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 larg…
LittleFishTank.com
Contains bulletin boards and chat organized by topic, a few articles on keeping various fish and invertebrate species, FAQs, and product reviews.
Pandora's Aquarium
Information on freshwater and marine aquaria. Includes Basics, disease, plants, fish and invertebrate profiles, links and FAQ.
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 b…