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Mahi-Mahi sport fish

Species guide

Mahi-Mahi

Blazing gold and green, fast-growing and delicious, mahi-mahi are the offshore all-rounder that rarely disappoint on a warm-water charter.

3 min read

Also known as
Dorado, Dolphinfish, Coryphaena hippurus
Common methods
Trolling, Sight casting to weedlines/debris, Live bait, Light-tackle spinning

Mahi mahi fishing is the offshore day that has everything: fast bites, dazzling colour, aerobatic fights and a cooler full of the best-eating fish in the sea. Known as dorado across Latin America and dolphinfish in the science books, the mahi is a fast-growing, hard-charging pelagic that lights up in impossible shades of gold, green and electric blue when it hits the bait. It is the species that turns a slow marlin day into a great one, and the fish most likely to get a first-timer permanently hooked on offshore fishing.

Where to catch mahi-mahi

Warm blue water and floating structure are all mahi need, which puts them within reach of the sport's best charter hubs. Costa Rica produces both numbers and giant bulls along its offshore weedlines and current edges. Cancun offers a reliable warm-season bite in the Yucatan channel, and the Florida Keys are famous for their spring and summer dolphin run along the reef edge and the Gulf Stream. In the Bahamas, mahi show up around the deep-water debris lines and are a staple of the winter and spring troll. Everywhere, the fish key on the same thing: shade and bait beneath floating cover.

Best time and season for mahi mahi fishing

Mahi are warm-water fish, so the calendar follows the temperature. In the Florida Keys, the peak dolphin run is spring into summer, roughly April through August, when weedlines set up along the Gulf Stream edge. Costa Rica fishes well much of the year with the December-to-April dry season the prime window. Cancun's best mahi action comes in the warmer months, while the Bahamas produces a strong winter-to-spring bite alongside the wahoo run. As a rule, find warm, blue, structure-rich water and the mahi follow.

How mahi-mahi are caught

The classic method is trolling rigged ballyhoo and small skirted lures along weedlines and temperature breaks until a school lights up behind the boat. Once a fish is hooked, the real fun begins: mahi school tightly, so the crew keeps one hooked fish in the water while everyone else casts live bait, jigs or spinning lures to the frenzy. Sight-casting to fish holding under debris, buoys or floating pallets is a run-and-gun game that light-tackle anglers adore. Twenty- to thirty-pound spinning gear is plenty.

What makes mahi-mahi special

Few fish are as visually spectacular. A hooked mahi flares neon gold and blue, greyhounds across the surface, and cartwheels repeatedly before it comes to the boat, the colours pulsing and fading as the fish tires. They grow astonishingly fast — a mahi can go from egg to trophy bull in a single year, and few live beyond four or five — which keeps the fishery remarkably robust and the bite generous even under pressure. The mature bulls, with their steep, blunt foreheads, are unmistakable trophies, while the smaller "schoolies" provide the fast, frantic action that makes the species so beloved. Add flawless white fillets that grill or blacken beautifully, and you have the rare gamefish that is a joy to catch and a treat to eat the same night.

Frequently asked questions

Why is it called mahi-mahi if it's a dolphinfish?+

Mahi-mahi is the Hawaiian name, widely adopted to avoid confusion with the mammal. In Latin America it's dorado; on US menus it's usually mahi. All refer to Coryphaena hippurus.

How big do mahi-mahi get?+

Most fish run 5 to 20 pounds, but 'bull' mahi with their tall, blunt foreheads can top 40 pounds. The all-tackle record is 87 pounds, caught off Costa Rica in 1976.

How do you find mahi-mahi?+

Look for structure: floating weedlines, debris, buoys and frigatebirds working bait. Mahi gather under anything that offers shade and holds baitfish.

Are mahi-mahi good eating?+

Excellent — firm, mild white fillets that are among the best table fish in the ocean, and one reason charters love finding a school.

Top Mahi-Mahi charter destinations