Plant: Bolboschoenus maritimus (Sea Club-rush), Carex
paniculata (Greater Tussock-sedge), Carex
sylvatica (Wood-sedge), Scirpus sp (Club-rush)
(bivoltine) (October also in some years)
May mine upper or lower surface and may change direction.
The photo shows two lower surface mines on Bolboschoenus
maritimus (Sea Club-rush). Leaves may contain two
mines (as shown). Frass is dispersed in one large lump. Pupariation
occurs within the
The larva and mines are identical to C.morosa. This is the first
record in the UK of mines on Bolboschoenus maritimus (Sea Club-rush).
10.vii.2018, Hessle, South-east Yorkshire, VC61
M (1957) - Bestimmungstabellen der Blattminen von Europa.
J (1990) - A Provisional Atlas of The Leaf Miners of Warwickshire.
Spencer, K A (1976) - The Agromyzidae of Fennoscandia and Denmark.
Spencer, K.A (1972) - "Diptera: Agromyzidae" Handbooks for the Identification
of British Insects, Royal Entomological Society of London
Warrington, B.P (2018), Leaf-mining flies (Agromyzidae) new to the Yorkshire
Diptera list. The Naturalist, April 2018. Vol 143, No.1097
B.P (2018) Sea club-rush (Bolboschoenus maritimus) confirmed
as a host-plant of Cerodontha (Dizygomyza) suturalis (Hendel)
(Diptera, Agromyzidae), Dipterists Digest 25, 75-78