Found in database

order	scientific name	common name	record weight in kg	record weight in lb	water	country	picture
catfishes over 50 kg	Clarias gariepinus	Sharptooth Catfish	58,90	129.85	Vaal River	South Africa
carps over 25 kg	Labeobarbus kimberleyensis	Largemouth Yellowfish	52,00	114.64	Orange River system, Vaal River system	South Africa
eels	Anguilla labiata	African Mottled Eel	20,64	45.50	Crocodile River	South Africa
eels	Anguilla marmorata	Giant Mottled Eel	16,36	36.07	Hazelmere Reservoir	South Africa
carps 10-25 kg	Pseudobarbus capensis	Clanwilliam Yellowfish	10,66	23.50	Olifant's River	South Africa
carps 5-10 kg	Labeobarbus aeneus	Smallmouth Yellowfish	9,00	19.84	Orange River system, Vaal River system	South Africa
carps 5-10 kg	Pseudobarbus serra	Sawfin	7,00	15.43	Olifant's River system	South Africa
carps 5-10 kg	Labeobarbus polylepis	Smallscale Yellowfish	6,80	14.99	Limpopo River system	South Africa
carps 5-10 kg	Labeobarbus marequensis	Largescale Yellowfish	6,00	13.23	Pongola River	South Africa
carps 5-10 kg	Labeo congoro	Purple Labeo	5,44	11.99	Schroda Reservoir	South Africa
eels	Anguilla mossambica	African Longfin Eel	5,38	11.86	Roodeplaat Reservoir	South Africa