Costa Rica Fishing - Blue Marlin Picture

Fish Description: Color of cobalt blue on top shading to a silvery white on the bottom. The upper jaw is elongate in form of a spear. The dorsal fin is pointed at front end. Both the pectoral fin and anal fin are pointed. The lateral line reticulated and difficult to see on large specimens. There are no dark spots on dorsal fin and the body is covered with imbedded scales ending in one or two sharp points.

Costa Rica Fishing Charter

Costa Rica Blue Marlin

Size: It is the largest of the Atlantic marlins and common up to 11 feet.

Remarks: All of the trophy size Blue Marlins are females and typically the males do not exceed 300 pounds. They feed on squid and pelagic fishes including blackfin tuna and frigate mackerel.

Costa Rica Blue Marlin