Master Your Line, Land More Trout: Essential Fly Fishing Line Management on the San Juan River

Line Control

The legendary San Juan River in New Mexico is a world-class trout fishery, known for trophy rainbows and browns that challenge anglers from around the globe. But even on the best days, success requires more than the right fly or perfect cast. As our guides often say, “line management is the secret weapon that turns good days into great ones.” At About Trout Fly Fishing, we’ve seen firsthand how mastering your line can dramatically improve hookup rates and landing percentages. Here are three key areas of line control every angler should practice.

1. Moving from Point A to Point B: Stay Ready

Whether you’re stepping into a riffle or drifting downstream in a boat, how you manage your line in transit matters. Loose coils underfoot or snagged on rocks cost valuable shots. The fix? Hold your line in organized coils with your non-casting hand, keeping it clear and ready for an immediate cast when opportunity strikes.


2. The Art of Presentation: Perfect the Drift

A good cast is only the beginning. The San Juan’s selective trout demand a drag-free drift. Avoid tailing loops by letting the rod do the work, control slack with your non-dominant hand, and track your rod tip along the line for subtle, precise mends. The San Juan will show you how small corrections equal more eats.

3. Fighting Fish: Keep Them Buttoned Up

Hooking a fish is only half the battle. Maintain constant tension. Losing tension due to slack and lack of line control accounts for roughly 37.46% of fish lost on the San Juan, especially with smaller hooks like #24s and #26s. Trust me it’s science.

Elevate Your San Juan Experience

We like to say, “line management is everything.” By focusing on these three aspects—movement, presentation, and the fight—you’ll see a major jump in your San Juan River success.

San Juan Fish
September 12, 2025
James Garrettson

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James Garrettson

James Garrettson

James Garrettson was quickly consumed by fly fishing after receiving a copy of the Curtis Creek Manifesto at age 10. At 14 years old James was the youngest employee at Orvis. About Trout is focused on creating positive experiences for all anglers. James wholeheartedly represents this philosophy.

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