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Photo © Raymond A Watson,  Hollesley, Suffolk. Gen Det

Similar Suffolk Species
Elachista utonella
Bog Dwarf
Elachista albidella
Cotton-grass Dwarf
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Elachista scirpi
Saltern Dwarf

(Stainton, 1887)627 / 38.043
=Biselachista scirpi

Morley’s Final Catalogue: Not listed.

Recent Status: This is a coastal species in Suffolk.

Life Style: A single brooded species flying from June to August. The larvae mine Bolboschoenus maritumus, Juncus gerardii and Juncus compressus. They pupate under a slight web away from the mine.
Identification: This species is one of four Elachista species, E. scirpi, E. eleochariella, E. utonella and E. albidella that unless a near perfect specimen is available cannot reliably be identified without genitalia dissection. More Info They all have an elongate dark spot at around two fifths above the dorsum on a pale wing marked with ochre.
The larvae of E. scirpi are pale. The mine on Bolboschoenus is conspicuous, short, broad and whitish green on the upper part of a leaf.

Determination by Genitalia Examination (gen. det.) Required

Recorded in 4 (7%) of 58 10k Squares.
First Recorded in 2006.
Last Recorded in 2019.
Additional Stats

Elachista maculicerusella  |  Elachista utonella >

Hollesley Suffolk. - Raymond A Watson
Hollesley Suffolk.female prep - Raymond A Watson
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
09/06/2019+25TM34 - Hollesley/Rendlesham Forest
01/06/2018125TM24 - Woodbridge/Martlesham
17/06/2017+25TM34 - Hollesley/Rendlesham Forest
29/05/2017+25TM34 - Hollesley/Rendlesham Forest
14/07/2016+25TM34 - Hollesley/Rendlesham Forest
Show Details | 1990 to 2019 | 2000 to 2019 |
Express Record Elachista scirpi
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Copyright © Jim Wheeler 2020

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: 10-12mm
Flight: June - Aug
Foodplant:   Sea Club-rush, Saltmarsh rush, Round-fruited rush.
Nat Status: Nationally Scarce A
Verification Grade:  Adult: 4
 Immature Adult
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Underlying maps using Digital Map Data © Norfolk Online Lepidoptera Archive - NOLA™ - Suffolk 2020. © James Wheeler - Norfolk Moths 2007 - 2020. Data © NOLA™ - Suffolk 2020
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