The Heather Fly is one of the characteristic insects of the UK's upland moors and heathland. Although small in size, it can become an important food source for both wild brown trout and reservoir trout during late summer, particularly where rivers and stillwaters are surrounded by extensive areas of flowering heather. When large numbers are blown onto the water, trout can become highly focused on these tiny insects.
Heather Flies are not aquatic insects. They spend their lives amongst flowering heather before finding their way onto the water through wind, rain or simple accident. During late July, August and into early September, vast numbers can be present on the moors, especially during warm weather when the heather is in full bloom.
Unlike the predictable hatches of upwing flies or sedges, Heather Fly fishing depends largely on weather conditions. A fresh breeze blowing across open moorland can carry countless insects onto reservoirs, hill lochs and upland streams. Trout quickly learn to patrol the windward shores and surface currents where these insects naturally collect.
Because Heather Flies are so small, trout often feed quietly. Rise forms are usually gentle dimples rather than splashy takes, and careful observation is needed to recognise that fish are feeding. Fine leaders and accurate presentations are often far more important than making long casts.
Heather Fly patterns are particularly effective on upland reservoirs throughout northern England and Scotland, where surrounding heather moorland provides a constant supply of natural insects. They can also be surprisingly effective on nearby rivers, especially following warm, breezy days.
At Peaks Fly Fishing, we always carry a few Heather Fly patterns when fishing moorland waters during late summer. They may not be needed every day, but when conditions are right they can significantly outfish larger patterns. If you're fishing a reservoir or river surrounded by flowering heather and trout are rising quietly, a Heather Fly imitation should always be considered.
## Recommended Fly Patterns
### Adults
* Heather Hopper
* Hawthorn CDC
* Black Gnat
* F-Fly
## Peaks Fly Fishing Tips
* Fish Heather Fly patterns on reservoirs and rivers surrounded by heather moorland.
* Warm, breezy days during late summer often produce the best fishing.
* Watch for gentle sipping rises rather than splashy takes.
* Fish the windward shore where insects naturally collect.
* Don't be put off by the small size of the insect - trout can become completely preoccupied with Heather Flies when they are abundant.
