Checklist of Marine Fishes of Turkey
General taxonomical information on the marine fishes inhabiting Turkish seas: Black Sea, Sea of Marmara, Aegean Sea, and Mediterranean Sea.

East Coast Fish-Watch Project
Designed to help people to learn more about South Africa's marine fishes and how to identify them.

Fish FAQ
Fascinating facts about fish from U.S. National Marine Fisheries Service Northeast Fisheries Science Center.

FishBase
Searchable global database containing information on 25,585 species (110,000 common names), 71,000 synonyms, 28,000 photos, and 21,000 references.

North American Freshwater Fish
Taxonomic checklist of all the freshwater fish of North America, including some range maps and images.

Fish, A Quick Course on Ichthyology
Basic introduction to fish biology, by Odyssey Expeditions Tropical Marine Biology Voyages. Covers taxonomy, anatomy, reproduction, schooling behavior, how fish swim, how fish sense, and thermal strategies.

Find a Fish
Australian Museum collection of factsheets on fish species. Listed by scientific or common name, or search the database.

Fish Classification: The Classes of Fishes
List of all classes, orders, families, and genera of fish.

Orðabók 7
English index to nine-language fish common name dictionary. Find out what a particular fish is called in up to nine other languages. Also includes scientific names.

Marine Fish Fauna in Hong Kong Waters
The first fish Internet database in Hong Kong.

Key to the Fishes of Puget Sound
Identification key and guide to all families of fishes in Puget Sound (Washington, USA).

Gray's Reef Fish Guide
An illustrated guide to the fishes of Gray's Reef National Marine Sanctuary off the coast of Georgia, USA.

Native Fish Photo Gallery
Images of fish native to the north-central United States.

Neotropical Fish Image Gallery
Collections of photographs of fish species found in the tropical regions of the Americas.

Hazardous Mediterranean Fish
An illustrated guide by the late Dr. Louis Zammit, M.D.