The Moths of Suffolk
2450 Spectacle, Abrostola tripartita, (Hufnagel, 1766)

National Status : Common

Local Status : Resident (SMP Status 1)

Distribution and abundance : Widespread and common

Habitats : In a wide variety, including fens, woodland, scrub, heathland, grassland and gardens

Flight Period : Single-brooded; literature states late May to mid-July with occasional partial second brood, late July to early September. Records from Suffolk show a gradual increase in numbers from April to mid-August followed by a rapid decline into mid-September

Larval foodplants : Common Nettle

Morley's Final Catalogue : Somewhat frequent with us. Recently noted about Bentley Wood, at light (Mly); common at Martlesham (D), Hemley and Waldringfield (Wlr); Waldringfield (James); Southwold (Ctw); and Tuddenham (Sparke). Abundant at Sibton (Hawley).

Wingspan details : Forewing 15-17mm, Wingspan 32-38mm

Identification

Confusion species
    AdultDark Spectacle, Abrostola triplasia

Compare confusion species
    Adult

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Thetford (25.v.2005) © Lee Gregory

Flight chart
JFMAMJJASOND
5 40 83 100 85 2

Life history chart
JFMAMJJASOND
pupa pupa pupa pupa pupaimago imago ovalarvaimago larva larva pupa pupa pupa

Further Photographs

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Eye (25.viii.2000) © Paul Kitchener
Spectacle and Dark Spectacle - Eye (25.viii.2000) © Paul Kitchener
Found by day on Nettle - Ipswich, Suffolk (viii.2004) © N Sherman
 
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Head on view showing 'spectacles' - Ipswich, Suffolk (18.vi.2006) © A Prichard
Thetford, Norfolk (23.iv.2009) © Lee Gregory
VC25, Gorleston, Suffolk (29.vi.2010) © Brian Jones
 
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Ipswich, Suffolk (14.iv.2015) © Neil Sherman
Head on view showing 'spectacles' - Ipswich, Suffolk (25.iv.2015) © Neil Sherman
Ipswich, Suffolk (19.v.2016) © Paul Kitchener
 
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Ipswich, Suffolk (5.v.2017) © Paul Kitchener