A very large shark (Cetorhinus maximus) that measures up to about 12 meters (40 feet) in length, feeds on plankton, and often floats near the surface of water.

• 象鲛，姥鲨：一种非常大的鲨鱼（姥鲨），其身长达十二米（四十英尺），以浮游生物为食，常在水面游耍