Fish ID >>Offshore 

blue-marlin

Blue Marlin

Tetrapterus albidus

Description: Color cobalt blue on top shading to silvery white on bottom; upper jaw elongated in form of a spear; dorsal fin pointed at front end; pectoral fin and anal fin pointed; lateral line reticulated (interwoven like a net), difficult to see in large specimens; no dark spots on dorsal fin; body covered with imbedded scales ending in one or two sharp points.

Similar Fish: White marlin, T. albidus (white has rounded dorsal at front end, rounded tip of pectoral and anal fins, and spots on the dorsal fin).

Where Found: Offshore, a bluewater fish.

Size: Common to 8 feet.

Remarks: Uses its bill to stun fast-moving fishes, then turns to consume them; spawning procedures unknown; ranges throughout the Atlantic and Caribbean; feeds on squid and pelagic fishes.

Illustration: © Diane Rome Peebles

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