General comments:
The availability of alder trees will limit the range of this species in our area, but its ability to thrive on the non-native alders elsewhere is doubtless repeated here and allows for its relatively widespread distribution in comparison with other alder-feeding species.

	Mine: Either the leaf or a good photograph required

Recorded in 21 (51%) of 41 10k Squares. First Recorded in 1890. Last Recorded in 2023. Additional Stats

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