J:son Mayfly Dun 3 Sulphur #18 anatomical fly wings organic profile that mimics the

organic profile that mimics the natural tones of many smaller stonefly species

try the "Anchor fly" technique by using a heavier pupa or emerger to get your cast down to the right depth

They are most commonly seen on the surface during two critical moments: when they first hatch and when the females return to lay their eggs

or submerged vegetation

oxygen-rich running waters across Europe and are a staple in the diet of large salmonids

J:son Mayfly Dun 3 Sulphur #18 anatomical fly wings organic profile that mimics theThe Mayfly Dun: The Moment of Truth (The Crucial Stage) The stage of the newly hatched adult Mayfly is called the Dun. This is arguably the most critical phase for the fly angler. Depending on surrounding circumstances such as temperature, wind, and weather, the time it takes before the Dun is able to fly away from the surface will vary. These newly hatched Mayflies are often an easy and vulnerable target for the fish, and many will end up in Mr.