea; males to 150 mm carapace, 1.4 kg.
Japanese spider crab
Japanese spider crab (Macrocheira kaempferi, Takaashigani): marine crab off Pacific Japan with the longest leg span of any arthropod, up to about 3.7–4 m, weighing up to 19 kg, living 50–600 m deep.
Spider crab
Spider crabs are crabs of the superfamily Majoidea, defined by long, slender legs on a small carapace, and many species camouflage themselves with algae, sponges, and other living material.