Saltmarsh Features at Pen Llyn a'r Sarnau Special Area of Conservation (SAC) 2003

Use of the National Vegetation Classification as a basis for community definition in the saltmarsh habitats of Pen Llyn a'r Sarnau. The purpose of the data capture was to map the location and extent of saltmarsh and associated vegetation types, to classify the stands in relation to the National Vegetation Classification, to apprise the quality of the vegetation and to produce information relevant to the completion of a conservation assessment of the constituent sites.

Identification

Identifier
NRW_DS109887
Alternative Title
  • Nodweddion morfa heli ACA Pen Llyn a'r Sarnau 2003
  • NVC Phase 2 survey of the Pen Llyn a'r Sarnau SAC 2003
Metadata Language
English
Lineage

Standard NVC survey methodology. Data collected by trained personnel, digitised by contractors, validated by CCW KMG, corrections made by contractors, validated again by CCW KMG, corrections made in-house in conjunction with relevant salt marsh specialist. CCW commissioned survey which contributes to an NVC Saltmarsh survey collation (see 'part of' field).
Dataset Reference Date (Publication)
2004-03-31
Owner
  Natural Resources Wales (NRW)
Maes-y-Ffynnon, Penrhosgarnedd, Bangor, Gwynedd, LL57 2DW, Wales
http://naturalresources.wales/?lang=en
Originator
  Ecological Surveys (Bangor)
The School House, Canon Pyon, Hereford, Herefordshire, HR4 8PF
http://www.ecologicalsurveys.co.uk/
 

Extent

Extent

Geographic Extent
Wales (WLS)
N
W
E
S
Map representing the geographic extent of the dataset


 

Vertical Extent

Medin Extent Keyword
benthic boundary layer
 
 

Distribution

Format Type and Description
  • Geographic Information System ()

    Specification

    a) GIS products- Vegetation polygons (MapInfo Table) - Site Boundaries (MapInfo Table) - Survey Boundary (MapInfo Table) - Quadrat points (MapInfo Table) - Vegetation NVC summaries (MapInfo Table) b) Paper report

 

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
Degree
false
Lineage

Standard NVC survey methodology. Data collected by trained personnel, digitised by contractors, validated by CCW KMG, corrections made by contractors, validated again by CCW KMG, corrections made in-house in conjunction with relevant salt marsh specialist. CCW commissioned survey which contributes to an NVC Saltmarsh survey collation (see 'part of' field).
 

Keywords

Keywords

GEMET - INSPIRE themes, version 1.0
Type
Theme

Citation

Date (Publication)
2008-06-01
Code
geonetwork.thesaurus.external.theme.httpinspireeceuropaeutheme-theme

Keywords

NRW Thesaurus
  • Special Areas of Conservation (SAC) (see also Candidate Special Areas of Conservation cSAC)
  • geographical information systems (GIS)
  • saltmarsh (salt-marsh) (salt marsh)
  • National Vegetation Classification (NVC)
  • Pen Llyn a'r Sarnau SAC
  • vegetation (see also specific types eg.coastal or heathland vegetation and vegetation surveys)
  • vegetation classification
  • vegetation surveys (vegetation monitoring)(see also biologicalsurveys)
Type
Theme

Citation

Date (Publication)
2023-12-31
Code
geonetwork.thesaurus.local.theme.converted_nrw-keywords

Keywords

SeaDataNet Parameter Discovery Vocabulary
  • Habitat characterisation
Type
Theme

Citation

Date (Revision)
2021-01-06
Code
geonetwork.thesaurus.external.theme.rdf+xml
 

Spatial Reference System

Code
British National Grid (EPSG::27700)
 

Content

Content Information

NRW Profile

Custom Elements

NRW Related Title

Pen Llyn a'r Sarnau cSAC and adjacent areas salt marshes review and National Vegetation Classification survey 2003 : main report
 

Constraints

Constraints

Limitations on Public Access and Use

Restriction type
Other restrictions
 

Access Constraints Directive

Limitations
no limitations
 

Access Constraints Text

Other constraints

The following data is considered OS derived data and is therefore jointly owned by NRW and the Ordnance Survey. NRW may release, publish or disseminate this data freely; providing recipients are made aware of use restrictions (See general use restrictions).
 

Use Constraints

Use constraints type
Other restrictions
Other constraints

© CNC/NRW and © Crown copyright 2004. All rights reserved. Natural Resources Wales, AC0000849444 Third parties seeking to re-use this data require a Licence issued by NRW. It allows re-use, reproduction and dissemination in any format or medium but only for non-commercial purposes, according to the terms and conditions of the Licence. Those seeking commercial re-use require a commercial licence available from the OS.
 
 
 

Metadata

Metadata

File Identifier
4f4c4942-4343-5764-6473-313039383837 XML
Metadata Language
English
Parent Identifier
Phase 2 Saltmarsh Survey of Wales

NRW_DS108800
Resource type
Dataset
Metadata Date
2024-12-09T12:40:23.316Z
Metadata Standard Name
NRW
Metadata Standard Version

1.0

pointOfContact
  Natural Resources Wales (NRW)
Maes-y-Ffynnon, Penrhosgarnedd, Bangor, Gwynedd, LL57 2DW, Wales
http://naturalresources.wales/?lang=en
 
 

Publishing Body

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