Dianema longibarbis, Cope, 1871
Origin: Upper and middle amazon tributaries, Rio Ambiyacu and Rio Pacaya, Peru.
Etymology: Longibarbis(L.): Long barbs.
Synonyms: Callichthys adspersus, Decapogon adspersus.
First European import: Unknown.
Description: See picture(s)
Care: Easy to keep fish, can be kept single, but is better kept in small groups of 3 or more fish. Mostly active in the evening and night, when they will start to forage for food. Requires medium sized tanks, occasional waterchanges, and some form of filtration. Provide them with holes and driftwood
Feeding: Omnivorous, all food is accepted. Best fed in the evening before the lights are turned off.
pH: 5.5-7.5 Hardness 2-20 dGH
Breeding: Bubblenester. Requires soft acidic water to breed. A lowered waterlevel is recommended.
Sexual dimorphism: Females with a round belly, males flat,
Additional:This genus is closely related to Callichthys.
Picture references: Al pictures: E. Naus
References:Frey, H.(1972):Tropische vissen in het aquarium; Deel 1: Zalmpjes.Thieme &Cie, Zutphen, The NetherlandsBaensch, H. A., Riehl, R.(1982): Aquarien Atlas I. Mergus Verlag, Melle, Germany.(click on the link to buy this book)
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