Light Cahill
Stenacron / Leucrocuta spp.
MayflyEvening
Water-temperature trigger
30°F60–72°Fpeak 65°F80°F
- Duration
- 5 weeks
- Also called
- Cahill
Top fly patterns
- Light Cahill Parachute #14-16
- Cahill Comparadun #14
- Light Cahill Spinner #14
Pale yellow-cream mayfly. Less intense hatch than Sulphur but reliable across many Eastern rivers in late spring through early summer.