FishGeeks 
Aquarium, tropical, pond and saltwater fish, and aquariums information. Includes a searchable worldwide listing of clubs and societies.
http://www.aquaria.info/modules.php?op=modload&name=database&file=indexFederation of American Aquarium Societies
FAAS is a service organization of and for aquarium societies in North, Central and South America.
http://www.faas.info/
Aquarists Reunited
Find long lost colleagues in aquatic, aquarium and ichthyological societies and groups worldwide.
http://www.aquarticles.org/AquaristsReunited/
Bermuda Fry - Angle Aquarium Society
History, library list, member's articles, application form and newsletter.
http://www.angelfire.com/in/bdafryangle/start.html
IFOCAS: The International Federation of Online Clubs and Aquatic Societies
Information on membership options, constitution, events, shows, and awards. Offers webhosting for aquatic societies. Includes a directory of clubs.
http://www.ifocas.org
