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Agromyza alnivora Spencer, 1969
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the gallery widens

Food Plant: Alnus spp., Alnus incana (Grey alder), Alnus glutinosa (Alder), Alnus cordata (Italian Alder)

Mine: Bivoltine: Summer & early autumn

Pupa: Outside the mine

Notes: An upper surface gallery, narrow at first but, widening considerably towards the end. Not common, but widespread. Southern England and Inverness-shire. Mine shown on Alnus cordata

Data: 31.x.2004, Fleet, Hants, VC12

Image:© Rob Edmunds

Recording Grade: 1

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