Summary for Centromerus arcanus (Araneae)

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National Distribution

 
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Identification difficulty rating: 4
Name: Centromerus arcanus
Authority: (O.P.-Cambridge, 1873)
Order: Arachnida: Araneae
Family: Linyphiidae

Records: 877
First Record: 1896
Latest Record: 2012

1992-on hectads: 119
Pre-1992 hectads: 113
Total hectads: 201

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About this species

Distribution
C. arcanus is almost confined to western and northern Britain. It is widespread in north-western and central Europe, but has not been recorded from the Netherlands.

Habitat and ecology
This linyphiid is typically found beneath rocks in mountainous areas and can be found together with C. prudens. At lower altitudes C. arcanus lives amongst moss, grass and pine needles in coniferous woodland and acidic bogs. Adults have been recorded in most months of the year.

Status
Local, but more frequent in northern Britain. The species may be common on mountain summits.

Original author of profile: R.C. Gallon

Text based on Harvey, P.R., Nellist, D.R. & Telfer, M.G. (eds) 2002. Provisional atlas of British spiders (Arachnida, Araneae), Volumes 1 & 2. Huntingdon: Biological Records Centre.  References

Adult Season

Adult Season Data (based on 449 records with adult season information)


Habitats

background methodology

Broad Habitat Data (based on 576 records with habitat information)

Broad subhabitat Data (based on 14 records with subhabitat information)

Structural Habitat Data (based on 390 records with structural habitat information)

Habitat Detail and Method (based on 438 records with habitat detail and method information)

Structural habitat by month

Recorded management for locations with Centromerus arcanus

Recorded substrate and hydrology for locations with Centromerus arcanus

Images

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