The dwarf sanjika (Opsaridium tweddleorum) is an African freshwater fish species in the family Danionidae. It is found in Malawi and Mozambique, living in Lake Malawi and the lower Zambezi River.Skelton, P.H., 1996. A review of Opsaridium zambezense (Pisces: Cyprinidae) from southern Africa with description of a new species from Malawi. Ichthyol. Explor. Freshwat. 7(1):59-84.
Size This species reaches a length of .
Etymology The fish is named in honor of Denis (b. 1949) and Sharon Tweddle, a husband and wife, because of their contributions of study specimens, and color slides to the study of fish of Malawi.
References