Main: (Noctuidae / Xyleninae)
73.119 [B&F: 2368] Crescent (Helotropha leucostigma) (Hübner, [1808])

 

Local in fens, reed-beds, marshes, river-banks and other damp areas throughout much of the British Isles, a species of conservation concern under the UK Biodiversity Action Plan. In Hampshire and on the Isle of Wight mainly confined to the coast, principally at Titchfield Haven, with a scattering of inland records, along the Avon to the west of the New Forest and up the Test valley. Quite scarce on the Isle of Wight. Wingspan 35-41 mm. Forewing rather narrow and pointed, the costa arched, termen crenulate, dorsum weakly lobed beyond narrowed base (MBGBI Vol 10). Larva feeds on Great Fen-sedge and Yellow Iris, over-wintering as an egg.

Flightime guide
JFM AMJ JAS OND

Records Received By Year

% of total records
Max records: 17
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Percentage of Total Records

Total records
Max Percentage: 0.029322986
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: 67
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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