The Pangani Barb (Labeobarbus oxyrhynchus) is a species of cyprinid fish.
The Pangani Barb can grow to about 40 centimetres (16 inches).
It is found in freshwater rivers in Kenya and Tanzania, in east Africa, swimming on the bottom or surface of the water.
The Straightfin Barb (Enteromius paludinosus) is also a species of cyprinid fish.
The Straightfin Barb grows to about 15 centimetres (6 inches).
It is found in freshwater rivers, lakes, marshes, and slow-moving streams in Burundi, Kenya, Malawi, Tanzania, and Uganda, swimming on the bottom or surface of the water.
The Pangani Barb and the Straightfin Barb feed on small organisms, such algae and detritus, as well as insects and snails.
Photographer: Martina Nicolls
Martina Nicolls: SIMILAR BUT DIFFERENT IN THE ANIMAL KINGDOM