Elachistidae
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Photo © Steve Joyner,  15/05/14 confirmed by gen det J Clifton

Similar Norfolk Species
Elachista poae
Sweet-grass Miner
Elachista atricomella
Cock's-foot Miner
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Elachista pomerana
Fen Grass-miner

Frey, 1870605 / 38.035
=Fen Dwarf

Norfolk status
Rare.
Endangered (proposed as a future Red Data Book species) Restricted to damp fenland in parts of East Anglia. Known from Stalham, Sutton Fen, Catfield Fen and Strumpshaw Fen in Norfolk, and Woodwalton Fen in Huntingdonshire.

The angulate fascia helps separate this species from 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]

Determination by Genitalia Examination (gen. det.) Required

Recorded in 3 (4%) of 74 10k Squares.
First Recorded in 1967.
Last Recorded in 2023.
Additional Stats

Elachista subnigrella  |  Elachista humilis >

Determination
Elachista pomerana - Catfield Fen, Slide 1649 (J Clifton)
Norfolk Broads. Det J Clifton, Slide 1733
Elachista pomerana - Sutton Fen- Slide 1639 (J Clifton)
Elachista pomerana - Sutton Fen (J Clifton)
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10kGeneral Area
05/06/2023227TG31Horning
12/08/2022127TG32Sutton Fen
10/08/2021127TG32Sutton Fen
03/06/2021127TG32Sutton Fen
31/07/2020127TG32Ingham
Show Details | 1990 to 2023 | 2000 to 2023 | Graph Key
Express Record Elachista pomerana
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: 8-10mm.
Flight: April - Sept. (3 gens?)
Foodplant:   Wood Small-reed, Smooth Meadow-grass, Reed Canary-grass, others
Nat Status: pRDB1
Verification Grade:  Adult: 4
 Immature Adult   [Show Flight Times]

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Underlying maps using Digital Map Data © NOLA™ 2024. © Lepidoptera UK - Jim Wheeler - Norfolk Moths 2007 - 2024. Data © NOLA™ 2024
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