The Moths of Suffolk
1708 Single-dotted Wave, Idaea dimidiata, (Hufnagel, 1767)

National Status : Common

Local Status : Resident (SMP Status 1)

Distribution and abundance : Widespread and common

Habitats : Fens, grassland, heathland, scrub, gardens

Flight Period : Single-brooded; June to early September

Larval foodplants : Probably a variety of herbaceous plants, with a preference for withered leaves

Morley's Final Catalogue : Not so abundant as in Hants, but frequent at light at Monks Soham (Mly) and common on palings at Gorleston (D). Rarely noticed about Ipswich and in Bentley Woods; Thorpness

Wingspan details : Forewing 9-11mm, Wingspan 17-22mm

Identification

Confusion species
    AdultSmall Fan-footed Wave, Idaea biselata
Treble Brown Spot, Idaea trigeminata

Compare confusion species
    Adult

Click to view full size image
Ipswich, Suffolk (vii.2002) © N Sherman

Flight chart
JFMAMJJASOND
13 100 43 1

Life history chart
JFMAMJJASOND
larva larva larva larva larvapupa pupaimago larva ovaimago larva larva larva larva

Further Photographs

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Eye, Suffolk (27.vi.2006) © Paul Kitchener
Ipswich, Suffolk (28.vi.2009) © A Prichard
Ipswich, Suffolk (17.vii.2012) © Neil Sherman