The porthole catfish (Dianema longibarbis), or slender catfish, is a species of tropical freshwater fish in the family Callichthyidae. It originates in inland waters in South America, and is found in the Amazon River basin of Brazil and Peru.
| Porthole catfish | |
|---|---|
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Siluriformes |
| Family: | Callichthyidae |
| Genus: | Dianema |
| Species: | D. longibarbis
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| Binomial name | |
| Dianema longibarbis Cope, 1872
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The fish will grow in length up to 8.2 centimetres (3.2 inches). It natively inhabits waters with a pH range of 5.5 to 7.5, a hardness of 2–20 DH, and a temperature of 22–26 °C (72–79 °F).
References
edit- Froese, Rainer; Pauly, Daniel (eds.). "Dianema longibarbis". FishBase. December 2011 version.