Bing found the following results
Hyas coarctatus Leach, 1815 - World Register of Marine Species
North Sea Benthos Survey (NSBS)
Grote spinkrab nu ook in de Oosterschelde – DuikeninBeeld
New strategies for the new environment in Spitsbergen fjords
North Sea Benthos Project (NSBP)
Hyas alutaceus Brandt, 1851 - World Register of Marine Species
Do Crabs Eat Jellyfish? (Answered!) – aquabiology.com
Hyas ursinus - mindat.org
MarBEF Data System - ERMS - Hyas coarctatus Leach, 1815
Crab Database · Crabs · Species Hyas alutaceus
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