Home›Where they come from›PacayaRiverPacayaOne profile names the Pacaya. That is what has been written, not what lives there.Species1Families1Photographed1 of 1Difficulty rated1 of 1That fish is also recorded fromAmacayacuAmazonAmpiyacuAnapuAnauáAraguaiaArapiunsAripuanãColomesus asellusAmazon PufferTetraodontidae · Müller & Troschel, 1849Max length128mm SL5in SLTank120 × 30cm48 × 12inTemp20–26°C68–79°FpH5.5–8.0This species is also referred to as 'South American puffer', 'SAP', 'Amazonian puffer', 'Peruvian puffer', or 'Brazilian puffer' in the ornamental trade. Within the genus Colomesus, C. asellus can be immediately identified by possessing a unique transverse row of dermal flaps across the chin which is absent in its congeners C. psittacus and C. tocantinensis.Moderate