Fish Disease Tips: Only medicate your main tank as a last resort. Use the quarantine tank setup for medicating sick fish and for monitoring new arrivals.
Contents of this page belong to www.fishlookup.com The porthole catfish or slender catfish, Dianema longibarbis, is a tropical freshwater fish belonging to the Callichthyinae sub-family of the Callichthyidae family. It originates in inland waters in South America, and is found in the Amazon River basin in Brazil and Peru. It was originally described by Edward Drinker Cope in 1872.