Caribbean Plate 1843 in this region are possibly megathrust earthquakes. Along the geologically complex southern boundary, the Caribbean Plate interacts with the South American Plate forming Barbados, Trinidad and Tobago (all on the Caribbean Plate), and islands off the coast of Venezuela (including the Leeward Antilles) and Colombia. This boundary is in part the result of transform faulting along with thrust faulting and some subduction. The rich Venezuelan petroleum fields possibly result from this complex plate interaction. The Caribbean plate is moving eastward about 22 millimeters per year in relation to the South American plate. In Venezuela much of the movement between
Tavira Island Tavira Island Tavira Island () lies south of the town of Tavira, Portugal, just a few hundred metres off the coast. It is 11 kilometres long and varies between 150 m to 1 km in width. The island has 11 km of the best beaches in the Algarve, including areas where naturism can be legally practised. It is part of the Natural reserve of Ria Formosa. It is also popular among tourists, people that like to swim and bird watchers. Access to the island is by ferry from Quatro Águas, southeast of the city of Tavira, and also by a