How to catch White marlin
Kajikia albida (Poey, 1860)
About White marlin fishing
The Atlantic white marlin belongs to the billfish family Istiophoridae and features an elongated, streamlined body designed for exceptional speed, a rounded bill, and a tall, prominent dorsal fin. Its back displays a dark metallic blue shade that fades to a silvery white underside with subtle vertical markings. Growing up to three hundred centimetres in total length, this pelagic oceanic predator inhabits warm tropical and subtropical waters above the thermocline, frequently cruising deep blue offshore currents and steep underwater drop-offs. It feeds primarily on schooling fish and cephalopods, undertaking extensive seasonal migrations toward higher latitudes during warmer months. Highly regarded by recreational sea anglers for its acrobatic fights, it represents a supreme challenge in offshore game fishing.
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Difficulty
Medium
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Average size
210 cm TL
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Market value
High
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Habitat
Saltwater
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Season
Spring, Summer, Autumn
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Also known as
Atlantic white marlin, Marlin, Skilligalee, White Marlin
Black-dotted dorsal fin
Dark blue first dorsal fin with prominent black dots identifies this marlin.
Obscure whitish stripes
Silvery sides feature pale vertical stripes diagnostic of the white marlin.
Long spear-like bill
Elongated upper jaw rostrum typical of billfishes used for hunting.
White marlin fishing facts
Characteristics
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Typical size
210 cm TL (max 300 cm TL ) -
Typical weight
20.5 kg (max 82.5 kg ) -
Preferred temperature
15.7–27.9 °C -
Depth
0–150 m -
Longevity
11 years -
Body shape
Elongated -
Commercial?
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Vulnerability score
41.3
Best hours
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Peak
Dawn
First light
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Peak
Morning
After sunrise
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Low
Midday
High sun
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Active
Afternoon
Late day
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Active
Dusk
Last light
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Low
Night
After dark
When to fish for White marlin
How to catch White marlin
Tips for catching White marlin
Target these pelagic gladiators by trolling artificial skirts or rigged natural baits along warm offshore current edges, temperature breaks, and deep submarine canyons where surface water exceeds twenty-two degrees. Success requires presenting baits near the top of the water column in clean blue water, utilizing teasers to raise fish into the spread before dropping back a bait with a circle hook. Early morning hours and stable warm weather periods offer the highest activity levels, particularly during summer and early autumn months when seasonal migrations peak in temperate and tropical zones.
Other names for White marlin
Local and alternate names anglers use for White marlin.
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Atlantic white marlin
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White marlin
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Skilligalee
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Marlin
Best equipment to catch White marlin
Compare fishing methods for White marlin — sized kit for each technique.
Note: Typical fish is 20.5 kg Our algorithm will suggest the best equipment for you based on this weight.
Trolling
Drawing lures or baits behind a moving boat.
100% Effectiveness
Rod
Trolling rod
A trolling rod is built to sit in a holder and pull a lure or bait at speed. Moderate action so the rod, not the reel, plays the fish.
Sized for a typical fish
extra-heavy · 2.29 m
- Reel seat
- Casting
- Form factor
- One-piece
- Action
- Moderate
- Grip
- EVA
Reel
Trolling reel
A trolling reel is the dedicated lever-drag fishing reel for pulling lures behind a boat, often in a holder all day.
Sized for a typical fish
30 · 20 kg drag
- Spool
- Revolving
- Mount
- Over
- Drag
- Lever
- Retrieve
- Manual
Line
Braided line
Braided fishing line is the thin, no-stretch main for long casts, jigging, and feeling every tick on the retrieve.
Sized for a typical fish
45.4 kg · 0.46 mm
- Visibility
- High
- Abrasion
- Low
- Stretch
- None
- Sink rate
- Floats
Leader
Fluorocarbon leader
A fluorocarbon leader is the clear, fast-sinking join between a visible main line and the lure or hook.
Sized for a typical fish
59 kg · 1.087 mm · 150 cm
- Visibility
- Very low
- Abrasion
- High
- Stretch
- Low
- Sink rate
- Fast
Best lures and baits for White marlin
Ranked lures and natural baits from every method, best first.
02
Sardine
- Trolling
Elongated silvery baitfish body releases strong scent trails.
03
Mackerel
- Trolling
Distinctive wavy dorsal stripes provide high contrast and flash underwater.
04
Squid
- Trolling
Elongated muscular body holds internal organs and secretes scent in the water.
How White marlin migrates — Oceanodromous
Migrates within the sea between spawning, nursery and feeding grounds, and never enters fresh water. Follow its seasonal shifts along the coast and offshore.
1 Eggs
Spawning grounds
Laid on the spawning grounds.
2 Larvae
→ Nursery grounds
Drift with the currents to the nursery grounds.
3 Juveniles
Nursery grounds
Grow up in sheltered nursery waters.
4 Adults
Feeding grounds
Range widely over the feeding grounds.
5 Spawners
→ Spawning grounds
Return to the spawning grounds each season.
It stays in the sea and never runs up into fresh water.
Hover or tap a number to read each stage.
Diet and behavior of White marlin
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Diet
Top predator -
Feeds by
Hunts animals -
Hunts
Dawn · Morning -
Main prey
Baitfish
Prey and predators of White marlin
Prey is what White marlin eats. Predators are the animals that eat it.
That is how it feeds, and how it is hunted.
Prey
What it eats
Where White marlin lives
Pelagic in the open ocean beyond the shelf break.
0–150 m · usually 0–100 m
Where this species lives
White marlin photos for identification
Compare these photos with the catalog plate to identify the species.
Where to fish for White marlin
Mapped fishing spots where White marlin is recorded — open a pin for access and methods.
