The All Catfish Species Inventory (ACSI) serves to "facilitate the discovery, description and dissemination of knowledge of all catfish species by a global consortium of taxonomists and systematists." Contributed to by ichthyologists around the world, this Web site provides a useful portal to catfish resources and information. Features include a listing of type specimen locations, a guide to...

Searching for a comprehensive fish information resource? The Catalog of Fishes from the California Academy of Sciences contains approximately 56,000 described species and subspecies of fishes making it "the first treatment of all described fishes since Linnaeus in 1758." The Catalog also contains approximately 21,700 references, and 10,600 genera and subgenera. The website includes an Introduction...