Whale shark

Rhincodon typus
Image of Whale Shark

Length Possibly up to 60 ft, usually 13-40 ft; world’s largest fish
Description A nearly terminal mouth, 300 rows of backcurved teeth (which are not used in feeding) and a unique checkerboard spot pattern on the body
Food Eats wide variety of plankton and nekton, including small fishes, crustaceans, squid
Habitat Often seen feeding at the surface; reported caught between 8,500 to 15,000 ft; in Hawaii, rarely found north of Kauai