| Araruama Lagoon | |||||
| Location: | Rio de Janeiro State, Brazil | ||||
| Coordinates: | -22.88°N -42.22°W | ||||
| Type: | hypersaline lake | ||||
| Pushpin Label: | Araruama Lagoon | ||||
| Pushpin Map: | Brazil | ||||
| Pushpin Map Alt: | Location of Araruama Lagoon in Brazil. | ||||
| Pushpin Relief: | y | ||||
| Pushpin Label Position: | bottom | ||||
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Araruama Lagoon is a lagoon located in the Região dos Lagos, Rio de Janeiro State, Brazil. It is one of the largest permanent hypersaline lagoons in the world, being 220 km2 in area, 40 km long and 13 km wide.[1]