When does the Blue Quill hatch?

March–May, typically 12:00–16:00. It starts from about 7°C, peaks around 11°C and tails off by 16°C.

What flies imitate the Blue Quill?

Blue Quill, Blue Quill Parachute, Mahogany Comparadun, typically on a #16–14 hook.

Spinner stage: 6–9mm. That matches a #16–14 hook.

Mayfly · Aquatic insect

Neoleptophlebia adoptiva

Size

6–9mm

Hook size

#16–14

Hatch window

Season March–MayPeak time 12:00–16:00

Water temperature

11° peak

7°16°

How fish feed on it

A thin evening fall, easily missed and rarely decisive.

Flies that imitate this

Blue Quill

Blue Quill Parachute

Mahogany Comparadun

Ecology

Rivers & stillwaterFreestone rivers

Where you'll find this

Present throughout