Vundu
A large air-breathing catfish native to African rivers and lakes.
The vundu is a massive freshwater catfish found across sub-Saharan Africa. It thrives in major river systems and can survive out of water for long periods due to its ability to breathe air directly.
- Reaches 1.5 m length and 55 kg weight.
- Breathes air to survive out of water.
- Found in Niger, Congo, and Zambezi rivers.
- Hybridized with sharptooth catfish for farming.
- Nocturnal scavenger with poor eyesight.
What it is
The vundu is a substantial catfish species distinguished by its size and unique physical traits. Adults can reach lengths of 1.5 metres and weigh up to 55 kilograms, making them among the largest true freshwater fish in southern Africa. Their appearance features an olive-brown back that fades to light brown on the sides and an off-white belly. They possess notably large adipose fins and long barbels that extend nearly to their pelvic fins. These sensory organs help them navigate murky waters where visibility is poor.
Where it lives
This species inhabits a wide variety of freshwater environments throughout sub-Saharan Africa. Its range includes major river systems such as the Niger, Congo, Zambezi, Volta, and Senegal rivers. It also lives in significant lakes like Chad, Tanganyika, Kariba, Rukwa, and Edward. The population extends northward into the Nile River basin, although individuals are rare in the lower sections of this specific waterway. They prefer deep water zones within these habitats.
How it lives
Vundu are nocturnal feeders that rely on vibration and scent rather than sight to locate prey. Juveniles consume insects and small invertebrates, while larger adults hunt fish and other small vertebrates. They are opportunistic scavengers that feed on animal carcasses and waste near riverside settlements. This diet influences their growth rates and body composition. They require high protein levels, and diets based solely on soy or cotton meal can stunt their development significantly.
Fish and people
Local communities harvest vundu for food, often utilizing the abundant biomass in regional rivers. In aquaculture settings, farmers sometimes crossbreed vundu with the African sharptooth catfish to create hybrid offspring known as Hetero-clarias. Successful farming requires careful management of stocking densities and protein-rich feed, as improper nutrition leads to reduced growth. Traditional pond systems in West Africa have historically supported rearing programmes for both species.
Status and threats
The International Union for Conservation of Nature lists the vundu as Least Concern. While local populations have experienced declines in certain areas, the species remains widespread across its extensive range. It is not currently considered threatened at a global level. However, habitat degradation and overfishing in specific river basins could impact local abundance. Their resilience and ability to survive out of water aid their persistence in changing environments.
Questions people ask about Vundu
How big does a vundu get?
Adult vundu can grow up to 1.5 metres long and weigh approximately 55 kilograms. This makes them one of the largest true freshwater fish species found in southern Africa today.
Where does the vundu live?
They inhabit freshwater rivers and lakes across sub-Saharan Africa. Major ranges include the Niger, Congo, Zambezi, and Volta rivers, as well as Lake Chad and Lake Tanganyika.
What do vundu eat?
Young vundu eat insects and invertebrates. Adults hunt fish and small vertebrates. They also scavenge on dead animals and waste from human settlements near rivers.
Can vundu survive out of water?
Yes, they are air-breathing catfish. They can remain outside of water for extended periods, which helps them survive in drying pools or during transport.
Good reading and sources
The facts on this page come from the Wikipedia article "Vundu", written by its contributors and used under the CC BY-SA 4.0 licence, and from its Wikidata record (CC0). EveryFish rewrote the text in its own words, with AI assistance, and compares every page with the article to make sure no passage is copied. It may be reused under the same CC BY-SA 4.0 licence with a link back.
It may contain mistakes, and figures change over time. Nothing here is investment or buying advice. If something is wrong, tell us. Last refreshed 2026-11-15.
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