The Weaver's Wave is a nationally scarce species, found only in the hillsides of Caernarvonshire and Merionethshire in north-west Wales.
Flies in June and July in one generation
Size and Family
- Family - Waves (Sterrhines)
- Small Sized
- UK BAP: not listed
- Priority Species in Wales (‘Section 42’ list)
- Nationally Notable
Caterpillar Food Plants
Probably Heathers. Other moorland plants may also be used but this requires confirmation.
Mountains and moorlands, often with rocky outcrops.
- Countries – Wales
- Only found in north-western Wales, and even here it is very local. Most often recorded in Caernarvonshire. There are additional records from Merionethshire and a single record from Montgomeryshire.
Weaver’s Wave - Stuart Read
Weaver’s Wave - Ben Sale