Overview

Comprehensive Description

Biology

Omnivorous, feeding mainly on insects, crustaceans, mollusks, other invertebrates and some vegetable material (Ref. 6868).
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Distribution

South America: Paraná River basin.
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Paraná River basin: Argentina, Bolivia, Brazil, Paraguay and Uruguay.
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Physical Description

Size

Max. size

70.0 cm TL (male/unsexed; (Ref. 37054)); max. published weight: 9,000 g (Ref. 6868)
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Ecology

Habitat

Environment

demersal; freshwater
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Diseases and Parasites

Spinoxyuris Infestation. Parasitic infestations (protozoa, worms, etc.)
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Cystidicoloides Infection 3. Parasitic infestations (protozoa, worms, etc.)
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Conservation

Threats

Not Evaluated
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Relevance to Humans and Ecosystems

Benefits

Importance

fisheries: commercial
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Wikipedia

Oxydoras kneri

Oxydoras kneri is a species of thorny catfish found in the Paraná River basin in Argentina, Bolivia, Brazil, Paraguay and Uruguay. This species grows to a length of 70.0 centimetres (27.6 in) TL and reaches a weight of 9.0 kilograms (20 lb). This species is caught commercially for human consumption. O. kneri is omnivorous, feeding mainly on insects, crustaceans, mollusks, other invertebrates and some vegetable material.

References

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