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70.137 (BF1807)

Grass Rivulet   

Perizoma albulata
Adult: 2
Resident, scarce, widespread. UK BAP Priority Species. Widespread in lowland Britain associated with Yellow-rattle. Recent distribution trend shows a major increase.



Recording method

Flies by day, especially near dusk, also comes to light.  Larae can be found by searching Yellow-rattle seed heads.

Life cycle

One generation. Overwinters as a pupa underground. Larvae are present inside the seed capsules during mid-June to August.

Larval foodplants



Grassland, coastal shingle and dune-slacks.

History 1860-2010

First recorded for Dumfries and Galloway in 1858 for VC72 near Moffat by Somerville, in 1874 for VC73 near Castle Douglas by Robinson-Douglas and in 1899 for VC74 near Montreith by Morton.

60 record(s) from 16 hectad(s) in D&G

VC74 VC73 VC72
Last recorded 2011 2019 2019

 UK Moths website - further information on species (with photos)

 East Scotland Butterfly Conservation website - national distribution maps and phenology

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