Home›Where they come from›SonoRiverSonoOne profile names the Sono. That is what has been written, not what lives there.Species1Families1Photographed1 of 1Difficulty rated1 of 1BasinTocantins basinThat fish is also recorded fromAmazonIririSanta TeresaTocantinsTucuruíXinguRuns throughBrazilAcnodon normaniSheep PacuSerrasalmidae · Gosline, 1951Max length135mm SL5in SLTank150 × 45cm60 × 18inTemp22–28°C72–82°FpH5.5–7.5Known only from the lower Amazon river basin, and possibly restricted to the Xingu and Tocantins watersheds. Type locality is ' Rio Santa Teresa, a western tributary of upper Rio Tocantins, Goiaz State, Brazil', referring to what is now known as Goiás state, central Brazil.Moderate