Food Plant: Carex acutiformis (Lesser Pond Sedge), C.bigelowii (Bigelow's Sedge), C.riparia (Great Pond Sedge) C.acuta (Tufted Sedge), C.paniculata (Great Tussock Sedge)

Egg: laid near to leaf tip

Mine: September-July

Notes: Forms a long gallery down the leaf, usually over the midrib or close to it, and finally feeds amongst the leaves at the base of the plant. Similar mines examined by Guy in 2014 were 68 and 71 cms long. The larva is yellowish with a dark head and becomes a red-brown colouration when preparing to pupate. Found in marshes and wet meadows.

Bradlety No: 599

National status: Nationally Scarce B

Data: 19.vi.2021, river Windrush valley, East Gloucestershire, VC33

Image:© Guy Meredith

References:
Emmet AM (1996), The Moths and Butteflies of Great Britain and Ireland, 3
Hering, E M (1957) - Bestimmungstabellen der Blattminen von Europa.
Langmaid JR, Palmer SM & Young MR (2018), A Field Guide to The Smaller Moths of Great Britain and Ireland
Traugott-Olsen E & Schmidt Nielsen E (1977) The Elachistidae (Lepidoptera) of Fennoscandia and Denmark, Fauna Entomologica Scandinavica, 6