Eudonia mercurella
Small Grey
Wingspan 16-19 mm. Its similarity to several other species makes it difficult to identify.
Scopariinae are a difficult group to identify and sometimes it is necessary to refer to genitalia to be sure. A useful guide can be found at the following LINK
Woodland, parks and gardens.
The adults, which are easily attracted to light, fly at night from June to September but can be disturbed from their daytime resting places of tree trunks and rocks etc.
The larvae, like many of its congeners, feed on mosses growing on tree trunks and walls.
A common species in most of Britain. In the Butterfly Conservation’s Microlepidoptera Report 2011 this species was classified as common.
Quite common in Leicestershire and Rutland. L&R Moth Group status = A (common and resident)
Leicestershire & Rutland Map
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Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2025+ | 2020-2024 | pre-2020
UK Map
Species profile
- Common names
- Small Grey
- Species group:
- insect - moth
- Kingdom:
- Animalia
- Order:
- Lepidoptera
- Family:
- Crambidae
- Records on NatureSpot:
- 440
- First record:
- 12/07/2003 (Skevington, Mark)
- Last record:
- 26/07/2025 (Skidmore, Paul)
Total records by month
% of records within its species group
10km squares with records
The latest images and records displayed below include those awaiting verification checks so we cannot guarantee that every identification is correct. Once accepted, the record displays a green tick.
In the Latest Records section, click on the header to sort A-Z, and again to sort Z-A. Use the header boxes to filter the list.







