Information on starting and maintaining saltwater and reef aquariums. Message board, chat room, product reviews and links.

Features discussion forums moderated by recognized experts and scientists in the field. Topics include corals, disease, invertebrates, fish and husbandry. Also includes general purpose discussion forums on the aquarium hobby.

Learn about reef aquarium setup and maintenance, and view coral and marine fish photos. Includes discussion board and chat.

Features a forum, along with libraries on coral, invertebrates, fish, and articles, along with photo galleries.

Includes links, photo galleries, advice, and articles.

A resource for reef aquariums with forums and product reviews.

Includes setup and maintenance information, forums, and photos.

Reef aquarium setup and maintenance: forums, online magazine, members blogs.

Discussion boards covering novice questions, reef fish, fragging, equipment, and do-it-yourself. Articles and reef news.

Saltwater aquarium support with a free forum, photo gallery, and logging and maintenance software.