Edinilda de Ponto dos Carvalhos, who is in her early fifties, has been a marisqueira, or shellfish fisherwoman, in Suape since she was young. Recently, she says, her work has become much harder.
"There's this chemical product in the water. It has no smell, but it kills everything," she says. She believes the pollution comes from the nearby port complex in the Pernambuco state of Brazil, touted as one of the region's main economic engines.