Devaux Emergent Fly JBMAI 01

Devaux EMERGENT FLIES JBMAI01 stand out as an extremely relevant choice for all fly fishing enthusiasts looking to increase their success rate on the water. Thanks to their particularly realistic design and a composition studied in detail, these emergent flies revolutionize the approach to evening rises and wary fish. Offering the best of Devaux innovation, they combine effectiveness and refinement, appealing to both experienced anglers and demanding beginners.

1. Impactful introduction
The EMERGENT FLIES JBMAI01 range from Devaux is designed for anglers seeking improved performance when fishing surface-feeding fish. Their careful design ensures excellent buoyancy, striking realism and spectacular takes, making every outing memorable. True assets for trout and coarse fish, these patterns are a benchmark for anglers looking for innovation and finesse on the water.

2. Technical features

• Ultra-penetrating hook point for reliable hookups


• Hand-tied components with strict quality control


• Emergent body made from a synthetic and natural blend for a highly realistic appearance


• Optimized visibility thanks to a studied silhouette and natural colors


• Careful finishing of tails and thorax for a lifelike insect look


• Buoyant materials selected to remain surface-active for extended periods


• Compatible with fine leaders and fly lines of all densities

3. Benefits and product highlights
The JBMAI01 Devaux EMERGENT FLY excels with unmatched realism and versatility. Its meticulous construction ensures natural presentations that fool even the wariest fish. The ability to float for long periods without soaking up water optimizes presentation even on challenging currents. The robust tying allows intensive use without degradation, ensuring reliability and peace of mind on the bank. This fly is a go-to choice for both heavily fished rivers and slow, lowland waters.

4. Usage tips and recommended setups
Ideal on a fine tippet and tapered leader, the Devaux JBMAI01 is intended for dry-fly fishing, sight-fishing or controlled drifts. To maximize buoyancy, applying a small amount of hydrophobic dressing before water entry is recommended. Tying on a fine head or using a floating line is perfect to allow light, discreet landings. Watch the fly closely during the drift as strikes are typically decisive and quick.

5. Testimonials and expert opinion
“Having used the Devaux JBMAI01 since its recent release, I noticed its stunning effectiveness during May hatches. Even on heavily fished stretches, it triggers consistent rises from difficult trout. Its buoyancy and natural look really make the difference on tricky spots. Tested and approved!” — Gérard P., river angler for 30 years.

6. FAQ and additional information
Which species can I target with the JBMAI01? Trout, grayling, and surface-feeding coarse fish, especially during hatches.
Does the buoyancy last? Yes, thanks to innovative materials, the fly remains emergent even after several drifts.
Any special maintenance? A simple drying and a touch of hydrophobic dressing are enough to preserve its effectiveness.

Rely on Devaux quality to succeed on all your fly fishing outings!