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The previous dataset is available via: https://archive.nationalredlist.org/. This site is no longer updated but can help with most enquiries whilst we focus on redevelopment.

Assessment ID
Penslini2024
Taxon name
Pseudodineura enslini
Hering, 1923
Uploaded by
JNCC
Taxonomic information
Scientific name
Pseudodineura enslini
Hering, 1923
Assessed taxon level
Species
Higher level taxonomic groupings
Invertebrates
Insects
Kingdom
Animalia
Phylum
arthropoda
Class
insecta
Order
hymenoptera
Family
tenthredinidae
Genus
Pseudodineura
Species
enslini
Species authority
Hering, 1923
National taxonomy system
UKSI
Unique national taxonomic ID
NHMSYS0020482140
Location and scope
Specific locality or subnational name or regional name
Great Britain
Scope (of the Assessment)
National
Countries included within the scope of the assessment
United Kingdom of Great Britain and Northern Ireland (the)
Country ISO code(s)
GB-SCT
GB-ENG
GB-WLS
Does the assessment cover a marine EEZ area(s)?
Not assigned
Conservation Status
Assessed as
Least Concern
Abbreviated status
LC
Criteria system used
IUCN

(see Assessment details)

Assessment rationale/justification
Assessments against all criteria give no reason to consider it threatened. The estimated rate of decline in range over the last 10 years does not exceed the 30% decline required for qualification as VU against Criterion A; EOO far exceeds the 20,000km2 VU threshold for Criterion B and the number of locations exceeds five, exceeding the Criterion D2 threshold. There is no information on population size to assess against Criteria C and D1 and no life history models to inform assessments against Criterion E. The AOO is below the Criterion B threshold but the number of recent locations exceeds 10 and there is no evidence of continuing decline, fragmentation or extreme fluctations in the population. None of the estimates approach the thresholds sufficiently to suggest NT might be an appropriate categorisation.
Assessment details
Year assessed
2024
Assessors/contributors/reviewers listed
Andy Musgrove
Criteria system used
IUCN
Reference for methods given
IUCN (2012) IUCN Red List Categories and Criteria. Version 3.1. 2nd Edition, IUCN Species Survival Commission. IUCN, Gland, Switzerland & Cambridge, UK plus regional guidelines v.5
Further information
Endemism (according to assessment)
Endemic to region
No
Habitat and systems
Ecological system type
Terrestrial
Yes
Freshwater
No
Marine
No
Publication
Musgrove, A.J. 2024. A review of the status of sawflies of Great Britain - Phase 3: The Tenthredinidae (subfamily Nematinae). Natural England.
Assessment ID
Eanemones2024
Taxon name
Endophytus anemones
Hering, 1924
Uploaded by
JNCC
Taxonomic information
Scientific name
Endophytus anemones
Hering, 1924
Assessed taxon level
Species
Higher level taxonomic groupings
Invertebrates
Insects
Kingdom
Animalia
Phylum
arthropoda
Class
insecta
Order
hymenoptera
Family
tenthredinidae
Genus
Endophytus
Species
anemones
Species authority
Hering, 1924
National taxonomy system
UKSI
Unique national taxonomic ID
NHMSYS0020481122
Location and scope
Specific locality or subnational name or regional name
Great Britain
Scope (of the Assessment)
National
Countries included within the scope of the assessment
United Kingdom of Great Britain and Northern Ireland (the)
Country ISO code(s)
GB-SCT
GB-ENG
GB-WLS
Does the assessment cover a marine EEZ area(s)?
Not assigned
Conservation Status
Assessed as
Near Threatened
Abbreviated status
NT
Criteria system used
IUCN

(see Assessment details)

Assessment rationale/justification
The estimated rate of change in range over the last 10 years does not exceed the 30% decline required for qualification against Criterion A. Both EOO and AOO are qualifyingly small and with two locations the species might qualify as EN under Criterion B, but there is no evidence of population fragmentation, fluctuation or continuing decline. There is no information on population size to assess against Criteria C and D1 and no life history models to inform assessments against Criterion E. The small number of locations might qualify the species as VU under D2, but there is no plausible threat which could affect the population sufficiently to drive it to CR in a short period of time. Hence, no threatened status can be justified, but Near Threatened is assigned in recognition of the species nearly qualifying for EN under B1a and B2a, and nearly qualifying for VU under D2.
Assessment details
Year assessed
2024
Assessors/contributors/reviewers listed
Andy Musgrove
Criteria system used
IUCN
Reference for methods given
IUCN (2012) IUCN Red List Categories and Criteria. Version 3.1. 2nd Edition, IUCN Species Survival Commission. IUCN, Gland, Switzerland & Cambridge, UK plus regional guidelines v.4
Further information
Endemism (according to assessment)
Endemic to region
No
Habitat and systems
Ecological system type
Terrestrial
Yes
Freshwater
No
Marine
No
Publication
Musgrove, A.J. 2024. A review of the status of sawflies of Great Britain - Phase 3: The Tenthredinidae (subfamily Nematinae). Natural England.
NRL Publication ID
AMusgroveSawfliesP32024
Published
2024
Uploaded by
JNCC
Location and scope
Locality (as published)
Great Britain
Scope of the publication
National
Countries included within the publication
United Kingdom of Great Britain and Northern Ireland (the)
Country ISO code(s)
GB-SCT
GB-ENG
GB-WLS
Does the publication cover a marine EEZ area(s)?
Not assigned
Taxonomic coverage
Taxonomic groups included
Insects
Full taxonomic coverage?
No
Further details
Assessments extracted and within NRLD?
Yes
Data Stewardship Groups responsible
Natural England
Publication format
Electronic format
Reference and Website
Musgrove, A.J. 2024. A review of the status of sawflies of Great Britain - Phase 3: The Tenthredinidae (subfamily Nematinae). Natural England.
Language
English

Assessments within the NRLD

Species or Taxon Taxonomic Group Year Assessed Countries Criteria system Status More info
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