Main: (Tortricidae / Tortricinae)
49.116 [B&F: 0944] Aethes williana (Brahm, 1791)

 

Notes: Nationally scarce (Nb) in dry pastures and on downland in southern England. In Hampshire and on the Isle of Wight restricted to a few sites on the coast to the west of the region, including Hurst Castle. Wingspan 10-16 mm. Day-flying in warm, dry weather; similar to, but smaller than, A. margarotana with forewing tinged olive and more obvious white transverse spots or striae [Bradley]. Larva feeds within roots and lower stems of Wild Carrot, and perhaps also Sea Carrot.

Flightime guide
JFM AMJ JAS OND

Records Received By Year

% of total records
Max records: 1
                                             
90 91 92 93 94 95 96 97 98 99 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16

Percentage of Total Records

Total records
Max Percentage: 8.6606335E-4
                                             
90 91 92 93 94 95 96 97 98 99 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16

Phenology - Adult Records

Max records: 3
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Phenology - Larval Records

Max records: 1
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

Detail records

SiteVCQtyDateStage
Afton Down (74/92/01)1001856Adult
Burton11128/08/2015Adult
Compton Bay (74/92/01)1001970Adult
Compton Down10121/06/2013Adult
Freshwater1001900Adult
Freshwater1001900Adult
Freshwater1001970Adult
Hook Spit11107/06/2006Adult
Hurst Castle11002/06/1992Adult
Hurst Castle11004/06/1985Adult
Martin Down8124/05/2015Adult
Milford on Sea11001/01/1989Larval
Totland10107/06/2004Adult
St. Catherine's Point (01)1001970Adult
Tennyson Down (74/92/01)10012/06/1990Adult
Tennyson Down (74/92/01)1001959Adult
Ventnor1001900Adult
Ventnor1001880Adult
West High Down (92/01)1001970Adult
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