Found from the surf zone to the abyssal depths of the ocean, teleosts include eels, catfish, tarpon, tuna, halibut, flounder, trout, cod, herring, salmon, and many other tasty and nutritious fish. They also include the fantail goldfish shown here.
For more detailed information on bony fish classification, try the Actinopterygii pages from the Tree of Life at the University of Arizona.
This seven-language fish dictionary is available from the Marine Research Institute of Iceland.