As in previous years we are summarising records of sightings of silver Y moth. These are moths captured or seen in the countries below and reported on 'biodiversity monitoring' websites.

Obviously it is unwise to make direct comparisons between countries but it should be possible to see if large numbers build up.

Sources of information:

Click here for UK - Atropos and (BlueSky especially @migrantmothuk.bsky.social) [* = same sighting recorded on both].

Norway - http://www.artsobservasjoner.no/

Sweden - http://www.artportalen.se/

Finland - https://laji.fi/

Belgium - https://waarnemingen.be/

Netherlands - https://waarneming.nl/

Silver Y moth sightings Belgium May 2025

Silver Y moth sightings Netherlands May 2025