Pseudochromis erdmanniPseudochromis erdmanni, also known as Erdmann's dottyback, is a species of ray-finned fish in the family Pseudochromidae. It is found in the Pacific Ocean around Indonesia.DescriptionPseudochromis erdmanni reaches a standard length of.EtymologyThe fish is named for Mark Erdmann of Conservation International, Indonesia, who collected the type specimens.