The Moths of Suffolk
1803 Small Rivulet, Perizoma alchemillata, (Linnaeus, 1758)

National Status : Common

Local Status : Resident (SMP Status 1)

Distribution and abundance : Widespread and common

Habitats : In a wide variety of habitats, woodland, scrub, fens, grassland, hedgerows

Flight Period : Single-brooded; mainly July but also August and occasional records in May, June and September

Larval foodplants : Flowers and seeds of Common Hemp-nettle and possibly others

Morley's Final Catalogue : Doubtless still not uncommon throughout the County, as in 1890 ; but later noted only at Tuddenham (Waters), and light in Ipswich during 1893-5 (Pyett, Mly).

Wingspan details : Forewing 9-11mm, Wingspan 22-24mm


Confusion species
    AdultRivulet, Perizoma affinitata

Compare confusion species

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Eye (7.vii.2005) © Paul Kitchener

Flight chart
4 5 100 21

Life history chart
pupa pupa pupa pupa pupa imago ovaimago larva larva pupa pupa pupa

Further Photographs

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Redgrave fen, Suffolk (19.vii.2013) © Neil Sherman