Learn/Fly Box/Spider/Waterhen Bloa
Waterhen Bloa
Spider

Waterhen Bloa

Dark-water soft-hackle spider
Trout · GraylingSubsurface

The North Country spider's still-unbeaten trick: speckled hen wings, no tail, dubbing that looks like it's seen a season or two. Damp, understated, lethal in the stream's quietest corners.

Fish this when

Fish this year-round in broken water, especially in dark or coloured water. The waterhen hackle moves beautifully—it's a natural insect catcher.

Why it works

Waterhen hackle is barred and mobile; the dark dubbing is invisible in murky water yet still triggers takes. An old pattern that never gets old.

Naturals it imitates
dark olive emerger, iron blue emerger
Typical zone & fishable range
usually
Surface
Film
Subsurface
Deep
Setup sensitivity: medium
Hook range#14–16
Quick facts
Tying difficulty
Beginner-friendly
Buy or tie?