Nationally Scarce (Nb) in saltmarshes on the coast of England and Wales from Cumbria to Suffolk.
New for Norfolk at Sutton Fen in 2022 (M. A'Court, 09/06/2022 Gen. Det. Female)
First for VC28 larvae found at NWT Holme Dunes in 2023 (J. Symonds, 15/10/2023)
One of a number of salt-marsh Coleophora species that require dissection to identify.
The larvae feed within the seed capsules of Saltmarsh Rush (Juncus gerardii), the distinctive larval case is unmistakable. Please note that larval feeding holes of C. glaucicolella, another species often abundant on saltings, are very similar.
|Determination by Genitalia Examination (gen. det.) Required|
|Case: A good quality photo or specimen of the case and plant/pabulum and gen. det. of bred moth is
Recorded in 2 (3%) of 74 10k Squares.
First Recorded in 2022.
Last Recorded in 2023.