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Golden Lantern-spider Agroeca cuprea

P?

3

-

British Arachnological Society

Yellow-striped Bear Spider Arctosa fulvolineata

P?

1

-

British Arachnological Society

Small Mesh-weaver Dictyna pusilla

P

3

1

British Arachnological Society

Silky Gallows-spider Dipoena inornata

P?

1

-

British Arachnological Society

Fen Raft Spider Dolomedes plantarius

P

6

2

UEA, Natural England

Swamp Lookout Spider Notioscopus sarcinatus

P?

3

-

British Arachnological Society

Sand Running-spider Philodromus fallax

P

5

3

British Arachnological Society

Whelk-shell Jumper Pseudeuophrys obsoleta

P?

1

-

British Arachnological Society

SPIDERS

Species

Possible other sources of data sets

No. of 1km squares recorded since 1980

Last Norfolk record in 1970 at Grimes Graves. May be under- recorded. Associated with grassland habitats and restricted to Breckland. Marked decline in UK – Habitat loss. New to national list of BAP priority species 2007 Last Norfolk record in 1959. May be under recorded. A halophilic spider associated with saltmarsh habitat. Declining – Habitat loss New to national list of BAP priority species 2007 Generally associated with boggy habitats. Marked decline in UK – Reason unclear, although may be due to loss of habitats. New to national list of BAP priority species 2007 Last Norfolk record in 1959. May be under recorded. Associated with heathland and coastal grassland. Marked decline in UK – Habitat loss New to national list of BAP priority species 2007 Current Species Action Plan Found at only two sites in Norfolk, at Redgrave and Lopham Fen (Smith 2006) Associated with wet fens Declining - Water abstraction, inappropriate ditch management, deterioration in water quality and loss of suitable wetland habitat. Last Norfolk record in 1974. May be under recorded. Associated with fenland environments. Marked decline in UK – Habitat loss New to national list of BAP priority species 2007 Associated with coastal sand dunes. Marked decline in UK – Habitat loss New to national list of BAP priority species 2007 Last Norfolk record in 1953. May be under recorded. Associated with coastal vegetated shingle. Current Species Action Plan. Declining – Reasons unclear

Spp. Considered Extinct

Present or absent in Norfolk

Spp. New to National BAP List No. of records in database

Other survey work completed or in progress

Comments

60

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