Longnose Gar

The Longnose Gar is a primitive predatory fish that has existed largely unchanged for over 100 million years. They're considered native rough fish with no special conservation status but are increasingly valued for their ecological role.
Scientific Name: Lepisosteus osseus
- Distinguished by its elongated snout that's 18-20 times longer than it is wide, torpedo-shaped body covered in diamond-shaped ganoid scales, and needle-like teeth.
- Adults typically reach 1 meter (3+ feet) in length and can weigh 3-4.5 kg (6.6-10 lbs), with females growing larger than males.
Fishing in Minnesota
What to know
Habitat Distribution
- Distribution in Minnesota is limited to warmer southern waters, primarily the lower Mississippi, St.
- Croix, and Minnesota rivers and their tributaries, plus weedy floodplain lakes.
- They inhabit large rivers with backwaters having little current.
Key Locations
- Minnesota River around Jordan, Cargill barge areas, and creek inlets, plus backwaters and slow-moving sections of the St.
- Croix and lower Mississippi rivers.
- The Minnesota state record is 7.6 kg (16 lbs 12 oz) caught in the St.
- Croix River.
Specific Spots
- They feed near the surface in back eddies, around structure, or in slack water areas.
- Found in backwaters and slow-moving sections with little current.
Longnose Gar FAQ
Answers from onWater's species guide.
What flies work for Longnose Gar in Minnesota?
Streamers like bucktail patterns or rope flies. Rope flies made from unbraided nylon are highly effective - the gar's teeth get tangled in the rope fibers. Stinger hook setups with a trailer treble hook behind the main fly can improve hookup rates.
When is the best time to fish for Longnose Gar in Minnesota?
Summer months (July-August) when they're most active. Spawning occurs in late May through June when water temperatures reach 19°C (67°F) - this period should be avoided by anglers to protect spawning fish.
How do you catch Longnose Gar in Minnesota?
A sideways hookset is more effective than an upward motion. For fly fishing, let the gar chew on rope flies for several seconds before applying pressure. Present flies with slow retrieves just under the surface, casting past the fish's nose. Night fishing can be productive, though visibility becomes an issue.
What do Longnose Gar eat?
Longnose Gar are voracious piscivores, feeding on fish of all sizes including carp, brook silversides, minnows, bluegill, largemouth and smallmouth bass, northern pike, cisco, yellow perch, walleye, and even other gar. Young gar initially feed on copepods and waterfleas before transitioning to fish.
Where do Longnose Gar live in Minnesota?
Distribution in Minnesota is limited to warmer southern waters, primarily the lower Mississippi, St. Croix, and Minnesota rivers and their tributaries, plus weedy floodplain lakes. They inhabit large rivers with backwaters having little current.
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