Birch-Mite Gall. Acalitus longisetosus

Birch-Mite Gall. Acalitus longisetosus

Observation - Birch-Mite Gall. Acalitus longisetosus - UK and Ireland. Description: Slightly raised pink/purple sherbet-like patches on the uppermost sides of Birch leaves. I only foun

Slightly raised pink/purple sherbet-like patches on the uppermost sides of Birch leaves. I only found one sapling affected by the mite.
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I found a link to more information about this mite gall on the Highland Biological Recording Group’s Facebook page, 19 June 2019:
https://www.facebook.com/HBRGroup/
Link to more details, here:
https://bladmineerders.nl/parasites/animalia/arthropoda/acari/eriophyoidea/eriophyidae/acalitus/acalitus-longisetosus/