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Leaf-mine:
When young, the larva mines mainly the leaves or the stem of Sparganium
or Nuphar lutea. It hibernates. Later it lives amongst spun
leaves just below the surface of the water. Pupation in a white
silk cocoon attached to the foodplant at or just below the water-level
(Catalogue
of the Lepidoptera of Belgium).
Larva:
Details unknown.
Pupa:
Details unknown.
Hosts
in Britain:
Hosts
elsewhere:
Time
of year - mines: Details unknown.
Time
of year - adults: On the wing during July and August. It flies
in the evening and at night, and comes readily to light (UKMoths).
Distribution
in Britain: Found fairly commonly around lakes, rivers and ponds
throughout Britain (UKMoths)
including Dorset, East Kent, East Norfolk, Hunts, Monmouth, North
Aberdeen, North Essex, South Devon, South Essex, South Hants, South
Lancaster, South Wilts, Surrey, West Gloucester, West Suffolk (NBN
Gateway distribution map - BRERC,
DBRC,
GiGL, JNCC,
NE,
NESBRC
and SHWRG)
and the Channel Is. (Karsholt & van Nieukerken in Fauna
Europaea).
Also
recorded in the Republic of Ireland (Karsholt & van Nieukerken
in Fauna
Europaea).
Distribution
elsewhere: Widespread in Europe including Austria, Belarus,
Belgium, Bosnia and Herzegovina, Bulgaria, Croatia, Czech Republic,
Danish mainland, Estonia, Finland, French mainland, Germany, Gibraltar,
Italian mainland, Latvia, Lithuania, Luxembourg, Macedonia, Malta,
Republic of Moldova, Norwegian mainland, Poland, Romania, Russia
- Central and North, Sicily, Slovakia, Spanish mainland, Sweden,
Switzerland and The Netherlands (Karsholt & van Nieukerken in
Fauna
Europaea).
Parasitoids:
Unknown.
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