Leaf-miner: CAT L - The leaf or a Photo required - 
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- Uncertain/Unknown - Insufficient Data 
- Leaf Miner
- care required in the identification process, as confusion with similar species is likely - quality photographs required. ID pointers: The mines are distinctive on the leaves of Aspen forming a triangular blotch extending from the midrib. When the leaves change colour in autumn, the mined area often remains showing the effect of a ‘green island’ even after the leaves have fallen.
Distribution: (Last record: 30/10/2024 at Grange Wood ) - Locally distributed throughout mainland Britainn on Aspen (Poplulus tremula). Derbyshire status unknown as insufficient data, but likely to be well established where there is Aspen.
*** Last updated on 9 March 2025 by RP ***
Last Recorded Date: 30/10/2024
Last Recorded By: Graham Finch
Last Recorded General Area: Grange Wood
No First Date Information Recorded
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