About.com - Saltwater Aquariums  
   Includes discussion board, photos of marine animals and basic information on cycling a tank.
   http://saltaquarium.about.com/index.htm

Reeftank.com  
   Saltwater aquarium setup and maintenance with an emphasis on corals, fish and invertebrates which inhabit a coral reef.
   http://www.reeftank.com

SaltReef.com  
   Includes discussion board, photos and product reviews.
   http://www.saltreef.com

Jeff Pfohl's Reef Page  
   Includes aquaria archives and links to related sites.
   http://nucalf.physics.fsu.edu/pfohl/fish.html

CentralPets.com - Central Saltwater Fish  
   Database with detailed information and images of marine fish.
   http://centralpets.com/pages/fish/saltwater_fish.shtml

Directory of Australian Marine Aquarists  
   Offers list of marine aquarist's information sorted by territory in Australia.
   http://www.ag.ohio-state.edu/~nathan/ama.html

Fishline  
   Offers forums, images, D-I-Y projects. Also includes information on additives, food and lighting.
   http://w3page.com/fishline/

Aquarium Design  
   Information for setting up and maintaining a saltwater aquarium.
   http://www.aquarium-design.com/

Saltwater Aquaria Magazine  
   Monthly saltwater reefs and fish aquaria articles. Includes discussion boards.
   http://www.geocities.com/PicketFence/8839/saltwater.html

Marine Links UK  
   A guide to setting up and maintaining a marine reef system. Includes dealers directory, price guides, and images.
   http://www.bryant81.freeserve.co.uk

International Marine Aquarium Conference  
   A marine aquarium conference consisting of speakers, exhibits and a banquet, to be held on 4-6 June 2004.
   http://www.theimac.org/

Saltcorner  
   Aquarium author Bob Goemans' website. The site features articles, advice faqs, product reviews, book reviews, aquarium photos and an extensive animal library.
   http://www.saltcorner.com

Thesea.org  
   Educational resource specializing in propagation, fish and invertebrates identification, captive corals, D-I-Y projects, digital world reef maps, calculators, disease section, photo galleries and forum.
   http://www.thesea.org/

Aquariust's Den  
   Reef aquarium pictures, plans, advice, fish information and related links.
   http://defcon200.bizland.com/aquariustsden/

Saltwater Aquariums  
   Information on starting and maintaining saltwater tanks.
   http://saltwater.8m.com/

Marine-Aquarium.co.uk  
   Includes information on water quality and coral propagation.
   http://www.marine-aquarium.co.uk/modules/about/

Advanced Aquarist's Magazine Online  
   Contains articles by marine aquaria experts regarding topics such as mangroves, corals, lighting and chemistry.
   http://www.advancedaquarist.com/

Fishdomain.com  
   Provides information about fish and invertebrate species. Includes articles and a message board.
   http://www.fishdomain.com/

J. Charles Delbeek's Home Page  
   Co-author of "The Reef Aquarium" with Julian Sprung. Includes articles.
   http://www2.hawaii.edu/~delbeek/

Ron Shimek - Deep Sand Beds  
   Covers the fundamentals about deep sand bed natural filtration.
   http://www.rshimek.com/reef/sediment.htm

The Krib - Brine Shrimp  
   Questions and answers about brine shrimp.
   http://www.thekrib.com/Food/brine-shrimp.html

Seychelles Marine Conservation Expedition  
   Promotes conservation in Seychelles, a series of islands in the Indian Ocean north of Madagascar. Includes information about coral.
   http://dialspace.dial.pipex.com/town/avenue/aba60/

The Reef Tank  
   Information on starting and maintaining saltwater and reef aquariums. Message board, chat room, product reviews and links.
   http://www.thereeftank.com/home.php

Reefscapes Home  
   Features articles and photographs.
   http://www.reefscapes.net/

UltimateReef.com  
   Includes discussion boards, live Chat, articles and images relating to the marine reef aquarium hobby.
   http://www.ultimatereef.net