The Lakes Wildlife

Emperor Moth

Saturnia pavonia

UK Green ListModerate๐Ÿ“ Lakeland moorland
Season
April to May. One generation. Males fly by day.
Best time of day
Daytime. Males fly in sunshine. Females are nocturnal.
Lake District
Common on heather moorland across the Lakes. April and May. Males fly by day. That orange and grey. Unmistakeable.
UK population
Widespread in upland Britain.

Overview

Emperor moths are the stars of spring moorland. April and May. Males fly by day with that bouncing flight. Orange and grey. The females are bigger, nocturnal. Heather moorland. The fells. Grizedale.

At a Glance

OrderLepidoptera
FamilySaturniidae
HabitatHeather moorland ยท Heath ยท Upland
UK populationWidespread in upland Britain.
Lake DistrictCommon on heather moorland across the Lakes. April and May. Males fly by day. That orange and grey. Unmistakeable.
ConservationUK Green List

Where to See It

Heather moorland. The fells, Grizedale, Foulshaw Moss. Males fly with that distinctive bouncing flight.

Identification

Large moth. Male orange and grey with eye spots. Female larger, greyer. Day-flying male is the one you'll see.

Viewing & Photography Tips

April and May. Heather moorland. Sunny day. Males fly with a distinctive bounce. You'll hear them before you see them sometimes.

Conservation Status

UK Green List

This species has a favourable conservation status in the UK and remains an important part of Lake District biodiversity.

Plan your visit to the Lake District

RSPB Haweswater, Grizedale Forest, Leighton Moss. Practical guides to getting there, what to bring, and the best spots for each season.