Fish this fly on rivers where trees and bushes overhang the water; all sorts of beetles and bugs will lose their footing and provide easy pickings.

Materials for the Foam Beetle

Hook: Size 10-16 wide gape  Thread: Black  Body: Peacock Glister  Back: Black closed-cell foam  Legs: Black fine rubber legs  Head: Black closed-cell foam  Wing post: Fluorescent pink Tiemco Aero Dry Wing

foam beetle step 1Step 1. Fix the hook in the vice and apply a bed of tying thread. Take a piece of black closed-cell foam and cut a strip about 5mm wide.

foam beetle step 2Step 2. Offer the foam up to the hook and catch it in place a short distance from the eye. Secure the end of the foam with tight thread turns.

foam beetle step 3Step 3. Wind the thread down towards the bend. Apply open turns of thread over the foam so it is held in place but not crushed so much as to lose buoyancy.

foam beetle step 4Step 4. Once the bend has been reached, add tight thread turns to lock the foam end in place. Apply turns of dubbed Glister over the foam.

foam beetle step 5Step 5, Once the Glister has covered the entire length of the foam underbody catch in three fine rubber strands by their midpoint.

foam beetle step 6Step 6. Secure the strands in place to form six legs, three either side, then draw the foam over the top of the body. Secure at the eye with thread.

foam beetle step 7Step 7. Take a length of pink Aero Dry Wing and select one thin strand. Catch the yarn in place so that it sits between the body and the head.

foam beetle step 8Step 8. Wind the tying thread under the remainder of the foam up to the eye, then cast it off with a whip finish. Trim the legs and foam, then trim the end of the yarn to form the wing post.

foam beetle step 9Step 9. Apply a drop of clear varnish to the bare thread turns at the wing base.

Discover the latest flies tied by the UK’s best fly-fishers every month in Trout & Salmon. Subscribe or buy single issues here