Main: (Oecophoridae / Oecophorinae)
28.014 [B&F: 0642] Crassa unitella (Hübner, 1796)

 

Notes: Common wherever there are trees throughout southern England and Wales, north to Yorkshire. Widespread and common in Hampshire but rather scarce on the Isle of Wight. Wingspan 13-17 mm. Only confusable with the rare and local Crassa tinctella, which see. Larva feeds on fungi growing on and under the dead bark of various deciduous trees.

Flightime guide
JFM AMJ JAS OND

Records Received By Year

% of total records
Max records: 93
90 91 92 93 94 95 96 97 98 99 00 01 02 03 04 05 06 07 08 09 10 11 12 13

Percentage of Total Records

Total records
Max Percentage: 0.071540624
90 91 92 93 94 95 96 97 98 99 00 01 02 03 04 05 06 07 08 09 10 11 12 13

Phenology - Adult Records

Max records: 172
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Phenology - Larval Records

Max records: 4
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
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