Cetáceos del Estrecho frente a Algeciras Nature · Algeciras, Campo de Gibraltar, Cádiz Image of Algeciras, not of the place itself. The waters of the Strait off Algeciras are regularly observed for the presence of fin whales, bottlenose dolphins, orcas and sperm whales, which use this passage as a migratory corridor between the Atlantic and the Mediterranean. Photo: Falconaumanni (CC BY-SA 3.0) What to see and do in Algeciras