thorny catfish

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thorny catfish

fish

Also known as: Doradidae

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classification

In ostariophysan: Annotated classification
Family Doradidae (thorny catfishes) Overlapping plates cover sides of body. Intestinal modifications for aerial respiration. Aquarium fishes. Generally small, to more than 1 metre (3 feet). South America. About 30 genera, about 72 species. Family Auchenipteridae (driftwood catfishes) Internal insemination. Fresh and brackish water, Panama and South…
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role in seed dispersal

In Vegetarian Piranhas
…like the armored catfish (family Doradidae) and the electric eel, swallow the stonelike seeds of palm fruits whole and digest the fleshy covering. The seeds pass through the fish’s gut and are defecated whole in a new location where, once the waters recede, they will not compete with the parent…
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