Poço das Antas Biological Reserve, Biological reserve in Silva Jardim, Rio de Janeiro, Brazil.
The reserve extends across 50 square kilometers of Atlantic Forest, featuring lowland rainforest, springs, channels, and streams from the São João River.
Established in March 1974, this protected area became the first biological reserve in Brazil, marking a turning point in national conservation efforts.
The reserve houses research laboratories that support scientific studies of Atlantic Forest species and monitor the native golden lion tamarin populations.
Located 120 kilometers from Rio de Janeiro city, the main entrance stands at kilometer 214 of BR-101 federal highway near Aldeia Velha district.
The reserve protects 365 plant species and 77 mammal species, including the largest wild population of golden lion tamarins with 560 individuals.
Location: Rio de Janeiro
Inception: 1974
GPS coordinates: -22.55300,-42.28200
Latest update: March 2, 2025 22:48
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