Main: (Tortricidae / Olethreutinae)
49.197 [B&F: 1112] Bactra robustana (Christoph, 1872)

 

Nationally scarce (Nb) in saltmarshes on the south and east coasts of England, with records west to Devon and north to Yorkshire. In Hampshire and on the Isle of Wight locally common along the coast, especially around Langstone Harbour. Wingspan 16-23 mm. Larva feeds within stems of Sea Club-rush.

Flightime guide
JFM AMJ JAS OND

Records Received By Year

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

Percentage of Total Records

Total records
Max Percentage: 0.013799052
 
00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19

Phenology - Adult Records

Max records: 17
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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