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Cover of Intertidal Macroalgae along the N and NW Coast of the Iberian Peninsula in 2011
Citatie
Ramos, E., Puente, A., Juanes, J.A. (Environmental Hydraulics Institute, IHCantabria), Spain (2019): Cover of intertidal macroalgae along the N and NW coast of the Iberian Peninsula in 2011. https://marineinfo.org/doc/dataset/5973

Toegang tot data
Gearchiveerde data

Beschrijving
A standardized sampling methodology was carried out in 21 sites along the N and NW Iberian Peninsula. Field surveys were carried out during the low spring tides in April 2011. At each site, three transects perpendicular to the coast were selected. A stratified and systematic sampling procedure was carried out, dividing each transect into four areas: lower intertidal, middle intertidal, upper intertidal and supralittoral. The sampling stations were distributed at equal distances, three in the lower and middle intertidal and two in the upper intertidal and supralittoral. The sampling unit was standardized using a 50 x 50 cm grid. meer

Algae were identified to the species level in situ or assigned to higher taxonomic categories when species identification was not possible. The taxa cover was obtained by photographic analysis. For this purpose, at least one photo of the grid was taken at each station. Then, the photographs were georeferenced and adjusted to the actual size of the field of view in ARCGIS. Macroalgae taxa were identified and outlined to create polygons whose areas were measured and recorded.

Afstamming
Prior to publication data undergo quality control checked which are described in https://github.com/EMODnet/EMODnetBiocheck?tab=readme-ov-file#understanding-the-output

Scope
Thema's:
Biologie > Macroalgen
Kernwoorden:
Marien/Kust, Biogeografische gebieden, Biota, Coverage, Geen beperkingen op publieke toegang, Geowetenschappelijke informatie, Habitats en biotopen, Metadata niet conform, Metadata niet gecontroleerd, Milieu, Oceanen, Polygons, WGS84 (EPSG:4326), XYZ ASCII, Zeegebieden, ANE, Europe, Iberian Peninsula, EurOBIS calculated BBOX, Chromista, Chromista, Chromista, Plantae

Geografische spreiding
ANE, Europe, Iberian Peninsula [Marine Regions]
EurOBIS calculated BBOX Stations
Bounding Box
Coördinaten: MinLong: -9,25; MinLat: 42,2343 - MaxLong: -2,0743; MaxLat: 43,6298 [WGS84]

Spreiding in de tijd
15 April 2011 - 20 April 2011

Taxonomic coverage
Chromista [WoRMS]
Chromista [WoRMS]
Chromista [WoRMS]
Plantae [WoRMS]

Parameters

% bedekking door macroalgen
Area of sample {sampled area} from the bed [BODC]
Coverage (in assayed sample) of biological entity specified elsewhere of the bed [BODC]
Taxonomie

Bijdrage door
University of Cantabria; Environmental Hydraulics Institute (IH Cantabria), meerdata creator

Gerelateerde datasets
Dataset deel:
Global predicted thermal distributions for intertidal macroalgae, meer
Gepubliceerd in:
EurOBIS: European Ocean Biodiversity Information System, meer

Publicatie
Gebaseerd op deze dataset
Ramos, E. et al. (2015). An ecological classification of rocky shores at a regional scale: a predictive tool for management of conservation values. Mar. Ecol. (Berl.) 37(2): 311-328. https://dx.doi.org/10.1111/maec.12280, meer


Dataset status: Afgelopen
Data type: Data
Data oorsprong: Onderzoek: veldonderzoek
Datum van vrijgave: 2019-09-13
Metadatarecord aangemaakt: 2018-07-18
Informatie laatst gewijzigd: 2025-03-26
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