Crab and lobster traps, Inishmore, largest of the Aran Islands, Galway Bay, County Galway, Connacht, Republic of Ireland

Anstruther, East Neuk of Fife, Scotland, United Kingdom, Europe

Crab and lobster traps, Inishmore, largest of the Aran Islands, Galway Bay, County Galway, Connacht, Republic of Ireland

Crab traps stacked on the dock in Sisimiut, Western Greenland, Polar Regions

Crab spiders do not build webs to trap prey, though all of them produce silk for drop lines and sundry reproductive purposes; some are wandering hunters and the most widely known are ambush predators.

Traps for lobster, crab fishing, stacked, port of Porto Covo, Sines, Alentejo, Portugal, Europe

Fisherman puts crab inside octopus traps in Alvor, Algarve, Portugal, Europe

A lot of green traps used in Portugal to catch octopus and crabs

Pattern made of green traps used in Portugal to catch octopus and crabs

Small crabs used as bait in octopus traps in Alvor, Algarve, Portugal, Europe

Close-up of crab traps, Bodega Bay, CA, United States of America

Traps Sitting On The Shore With Fishing Boats Moored In The Background, St. Abbs Head, Scottish Borders, Scotland

Close Up Of Lobster/Crab Traps, Clifden, County Galway, Ireland

Close-up of lobster and crab cages stacked up, with fishing boat in the background; Cornwall County, England

Close-up of lobster and crab cages stacked up, with fishing boat in the background; Cornwall County, England

This species of coral hermit crab (Paguritta sp) is well known, but still awaiting a name from biologists. It lives in a hole in hard coral and traps passing plankton in it's feathery antennae, Yap, Micronesia