Snail Shop - Online aquatic invertebrate specialist ships orders throughout the UK and to most European countries. - http://www.snailshop.co.uk
Crustaforum - A community with information about shrimp, crayfish and snails. - http://www.crustaforum.com
Freshwater Shrimp, Crabs and Crayfish - Pictures and detailed information for individual species of shrimp, crab, crayfish, and lobster. - http://www.shrimpcrabsandcrayfish.co.uk/
Petshrimp - The care and keeping of shrimp, with descriptions of both common and uncommon species. Photos and forum. - http://www.petshrimp.com
Amano Shrimp Online - Dedicated to freshwater shrimps Caridina japonica. Photographs, general information, and how to breed them. - http://caridina.japonica.online.fr/English/
Crustacea - Care, natural history, and photos of freshwater crustaceans including shrimp, crayfish, and crabs. - http://users.swing.be/sw018249/summary1_uk.htm