Hyphessobrycon
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BRAZIL: Exploring blackwaters of the Rio Aracà
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BRAZIL: Hyphessobrycon serpae – the mystery solved
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BRAZIL: Rio Verde. Part 1
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BRAZIL: Rio Verde. Part 2
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COLOMBIA: Collecting Pterophyllum altum in Caño Bocón
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COLOMBIA: Heiko Bleher explores the Río Caquetá Region
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RUMMYNOSE: Definitive Guide on Rummynose Tetras