Fish, Tanks and Ponds
- Covers tropical, coldwater, freshwater and marine fish and inverts. Contains a forum, photo album, chat room, and various articles aimed at hobbyists with any level of experience.
- http://www.fishtanksandponds.info/

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

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

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

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

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

Everything About Fish
- Offers a brief history and the basics of icthyology, solid advice for beginners, a listing of families, genera or species suitable for the home aquarium, and an article about large-scale aquaculture.
- http://www.gpavlineris.com/

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

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/

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

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/

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

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

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

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

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/

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

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

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

Fish Link Central
- Links directory to sites about fish.
- http://www.fishlinkcentral.com/