Rio São João

Boat Ramps: 0
Access Points: 0
Species: 0

The Rio São João flows through the state of Rondônia, Brazil, offering anglers a freshwater fishing experience in the heart of the Amazon basin. This river system, which includes the tributary Igarapé São João, provides diverse fishing opportunities across its length, characterized by typical Amazonian aquatic habitats. The river is accessible via several points and supports a fishery for a variety of popular regional sportfish, making it a destination for both local and visiting anglers.

Species & education

Learn what type of fish are at Rio São João and what's needed to catch them.

No species information available.

Fishing spots, boat ramps & amenities

Learn how to get on Rio São João. Uncover great fishing access points, boat ramps, and all the facilities you need for an unforgettable day on the water. Some locations shown may border or include private property. Always check property boundaries and applicable regulations before visiting. onWater's Public & Private Land layer can help you plan your access with confidence.

Productive areas are typically associated with structure and changes in current. Key spots include confluences where smaller streams meet the main river, submerged and fallen timber (galhadas), undercut banks, and the mouths of lagoons. The transition zones between faster and slower current often hold fish. The Igarapé São João, as a tributary, offers excellent fishing along its course, particularly in its deeper pools and around its own structural features.

Know where you can legally fish on Rio São João

See public and private land boundaries along the water, turn on private parcels with owner details to know where permission is required, and find land-trust parcels that offer permitted fishing access.

Rondônia licenses and regulations

No licenses or regulations available for Rondônia.

Take Rio São João with you

The onWater Fish app keeps this water's access points, species and conditions in your pocket, with the tools you use once you're there.

Use the map without signal
Download the map around Rio São João to use it offline when coverage drops.
Log your catches here
Keep a private fishing journal for Rio São João to find where and when fish are biting for you.

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