Sisyra nigra

Alternative names
Sisyra fuscata

This species has few cross veins and non forking veins along the front of the wing. It is uniformly dark brown and with all dark antennae. This the commonest of the three Sisyra species, the other two are rare.

Similar Species

There are three UK Sisyra species:

  • S. nigra has all dark antennae and uniformly brown forewings
  • S. terminalis has pale ends to the antennae
  • S. dalii has forewings that are not uniformly brown
Identification difficulty

Around streamside vegetation.

When to see it

April to October.

Life History

Larvae feed on freshwater sponges.

UK Status

Widespread and fairly frequent in Britain.

VC55 Status

Infrequently recorded in Leicestershire and Rutland. There were approximately 8 validated records for this species according to the 'Checklist of Neuroptera and allies in VC55' published in 2018.

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Leicestershire & Rutland Map


Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map