AquaWeb Fish Resources
News, photos, forums and a large link list.
http://aquaweb.pair.com/

Aquaria Hobbyist
Fora on many aquarium-related topics, archived forum threads, and user contributed articles and species profiles.
http://www.aquariahobbyist.com/

Information and Advice About Fish
How to care for fish and aquariums, with setup, care, and handling instructions.
http://www.aquariumfish.net/pages/information.htm

Creating a Tropical Aquarium
This is a guide to creating a Tropical Aquarium, and includes advice on maintenance and disease, as well as a lot of pictures of different fish species.
http://www.angelfire.com/az3/tropicalaquarium/

Myfishtank.net
Product reviews, species profiles, and a bulletin board.
http://www.myfishtank.net/

Wet Web Media
Articles on aquarium and pond set-up and maintenance, fish and invertebrate care, breeding, natural history, and taxonomy, photos, and information on starting an aquarium-related business.
http://www.wetwebmedia.com/

Star dot Aquaria FAQ
FAQ assembled by posters on rec, alt, and net.aquaria.
http://faq.thekrib.com/

Aquarium Advice
Forums dedicated to a variety of topics.
http://www.aquariumadvice.com/

Pet Fish Talk
Radio talk show covering all aspects of fishkeeping, includes archives of previous show topics. [Requires Windows Media Player].
http://www.petfishtalk.com/

FINS - Fish Information Service
Articles, photo galleries, links, FAQ, and species index for freshwater and reef aquaria.
http://fins.actwin.com/

Aquarticles
Database of articles about aquarium management, fish keeping, breeding, aquatic plants, saltwater aquariums, koi, ponds, goldfish, cold water fish, fish humour and aquarium club affairs.
http://aquarticles.com/

Aquatics Unlimited
Articles and tips covering general and beginner issues, aquarium equipment, fish compatibility, maintenance including pests and parasites, saltwater, ponds, water chemistry, fish health, plants and a miscellaneous section.
http://www.bestfish.com/articles.html

Breeding Tropical Fish
Information on the keeping and breeding of tropical and coldwater freshwater and marine fish including sections on basic icthyology, water chemistry, fish health, species profiles, a message board, and MSN group signup.
http://groups.msn.com/Breedingtropicalfish/

The Bailey Fish
Beginner's guide including information on care as well as pictures and descriptions of the owner's tanks.
http://members.tripod.com/~brianbailey/new_index.html

Aquarium Information Source
Includes a collection of articles, species profiles, and pictures. Also offers a newsletter.
http://www.save1004.com/

Fish Geeks
Offers a database of tropical and marine fish, plants and invertebrates, photographs, and family friendly forums.
http://www.aquaria.info/

Tim's Tropicals
Information about freshwater and saltwater tropical fish, fish facts, compatibility and aquarium maintenance.
http://www.timstropicals.com/

Age of Aquariums
Contains articles, descriptions of aquarium setups, species profiles, and a large photo gallery.
http://www.aquahobby.com

Aquarium Fish Magazine
Magazine with articles about a variety of aquarium topics.
http://www.fishchannel.com/affc_portal.aspx