Heterobranchus

Heterobranchus is a genus of airbreathing catfishes native to Africa.

Depending on the exact species involved, fish of this genus reach from 64 to 150 cm (25 to 59 in) with H. longifilis being the largest strict freshwater fish in southern Africa, reaching 150 cm (59 in) SL and weighing up to 55 kg (121 lb).

This genus contains four species:

• Heterobranchus bidorsalis É. Geoffroy Saint-Hilaire, 1809 (African Catfish)
• Heterobranchus boulengeri (Pellegrin, 1922)
• Heterobranchus isopterus (Bleeker, 1863), found in West Africa
• Heterobranchus longifilis Valenciennes, 1840 (Vundu; Sampa)