Campylomormyrus tamandua (Günther, 1864)
Wormjawed mormyrid
Nanadakurun,  Yalgen-no-woko
Campylomormyrus tamandua
photo by Hippocampus-Bildarchiv

Family:  Mormyridae (Elephantfishes)
Max. size:  43 cm SL (male/unsexed); max.weight: 500.0 g
Environment:  demersal; freshwater; pH range: 5 - 7; dH range: 5
Distribution:  Africa: Volta, Niger, Tchad, Shari and Congo basins (Ref. 3203).
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 28-31; Anal spines: 0-0; Anal soft rays: 31-35. Young with dark band across body between anterior end of dorsal and anal which widens in the center and surrounded by a clear zone on each side in the form of a parenthesis; first dorsal and anal ray marked with black; this coloration disappears in individuals > 20 cm; Dorsal origin behind origin of anal fin; body depth 3.9-4.7 x SL; head length 3-5 x SL; head 2.3-3.3x longer than large.
Biology:  Its electric organ discharge (EOD) is steroid-sensitive (Ref. 10763; 10764).
IUCN Red List Status: Least Concern (LC); Date assessed: 03 September 2019 Ref. (123251)
Threat to humans:  harmless
Country info:  Known from Black Volta River (Ref. 83752). Also Ref. 2915.

Entered by: Cruz, Tess - 17.02.92
Modified by: Casal, Christine Marie V. - 05.09.97
Checked by: Froese, Rainer - 05.02.94

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