Nothobranchius guentheri Family Cyprinodontidae.

Distribution Zanzibar, Mozambique, Mombasa (Kenya), Pangani River (Tanzania). Description Shape: deep body, rounded fins. Color males have a red tail fin. and each scale on their body is blue or greenish blue outlined in red, producing a network pattern. Females dull in appearance, with dark spots or rows of spots on body and fins. Size: up to in (7 cm). Sexual differences: only in body color Environment Normal habitat consists of temporary pools and mudholes. Temperature: 64-72 :F (18-22 X) is normally sufficient. pH and water hard-ness. soft to very soft and slightly acid water (pH 6.5) are sufficient. Illumination: strong lighting. Substrate: cover the bottom with a layer of sterilized peat. Furnishings: feathery water plants such as Myriophyllum are quite suitable.

Feeding Both live and dried foods. Insects (mosquito larvae) are essential for breeding. Biology Reproduction: The eggs are laid in the bottom mud. The mature fish live for little more than a year. The eggs survive through the dry season buried in the mud. With the return of the rainy season, development is resumed, and the young hatch out and grow rapidly. Social life and compatibility: a schooling fish, but best kept with members of its own species.