Petrocephalus grandoculis Boulenger, 1920
photo by RMCA

Family:  Mormyridae (Elephantfishes)
Max. size:  9.5 cm TL (male/unsexed)
Environment:  demersal
Distribution:  Africa: widespread in the lower and middle Congo River basin in Central African Republic, Democratic Republic of the Congo and Republic of Congo (Ref. 45441, 85331).
Diagnosis:  Petrocephalus grandoculis is distinguished from all other Petrocephalus species in Central Africa by the following combination of characteristics: very small mouth (mouth width 5,2-6,1 times in head length), 8-11 teeth in the upper jaw, lower jaw with 18-22 teeth, eye large (eye diameter 2,8-3,2 times in head length), snout short, dorsal fin with 24-26 branched rays, anal fin with 30-33 branched rays (Ref. 85331). Pigmentation pattern consists of two melanin markings (black patches): (1) a distinct, although generally weak, round black mark on each side of the body below the anterior base of the dorsal fin (first to fifth rays); and (2) a crescent-like mark at the base of the caudal fin on each side, not extending onto the rayed portions of the upper and lower caudal fin lobes (Ref. 85331).
IUCN Red List Status: Least Concern (LC); Date assessed: 16 February 2009 Ref. (123251)
Threat to humans:  harmless
Country info:   

Entered by: Sa-a, Pascualita - 17.06.94
Modified by: Boden, Gert - 28.06.02

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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