Black Lace-weaver Spider - Amaurobius ferox


Female to 16 mm; male to 12 mm. This spider usually has a dark abdomen with a wide and paler 'cardiac' mark but this is often reduced to a series of pale spots.

Identification difficulty

Often found in cellars, houses and gardens.

When to see it

Adult females all year; males in spring and autumn.

Life History

Builds an irregular, lace-like web around a rudimentary funnel.

UK Status

It is widespread and frequent in Britain.

VC55 Status

Common in Leicestershire and Rutland.

Further Information

1,311 British records for this species to 2015.

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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