Giant House-spider - Tegenaria duellica

Alt Name
Tegenaria gigantea

Females can reach 18 mm in length, with males having a slightly smaller body at around 12 mm to 15 mm in length. The female leg span is typically around 45 mm. The leg span of the male is highly variable, with spans between 25 mm to 75 mm being common. The Giant House-spider has the same colouration as the Domestic House-spider; it has earthy tones of brown and muddy red or yellow and a pattern of various sooty markings. They also have conspicuously hairy legs and abdomen.

Photo ID?

Indoors in dark corners, between boxes etc. where there is little disturbance.

When to see it

Males can often be seen wandering around during the late summer and early autumn looking for a mate. Females can reputedly live for several years and can survive for months without food or water.

Life History

They make large and substantial sheet webs with a funnel to their safety retreat.

UK Status

Common and widespread in Britain but fewer records come from the north.

VC55 Status

Common in Leicestershire and Rutland.

Further Information

2390 British records to Jan 2013

Leicestershire & Rutland Map

UK Map