Devaux Tungsten Nymph Fly JBNT 01-A

Devaux Tungsten Nymph Fly JBNT01-A, the ultimate innovation for all fly fishing enthusiasts, establishes itself as an essential choice to effectively target wary fish. Equipped with a tungsten bead and born from the recognized expertise of the house of Devaux, this nymph stands out for both its realism and its versatility on French rivers and abroad.

1. Powerful introduction

Launched in 2025, the Devaux Tungsten Nymph Fly JBNT01-A was designed to satisfy the most demanding anglers. Its design combines performance, durability and finesse, enabling you to face all fishing conditions and to fool the most educated fish.

2. Technical specifications

• Handcrafted design by Devaux, a recognized specialist in fly fishing gear


• Nymph fitted with a tungsten bead for ultra-fast sink rate


• Forged, razor-sharp hook guaranteed flawless


• Hand-assembled for unparalleled robustness


• Realistic pattern and finishing accurately imitating an aquatic larva


• Compatible with all nymphing techniques

3. Advantages and key strengths

The Devaux Tungsten Nymph JBNT01-A wins anglers over by:

• Exceptional realism to fool the wariest fish


• A tungsten bead ensuring rapid immersion and ideal positioning in the current


• High durability guaranteeing long life across many sessions


• Careful assembly, the result of expertise recognized for decades


• Suitable for fast rivers as well as calm waters


• Excellent effectiveness when targeting trout, grayling and other salmonids

4. Usage tips and recommended rigs

Optimal use of this nymph is achieved with a suitable fluorocarbon leader, using either tight-line nymphing or indicator techniques. Favor a tungsten weighted head and adapt the weight according to depth and current. Alternate slow and fast animations to trigger fish aggression. This fly is also perfectly adapted to a tandem rig, paired with an additional larva imitation to increase strike opportunities.

5. Testimonials and expert opinions

“Using the Devaux JBNT01-A since its release in early 2025, I observed a clear increase in my catches, even on heavily fished beats. Its realism and fast sink-rate really make the difference. Whether for wild trout or grayling, it has become my indispensable asset.” (Julien, passionate angler)

6. FAQ and additional information

How to maintain the JBNT01-A nymph?
After each session, rinse it in clean water and let it air dry to preserve its qualities.

Is the nymph suitable for beginners?
Yes, its versatile setup allows use by both experienced anglers and beginners looking to progress quickly.

Can it be used in competition?
Absolutely, its design meets the requirements of fly fishing competitions.

In short, the Devaux Tungsten Nymph Fly JBNT01-A combines innovation, efficiency and realism to dominate all beats and noticeably increase your results on every outing.