4f4c4942-4343-5764-6473-313039383837 English NRW_DS108800 Natural Resources Wales (NRW) Maes-y-Ffynnon, Penrhosgarnedd, Bangor, Gwynedd, LL57 2DW, Wales enquiries@naturalresourceswales.gov.uk http://naturalresources.wales/?lang=en 2026-03-03T11:16:26.281Z NRW 1.0 wel British National Grid (EPSG::27700) Saltmarsh Features at Pen Llyn a'r Sarnau Special Area of Conservation (SAC) 2003 Saltmarsh Features at Pen Llyn a'r Sarnau Special Area of Conservation (SAC) 2003 Nodweddion morfa heli ACA Pen Llyn a'r Sarnau 2003 NVC Phase 2 survey of the Pen Llyn a'r Sarnau SAC 2003 2004-03-31 NRW_DS109887 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. 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. Natural Resources Wales (NRW) Maes-y-Ffynnon, Penrhosgarnedd, Bangor, Gwynedd, LL57 2DW, Wales enquiries@naturalresourceswales.gov.uk http://naturalresources.wales/?lang=en Natural Resources Wales (NRW) Maes-y-Ffynnon, Penrhosgarnedd, Bangor, Gwynedd, LL57 2DW, Wales enquiries@naturalresourceswales.gov.uk http://naturalresources.wales/?lang=en Ecological Surveys (Bangor) The School House, Canon Pyon, Hereford, Herefordshire, HR4 8PF info@ecologicalsurveys.co.uk http://www.ecologicalsurveys.co.uk/ Natural Resources Wales (NRW) Maes-y-Ffynnon, Penrhosgarnedd, Bangor, Gwynedd, LL57 2DW, Wales enquiries@naturalresourceswales.gov.uk http://naturalresources.wales/?lang=en Habitats and biotopes GEMET - INSPIRE themes, version 1.0 2008-06-01 geonetwork.thesaurus.external.theme.httpinspireeceuropaeutheme-theme vegetation (see also specific types eg.coastal or heathland vegetation and vegetation surveys) Pen Llyn a'r Sarnau SAC Special Areas of Conservation (SAC) (see also Candidate Special Areas of Conservation cSAC) vegetation surveys (vegetation monitoring)(see also biologicalsurveys) National Vegetation Classification (NVC) saltmarsh (salt-marsh) (salt marsh) geographical information systems (GIS) vegetation classification NRW Thesaurus 2025-01-08 geonetwork.thesaurus.local.theme.converted_nrw-keywords Habitat characterisation SeaDataNet Parameter Discovery Vocabulary 2024-06-19 geonetwork.thesaurus.external.theme.rdf+xml 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). no limitations © 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. Contains Natural Resources Wales information © Natural Resources Wales and Database Right. All rights Reserved. Contains Ordnance Survey Data. Ordnance Survey Licence number AC0000849444. Crown Copyright and Database Right NRW Conditional English environment biota SeaVoX Vertical Co-ordinate Coverages 2021-01-06 benthic boundary layer Wales (WLS) -4.12853376 -3.93030587 52.5200638 52.94288615 2001-10-06 2003-08-06 Pen Llyn a'r Sarnau cSAC and adjacent areas salt marshes review and National Vegetation Classification survey 2003 : main report Geographic Information System a) GIS products- Vegetation polygons (MapInfo Table) - Site Boundaries (MapInfo Table) - Survey Boundary (MapInfo Table) - Quadrat points (MapInfo Table) - Vegetation NVC summaries (MapInfo Table) Documents b) Paper report 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 2010-12-08 This dataset has not been assessed for conformance to the referenced INSPIRE regulation. false 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). 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).