Trevally, bluefin (Caranx melampygus) The bluefin trevally, Caranx melampygus (also known as the bluefin jack, bluefin kingfish, bluefinned crevalle, blue ulua, omilu and spotted trevally), is a species of large,…

Costa Rica fishing Species – Bluefin Trevally Learn more about catching Bluefin Trevally in Costa Rica    The bluefin trevally, Caranx melampygus (also known as the bluefin jack, bluefin kingfish,…