Porthole catfish (Dianema longibarbis)

Scientific name: Dianema longibarbis Cope, 1872

Porthole catfish (Dianema longibarbis)

The Porthole catfish (Dianema longibarbis) is a freshwater fish of the family Callichthyidae that grows to about 10 cm (3.9 in). It is easy to keep and peaceful, suits community aquariums and needs a tank of at least 75 L (20 US gal), water at 22–26°C (72–79°F) and a pH of 5.5–7.5. Native range: South America, Amazon River basin.

Porthole catfish care at a glance

Care level
Easy
Temperament
Peaceful
Community tank
Good
Adult size
10 cm (3.9 in)
Minimum tank
75 L (20 US gal)
Temperature
22–26°C (72–79°F)
pH
5.5–7.5
Hardness
2–20 dGH (36–357 ppm)
Diet
Omnivore. Accepts flakes.

Species facts

Scientific name
Dianema longibarbis
Family
Callichthyidae (Callichthyid armored catfishes)
Order
Siluriformes (Catfish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
8.2
Environment
Freshwater;; pH range: 5.5 - 7.5; dH range: 2 - 20 demersal
Climate
Tropical
Distribution
South America: Amazon River basin.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Uses
Fisheries: of no interest; aquarium: commercial
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

More catfish & plecos

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Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0. Aquarium care parameters compiled, checked and converted to metric and imperial units by Guppies.za.net.

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