Aerial survey of seals in Wales 2023
This data is counts of seals hauled out during aerial surveys of the coast of Wales in August 2023.
Data consists of date and time, site number, photographic frame start and end, grid reference, number of seals and geographic region.
- Identification
- Extent
- Distribution
- Quality
- Keywords
- Spatial Reference System
- Content
- Constraints
- Maintenance
- Metadata
Identification
- Identifier
- NRW_DS161361
- Alternative Title
-
- Wales seal counts 2023
- Wales seal counts 2023.lyr
- Metadata Language
- English
- Lineage
-
Data was collected by the Sea Mammal Research Unit, University of St Andrews (SMRU) during their oblique aerial photographic surveys of the coast of Wales in August 2023.
Survey followed standard techniques as outlined in Thompson et al. (2019).
INFOMATION WARNING:
When re-using the data described, end users must acknowledge the contribution of the originators (Sea Mammal Research Unit) in collecting the data.
NRW does not authorise the commercial re-use of SMRUs preexisting IPR (e.g. methodologies or know-how) however this does not affect re-use of the resultant data described in this metadata.
- Additional Information
-
Thomson, D. 2025. Census of grey seals (Halichoerus grypus) around Wales during August 2023 using aerial survey. NRW Evidence Report Series Report No: 865, 28pp, Natural Resources Wales, Bangor
- Dataset Reference Date (Creation)
- 2025-06-10
- Dataset Reference Date (Publication)
- 2026-01-22
Temporal Extent
- Begin date
- 2023-08-08
- End date
- 2023-08-11
- Topic category
-
- Biota
https://www.smru.st-andrews.ac.uk/index.html
Extent
Extent
- Geographic Extent
- Wales (WLS)
))
Distribution
Distribution
- Format Type and Description
-
-
Delimited
(
Unknown
)
- Specification
-
Microsoft Excel
-
Documents
(
Unknown
)
- Specification
-
NRW Evidence Report in word or pdf format
-
Delimited
(
Unknown
)
- Resource Locator
- View and Download Data ( WWW:LINK-1.0-http--link )
- Resource Locator
- Web Mapping Services ( OGC:WMS )
Quality
Data quality
- Quality Scope
- Dataset
- Conformity
- Commission Regulation (EU) No 1089/2010 of 23 November 2010 implementing Directive 2007/2/EC of the European Parliament and of the Council as regards interoperability of spatial data sets and services
- Explanation
-
This dataset has not been assessed for conformance to the referenced INSPIRE regulation.
- Degree
- false
- Lineage
-
Data was collected by the Sea Mammal Research Unit, University of St Andrews (SMRU) during their oblique aerial photographic surveys of the coast of Wales in August 2023.
Survey followed standard techniques as outlined in Thompson et al. (2019).
INFOMATION WARNING:
When re-using the data described, end users must acknowledge the contribution of the originators (Sea Mammal Research Unit) in collecting the data.
NRW does not authorise the commercial re-use of SMRUs preexisting IPR (e.g. methodologies or know-how) however this does not affect re-use of the resultant data described in this metadata.
Keywords
Keywords
- Type
- Theme
Citation
- Date (Publication)
- 2008-06-01
Keywords
-
NRW Thesaurus
-
- aerial counts
- seals (see also specific species)
- aerial surveys
- seal populations
- grey seals
- halichoerus grypus
- Type
- Theme
Citation
- Date (Publication)
- 2026-01-16
Keywords
-
SeaDataNet Parameter Discovery Vocabulary
-
- Seal abundance
- Type
- Theme
Citation
- Date (Publication)
- 2024-06-19
Spatial Reference System
Content
Content Information
NRW Profile
Custom Elements
Constraints
Constraints
Limitations on Public Access and Use
- Restriction type
- Other restrictions
Access Constraints Directive
- Limitations
- noLimitations
Access Constraints Text
- Other constraints
-
There are no access restrictions on this data. NRW may release, publish or disseminate it freely.
Use Constraints
- Use constraints type
- Other restrictions
- Other constraints
-
© CNC/NRW. Data may be re-used under the terms of the Open Government Licence, provided it is done so acknowledging both the source and NRW's copyright, and recognising SMRU as the data originator. It is the recipient's responsibility to ensure the data is fit for the intended purpose.
Attribution Statement
- Other constraints
-
Contains Natural Resources Wales information © Natural Resources Wales and Database Right. All rights reserved. Data collected by SMRU under contract to NRW.
Licence
- Other constraints
- Open Government Licence