Cyphomyrus grahami (Norman, 1928)
Graham's stonebasher
Cyphomyrus grahami
photo by de Vos, L.

Family:  Mormyridae (Elephantfishes)
Max. size:  25 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater, potamodromous
Distribution:  Africa: Lake Victoria and affluent rivers, Lake Kyoga basin (Ref. 4903), Victoria Nile (Ref. 12526) and Middle Akagera system (Ref. 46152).
Diagnosis:   
Biology:  In Lake Victoria in shallow, coastal waters particularly where bottom is sandy (Ref. 4903). In Lake Kyoga it frequents areas overgrown by water lilies (Ref. 49805). Feeds on chironomid larvae, and to lesser extent on Trichoptera, Gastropoda (Ref. 12526). Oviparous (Ref. 205). Males grow to larger size than females; breeds twice a year, during the rainy seasons; migrates up the river to spawn (Ref. 10608).
IUCN Red List Status: Least Concern (LC); Date assessed: 16 December 2015 Ref. (130435)
Threat to humans:  harmless


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