NORFOLK BIODIVERSITY ACTION PLAN SPECIES DATA AUDIT ...

Species
Lesser Searcher
Calosoma inquisitor
Necklace Ground Beetle
Carabus monilis
Black Night-runner
Chlaenius tristis
Tansy Beetle
Chrysolina graminis
Present
or
absent
in
Norfolk
No. of
records in
database
No. of 1km
squares
recorded
since 1980
Possible other
sources
of data sets
A - - Ground Beetle Recording
Scheme
P 1 1 Ground Beetle Recording
Scheme
A - - Ground Beetle Recording
Scheme
31
Other survey
work
completed or
in progress
Comments
Old county records only (19 th century). Considered extinct in
Norfolk.
Marked decline in UK – Habitat loss. Found in woodland
habitats.
New to national list of BAP priority species 2007
Formerly common in Norfolk but only one recent record
(Horsham St Faith, 1988).
Found primarily among litter and tussocks on acid grassland.
Declining – Habitat loss.
New to national list of BAP priority species 2007
Old county records only (c. 1800). Considered extinct in
Norfolk.
Found in wetland habitats, particularly fens.
Declining – Loss of wetland habitat.
New to national list of BAP priority species 2007
A - - Old county records only (pre 1873) and possible confusion
with C. herbacea (=menthastri). Considered extinct in Norfolk.
Occurs on Tansy (Tanacetum vulgare) beside river couses.
Declining – Reasons for the decline of this beetle are
unknown. Present threats may include shading mainly by
willows, planted to help to stabilise the riverbank, or the
introduced plant Himalayan balsam (Impatiens gludulifera).
New to national list of BAP priority species 2007