| The Salmon Page a site dedicated to salmon |
| The Tropical Fishfarming Site |
| The world of copepoda |
| U.S. Department of Agriculture - Aquaculture Production (LDP-AQS) Examines the U.S. aquaculture industry, including production, inventory, sales, prices, inputs, and trade of catfish, trout, tilapia, salmon, mollusks, crawfish, shrimp, ornamental fish and new species. |
| UK Sea Fish Industry Authority (SeaFish) Promotes the efficiency of the sea fish industry and serves the interests of that industry and the consumers of sea fish and sea fish products |
| US Trout Farmers Association (USTFA) |
| VESO Vikan Akvavet Norwegian centre for veterinary contract research and commercial servicesdistribution of vaccines, research for fish diseases |
| Vl.I.Z. - Flanders Marine Institute Oostende, Belgium |
| Washington Fish Growers Association (WFGA) (USA) the major trends worldwide affecting the production and consumption of seafood |
| Welcome to the world of Algae information on algae |
| Western European Fish Technologists Association (WEFTA) Provides technical assistance to those part of the fish industries that handled, processed and marketed fish and fishery products. |
| World Aquaculture Dynamic database of information pertaining to aquaculture |
| World Aquaculture Society (WAS) The World Aquaculture Society |
| World Fish Net Linking to the most important fish related sites and databases around the world. |
| World Sturgeon Conservation Society The Society intents to act as an international forum of scientific discussion for all those interested in pertinent issues on sturgeons while at the same time seeking for opportunities for close cooperation at international level |