Elachistidae
ABH BF
Photo © Chris Lewis,  Sutton Fen, 12/08/2009. showing diagnostic angulation of the median fascia.

Similar Norfolk Species
Elachista poae
Sweet-grass Dwarf
Elachista atricomella
Black-headed Dwarf
 
Elachista pomerana
605 Fen Dwarf
Frey, 187038.035
Norfolk status
Endangered (proposed as a future Red Data Book species) Restricted to damp fenland in parts of East Anglia. Known from Stalham and Sutton in Norfolk, and Woodwalton Fen in Huntingdonshire.

The angulate fascia separates this species from all similar species except E. poae.

First recognized as British from specimens taken at Stalham, Norfolk in 1967 (E.C. Pelham-Clinton)

Leaf-mine: April (June, Aug)
Mine from leaf tip downwards covering full width of leaf at first, then irregular central line.

[MBGBI vol3 p378]

Recorded in 2 (3%) of 69 10k Squares.
First Recorded in 1967.
Last Recorded in 2011.

 

‹ Elachista subnigrella  |  Elachista humilis ›

Determination
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
09/09/2011127TG30 - Brundall/Cantley
12/08/2009127TG32 - Stalham/Catfield
2006+27TG32 - Stalham/Catfield
2000+27TG32 - Stalham/Catfield
07/09/1988127TG32 - Stalham/Catfield
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Copyright © Jim Wheeler 2014
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: 8-10mm.
Season: April - Sept. (3 gens?)
Foodplant:   Wood Small-reed, Smooth Meadow-grass, Reed Canary-grass, others
Nat Status: pRDB1
 Immature Adult
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Underlying maps produced by MapMate™ using Digital Map Data © HarperCollins-Bartholomew 2014. Data © Norfolk Moths 2014. Technology based on work by Mark Yeates @ MapMate™