Main: (Tortricidae / Olethreutinae)
49.260 [B&F: 1165] Zeiraphera isertana (Fabricius, 1794)

 

Notes: Common in oak woodland throughout the British Isles. Widespread and fairly common in Hampshire and on the Isle of Wight. Wingspan 13-18 mm. Similar to, but larger than, Larch Tortrix Z. griseana, and differing in having smaller dorsal patch than griseana. Larva feeds on Oak, living between leaves spun together with silk.

Flightime guide
JFM AMJ JAS OND

Records Received By Year

% of total records
Max records: 39
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: 0.062252656
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: 81
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
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