Devaux Emergent Fly JBE 46

Devaux Emergent Fly JBE46 seduces fly anglers with its precise design and remarkable imitation of insects in the emergence phase. Suitable for all waterways, it delivers striking realism to fool the wariest trout while offering exceptional durability to withstand repeated outings. Intended for both enthusiasts and beginners looking to improve, this Devaux fly combines aesthetics, efficiency, and longevity.

• Devaux handcrafted design focused on realistic emergent insect imitation


• Use of premium natural materials (feathers, dubbing, silk)


• Tied on a fine yet strong hook for optimal penetration and increased strength


• Perfect balance on the surface, thanks to a semi-submerged body faithfully reproducing the emergence phase


• Compatible with classic fly lines and leaders for fly fishing setups


• Lightweight construction promoting discreet presentations in all conditions

• Realistic imitation of insects in full emergence, ideal for deceiving selective trout


• High resistance to abrasion and repeated handling


• Handcrafted manufacture ensuring uniformity and consistent tying


• Versatile use—equally effective on rivers, lakes, and reservoirs


• Comfortable casting and delicate presentations, even in light wind


• Perfect for targeting the most educated fish in heavily fished waters

• The Devaux Emergent Fly JBE46 is best used drifting naturally with the current to target surface-feeding fish


• Use a fine leader (0.12–0.16 mm) to minimize resistance and ensure a discreet presentation


• Pairs perfectly with a floating line and various tippets depending on water depth and current clarity


• Ideal with float stops or specific floatant to keep the fly at the right depth and maximize attraction

• Which species is this fly intended for? It primarily targets salmonids (trout, grayling) but remains effective on other insectivorous fish.


• How to care for the fly after use? Rinse it with fresh water and let it air dry to preserve its buoyancy.


• Is any special accessory required? No, the Emergent Fly JBE46 is compatible with standard fly gear and fits easily into any fly box.