The highfin carpsucker (Carpiodes velifer) is a freshwater fish found in the southeastern and midwestern United States. Its usual habitat is medium to large-size rivers where it is mostly found 1 to 3 metres (3 to 10 ft) beneath the surface. It is a silvery fish with a prominent dorsal fin, which grows to an average length of 26.5 centimetres (10 in). It reaches sexual maturity at the age of three and females lay a clutch of about...