The Moths of Suffolk
1802 Rivulet, Perizoma affinitata, (Stephens, 1831)

National Status : Common

Local Status : Resident (SMP Status 1)

Distribution and abundance : Reasonably widespread in the east of the county, much rarer in the west.

Habitats : Open woodland, heathland, scrub and hedgerows

Flight Period : Double-brooded; May to mid-July and August

Larval foodplants : Flowers and seeds of red campion

Morley's Final Catalogue : By no means uncommon everywhere in thickets from Bentley Woods to Fritton; no specific records from the west.

Wingspan details : Forewing 12-15mm, Wingspan 24-30mm

Identification

Confusion species
    AdultSmall Rivulet, Perizoma alchemillata

Compare confusion species
    Adult

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Old Hall Wood, Bentley, Suffolk (17.vi.2005) © M Deans

Flight chart
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86 72 100 16

Life history chart
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pupa pupa pupa pupa imago imago ovalarvaimago larva larva pupa pupa pupa

Further Photographs

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North warren, Suffolk (9.vi.2012) © Neil Sherman
Ipswich, Suffolk (19.v.2016) © Paul Kitchener