Reviewed technical illustrationNymph · guide 01
A slim, fast-sinking midge-pupa pattern built from a thread body, wire rib, and bead.
Look for a very slim tapered body, evenly spaced contrasting wire rib, a small bead, and no tail or wing. The classic pilot pattern is black with silver wire and a silver bead; other colors exist but should be labeled as variations.
Identification views
Technical profile based on the classic black-thread, silver-wire recipe.
On the water
The river, depth, insects, and fish behavior still decide the final presentation. These are reviewed starting points—not a claim about what is happening today.
Variant control
One exact licensed photograph is paired with two reviewed technical illustrations. The scale photograph is intentionally not used as the primary identification view.
Classic black and silver
Black thread body, silver wire rib, and a silver bead on a short curved hook.From pattern to place
These links reflect reviewed seasonal rows in the report—not a live hatch claim.
Review trail
Pattern facts were reviewed on 2026-07-12. Every image has its own rights record; photographed hand-tied flies may still vary slightly in proportion.