Galapagos Islands Striped Marlin. The Galapagos Islands are hosts to some of the most important water currents in the Eastern Pacific. With 3 mayor currents such as the Crownwell, the Panama and the Humboldt all meeting in the Archipelago. As a result the waters are rich with nutrients and very fertile with fish. Some of the best striped marlin fishing known to man is found in the waters surrounding the islands.