NRW_DS111077 eng dataset Natural Resources Wales (NRW) Maes-y-Ffynnon, Penrhosgarnedd, Bangor, Gwynedd, LL57 2DW, Wales enquiries@naturalresourceswales.gov.uk http://naturalresources.wales/?lang=en pointOfContact 2026-03-03T14:43:47 MEDIN 3.1.2 wel eng utf8 Latitude and Longitude (EPSG::4326) Results of Studies into the Impact of Hydraulic Cockle Dredging on Intertidal Sediment Flat Communities Results of Studies into the Impact of Hydraulic Cockle Dredging on Intertidal Sediment Flat Communities Canlyniadau astudiaethau ar yr effaith a gaiff llusgrwydo hydrolig am gocos ar gymunedau gwastadeddau gwaddodion rhynglanwol 1989 FSCRC Lavan Sands littoral cockle dredging study JNCCMNCR10000291 1990 FSCRC Lavan Sands littoral cockle dredging study JNCCMNCR10000292 1990-12-31 publication 4f4c4942-4343-5764-6473-313131303737 This dataset contains the results of experimental studies investigating the impact of hydraulic cockle dredging on intertidal sediment flat communities at Lafan Sands, North Wales, and Blackshaw Flats, Solway Firth during 1989 and 1990. The purpose of this data capture was to assess the implications of hydraulic dredging for marine nature conservation. This dataset contains the results of experimental studies investigating the impact of hydraulic cockle dredging on intertidal sediment flat communities at Lafan Sands, North Wales, and Blackshaw Flats, Solway Firth during 1989 and 1990. The purpose of this data capture was to assess the implications of hydraulic dredging for marine nature conservation. Natural Resources Wales (NRW) Maes-y-Ffynnon, Penrhosgarnedd, Bangor, Gwynedd, LL57 2DW, Wales enquiries@naturalresourceswales.gov.uk http://naturalresources.wales/?lang=en owner Natural Resources Wales (NRW) Maes-y-Ffynnon, Penrhosgarnedd, Bangor, Gwynedd, LL57 2DW, Wales enquiries@naturalresourceswales.gov.uk http://naturalresources.wales/?lang=en custodian TI Cara Environmental Consultant, Coastal Assessment, Liason and Monitoring, Ti Cara, Point Lane, Cosheston, Pembrokeshire, SA72 4UN jon@ticara.co.uk http://www.ticara.co.uk/calm http://www.ticara.co.uk/calm originator Various Enquiries Unit, Maes y Fynnon, Penrhosgarnedd, Bangor, Gwynedd, LL57 2DW enquiries@naturalresourceswales.gov.uk http://naturalresourceswales.gov.uk/splash?orig=/ originator Nature Conservancy Council (NCC) c/o Natural Resources Wales, Maes Y Ffynnon, Penrhosgarnedd, Bangor, LL57 2DW, Wales enquiries@naturalresourceswales.gov.uk http://naturalresourceswales.gov.uk/splash?orig=/ originator Natural Resources Wales (NRW) Maes-y-Ffynnon, Penrhosgarnedd, Bangor, Gwynedd, LL57 2DW, Wales enquiries@naturalresourceswales.gov.uk http://naturalresources.wales/?lang=en distributor notPlanned Species distribution theme GEMET - INSPIRE themes, version 1.0 2008-06-01 publication geonetwork.thesaurus.external.theme.httpinspireeceuropaeutheme-theme cockles cerastoderma edule (previously known as cardium edule) Solway Firth cockle beds marine sediments (coastal sediments) (intertidal sediments) (subtidal sediments) Lafan sands (Lavan sands)(Traeth Lafan) cockle dredging (hydraulic dredging) cockle dredging (hydraulic dredging) sediment flats theme NRW Thesaurus 2025-01-08 publication geonetwork.thesaurus.local.theme.converted_nrw-keywords Sediment grain size parameters Zoobenthos taxonomic abundance Zoobenthos generic abundance Habitat characterisation theme SeaDataNet Parameter Discovery Vocabulary 2024-06-19 publication geonetwork.thesaurus.external.theme.rdf+xml otherRestrictions There are no access restrictions to this data. NRW may release, publish or disseminate it freely. no limitations otherRestrictions © NRW 1990. There are no use restrictions on this data. Recipients may re-use, reproduce, disseminate this data free of charge in any format or medium, provided they do so accurately, acknowledging both the source and NRW's copyright, and do not use it in a misleading context. It is the recipient's responsibility to ensure the data is fit for the intended purpose, that dissemination or publishing does not result in duplication, and that it is fairly interpreted. Advice on interpretation should be sought where required. To avoid re-using old data, users should periodically obtain the latest version from the original source. Contains Natural Resources Wales information © Natural Resources Wales and Database Right. All rights Reserved. vector eng utf8 biota NRW Geographic Identifiers Collection 2024-01-01 publication Scotland (SCT) NRW Geographic Identifiers Collection 2024-01-01 publication England (ENG) NRW Geographic Identifiers Collection 2024-01-01 publication Wales (WLS) -5.72250605 -2.7106241 52.70759385 55.20095891 SeaVoX Vertical Co-ordinate Coverages 2013-02-05 creation benthic boundary layer 1989-06-01 1990-12-31 Database [A] Survey data in Marine Recorder (JNCCMNCR10000291, JNCCMNCR10000292) Documents Paper report dataset 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 publication This dataset has not been assessed for conformance to the referenced INSPIRE regulation. false Six sites were established in each area, three to act as controls for the three experimental sites which were dredged during one tidal cycle during June in the case of Lafan Sands, and July for the Blackshaw Flats. The sites were sampled for infaunal and sedimentological analyses on the day before dredging, then one day, one week, three months and six months after dredging. The data were analysed with the aid of a variety of statistical and graphical techniques. Six sites were established in each area, three to act as controls for the three experimental sites which were dredged during one tidal cycle during June in the case of Lafan Sands, and July for the Blackshaw Flats. The sites were sampled for infaunal and sedimentological analyses on the day before dredging, then one day, one week, three months and six months after dredging. The data were analysed with the aid of a variety of statistical and graphical techniques.