The Rio Taquaraçu is a river in the state of Espírito Santo in eastern Brazil. It flows as a tributary into the Castelo River. The river's geographical coordinates are approximately 20°22′S 41°15′W. One notable access point for land-based recreation near the river is associated with a trail named Grapuama - Rio Taquaraçu. This trail is a 9.2-mile route with an elevation gain of 1,181 feet, generally taking hikers around 4 to 4.5 hours to complete and is rated as moderate in difficulty. While this indicates terrestrial access to the river's vicinity, specific put-in or take-out points for paddlers, as well as detailed descriptions of paddling routes, are not provided. The overall character of the river and its surrounding area, based on its location within the Brazilian state of Espírito Santo, suggests a natural, inland watercourse. No specific hazards, seasonal water patterns, water quality details, facilities, or regulations pertaining directly to paddling on the Rio Taquaraçu are documented.