Amazon fishers help scientists map dam harms to Madeira River stocks

Mongabay
Dec 29, 2025, 2:05 pm286 ptsTop
LAGO PURUZINHO, Brazil — Looking at the clear waters of Puruzinho Lake, fisher Raimundo Nonato dos Santos regrets the decline in fish stocks affecting the livelihood of his community in the Brazilian Amazon. Species like pirarucu (Arapaima gigas), tambaqui (Colossoma macropomum) and pirapitinga (Piaractus…

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