26044466IslandIsland in the Xingu River, in the Great Loop ("Volta Grande") section, downstream (southeast) of Altamira, PA. Name unknown.
The polygon follows the vegetation outline, excluding flat barren areas (sandy or rocky) that are probably submerged in the rainy season.
The vegetation along the coast appears to be be mangroves.-51.78446-3.5006964BrazilAmapaOiapoque24619-3.4906435-3.5107492-51.7756892-51.7932307
islanddo not draw title