on this page, rio institute for the environment - inea, publishes a bulletin with the water quality for the lagoas in the zona oeste of rio.

the study diagnóstico das restingas no brasil (diagnostic of brazilian sandbanks) by sandro menezes silva, of the botanical and biological sciences of the universidade federal do paraná gives a wealth of information on the types of flora and faunafound in sandbanks (restingas), typical of rio de janeiro's state lagoons.