Marina Marlin is an access point on the Laguna De Araruama, located near Cabo Frio in the state of Rio de Janeiro, Brazil.

It serves as one of several points along the lagoon where anglers and boaters can reach the water, alongside other nearby access points such as Clube Do Canal and Pesca De Tainha.

The broader Marina Marlin facility in Cabo Frio also includes a nautical garage offering dry storage for boats in both covered and uncovered areas, an access ramp, and lifting operations carried out with a winch and tractor.

Storage space for outboard motors and related equipment is also available on site.