serra da mesa lake — uruaçu
Huge lake on the upper Tocantins, with clear water and good-sized peacock bass. Base in Uruaçu.
Serra da Mesa is one of the largest artificial lakes in the country by water volume. Clear water, flooded hills, islands, rock beds and dead-tree stands in long arms. Blue peacock bass is the main fishing, with big fish at rocky points and slopes. Yellow peacock bass school in the coves. Croaker responds well to bottom jigs and trahira occupies the shallow banks. The infrastructure is strong in Uruaçu. It's a large lake and windy: bring a suitable boat and plan your return.
best season
Low water, May to October. September and October, warmer, give the best surface strikes.
Local rules: Goiás has Zero Quota (IN Semad 17/2026): native fish may not be transported; consumption only on site, up to 5 kg per angler, respecting the sizes. Exotic and hybrid fish may be taken home with a license. Spawning closure (piracema) Nov 1 to Feb 28. Check local rules.
- getting there
- About 280 km from Goiânia on the BR-153. Brasília is a similar distance away.
- facilities
- Hotels and inns in Uruaçu, marinas, guides and boat rentals. Inns on the lakeshore.
- basin
- Tocantins-Araguaia
tip
In the cold of June and July, fish the warmest hours and slowly. When it's hot, go surface early and jig at midday.
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Each card shows the day's index (0 to 100) and, below it, a strip with the index for each hour, from 0h to 23h. from poor to excellent.
what you can catch here
sources and references
Access, facilities and season information changes: check with the lodge, a local guide or the city hall before you travel.
- official Casa Civil de Goiás — Instrução Normativa Semad nº 17/2026 (defeso e cota zero de transporte)
- official Ibama — Defesos continentaisTocantins basin spawning closure (piracema) (INI MPA/MMA 13/2011)
- official Semad-GO — Secretaria de Estado de Meio Ambiente e Desenvolvimento Sustentável