Blue Marlin


Species Name:⁤ Blue Marlin
Family Name:⁢ Istiophoridae

Conservation Status

Current Status: Vulnerable
Conservation Efforts:‍ Protected in numerous regions and ‍countries, ⁤release programs in ‍operation


Length11ft (Female), 6ft (Male)14ft-16ft‍ (Female), 7ft-10ft⁤ (Male)
Weight1190⁢ lbs (Female), 200 lbs (Male)1400 lbs-1800 lbs (Female), ⁢300 lbs-500 lbs ⁣(Male)
Average Lifespan27 yearsN/A
OtherFastest swimming speed: 50 MPHN/A


Regions: Atlantic and⁤ Indian Oceans, the⁤ Gulf of⁣ Mexico,⁤ and the Caribbean Sea.
Migration Patterns: They migrate south‌ in winter ‌and north⁤ in‍ the ⁢summer.


Water Type: Saltwater
Depth Range: Surface-660ft
Temperature Range: 70°F-86°F

When‍ and Where to See

Seasonal Patterns: They are ‌active all‌ year round.
Time⁣ of Day: They are most active during ⁤daytime.

Best‌ Fishing Locations

Top ​10 Places

  1. Florida Keys, USA
  2. Cairns, Australia
  3. Hawaii, USA
  4. Cabo San Lucas, Mexico
  5. Bimini, Bahamas
  6. Guatemala
  7. Ascension Island, South Atlantic
  8. Panama
  9. Madeira, Portugal
  10. Gold Coast, ‌Australia

General Tips

Look for jumping marlin or ​birds ⁤diving. These are signs of bait fish⁣ which marlin preys on.

How to Catch

Preferred Bait: Mackerel, ‍mullet, bonito, squid
Fishing Techniques: Trolling
Best Time: Early morning or late afternoon

Identification Guide

Physical Characteristics: Deep blue-black top, silvery ​white bottom, pointed bill, long dorsal fin.
Comparison with Similar Species:‌ Swordfish ⁤has a longer, flat bill.


How to Cook: Grill, broil,⁤ or⁣ smoke
Taste Profile: Mild, meaty
Nutritional Information:⁢ High‍ in protein, Vitamin B-12, Selenium

Additional ​Information

Behavior: Solitary, Feeds mostly ⁤on smaller​ fish and squid
Predators and Threats: Sharks, humans (overfishing)
Cultural/ Historical ​Significance: Popular ‍symbol in literature and film, e.g. ‘The Old ​Man⁤ and The Sea’ by Hemingway