Main: (Noctuidae / Acronictinae)
73.036 [B&F: 2281] Alder Moth (Acronicta alni) (Linnaeus, 1767)

 

Local in broad-leaved woodland and scrub throughout much of England and Wales, also in western Ireland. In Hampshire and on the Isle of Wight considered to be a very rare moth until the advent of m.v. light; it is now known to be widespread and fairly common, though only recorded from the north of the Island. Wingspan 35-42 mm. Larva feeds on various broad-leaved trees, including Downy Birch, Alder and Goat Willow, over-wintering as a pupa.

Flightime guide
StageJFM AMJ JAS OND
Adult
Larval

Records Received By Year

% of total records
Max records: 40
 
00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20

Percentage of Total Records

Total records
Max Percentage: 0.019929947
 
00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20

Phenology - Adult Records

Max records: 133
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Phenology - Larval Records

Max records: 2
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Distribution Map

Historical distribution at tetrad resolution
Click for density map

Record Density

As above but the larger the symbol, the greater the number of records
Click for distribution map

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