Petrocephalus magnitrunciPetrocephalus magnitrunci is a species of electric fish in the family Mormyridae. It is found in the Boro River in central part of the Okavango Delta. It is also reported from the Okavango in Angola.SizeThis species reaches a length of.EtymologyThe fish's name means magnus, great; trunci, from truncus, "trunk". The body is described as rounded-oval with an egg-like shape.