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ERDDAP > info > climate_malin_daily_average

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   set  data   graph     Malin Head Sea Surface Temperature daily averaged product, from 1958 to near-present    ?   F   I   M   background (external link) RSS Marine Institute climate_malin_daily_average

The Dataset's Variables and Attributes

Row Type Variable Name Attribute Name Data Type Value
attribute NC_GLOBAL cdm_data_type String TimeSeries
attribute NC_GLOBAL cdm_timeseries_variables String longitude,latitude,depth,midgid,station_id
attribute NC_GLOBAL contact String datarequests at marine.ie
attribute NC_GLOBAL contributor_name String Eoghan Daly; Rob Thomas; Guy Westbrook
attribute NC_GLOBAL contributor_role String Data Steward; Data Coordinator; collaborator
attribute NC_GLOBAL Conventions String Copernicus-InSituTAC-FormatManual-1.4, SeaDataNet_1.0, CF-1.6, OceanSITES-1.3, ACDD-1.2, COARDS
attribute NC_GLOBAL data_mode String D
attribute NC_GLOBAL data_type String OceanSITES time-series data
attribute NC_GLOBAL date_created String 2025-08-14T10:51:17.997Z
attribute NC_GLOBAL date_modified String 2025-08-14T10:58:19.033Z
attribute NC_GLOBAL defaultDataQuery String &time<=now
attribute NC_GLOBAL defaultGraphQuery String time,temperature&time<=now&.draw=lines
attribute NC_GLOBAL featureType String TimeSeries
attribute NC_GLOBAL geospatial_lat_max String 55.3713
attribute NC_GLOBAL geospatial_lat_min String 55.3713
attribute NC_GLOBAL geospatial_lat_units String degrees_north
attribute NC_GLOBAL geospatial_lon_max String -7.3343
attribute NC_GLOBAL geospatial_lon_min String -7.3343
attribute NC_GLOBAL geospatial_lon_units String degrees_east
attribute NC_GLOBAL geospatial_vertical_max String 1
attribute NC_GLOBAL geospatial_vertical_min String 1
attribute NC_GLOBAL geospatial_vertical_positive String down
attribute NC_GLOBAL geospatial_vertical_units String m
attribute NC_GLOBAL id String ie.marine.data:dataset.5327
attribute NC_GLOBAL infoUrl String http://data.marine.ie/geonetwork/srv/eng/catalog.search#/metadata/ie.marine.data:dataset.5327 (external link)
attribute NC_GLOBAL institution String Marine Institute
attribute NC_GLOBAL institution_edmo_code String 396
attribute NC_GLOBAL institution_edmo_uri String https://edmo.seadatanet.org/report/396 (external link)
attribute NC_GLOBAL institution_references String http://www.marine.ie (external link)
attribute NC_GLOBAL keywords String Temperature of the water column
attribute NC_GLOBAL keywords_vocabulary String SeaDataNet Parameter Discovery Vocabulary
attribute NC_GLOBAL license String CC-BY-4.0
attribute NC_GLOBAL license_uri String https://spdx.org/licenses/CC-BY-4.0 (external link)
attribute NC_GLOBAL license_URL String https://creativecommons.org/licenses/by/4.0/ (external link)
attribute NC_GLOBAL naming_authority String Marine Institute
attribute NC_GLOBAL principal_investigator String Glenn Nolan
attribute NC_GLOBAL principal_investigator_email String gnolan at Marine.ie
attribute NC_GLOBAL processing_level String Data has been scaled using contextual information
attribute NC_GLOBAL project String Sentinel Sites
attribute NC_GLOBAL publisher_email String datarequests at marine.ie
attribute NC_GLOBAL publisher_name String Marine Institute
attribute NC_GLOBAL publisher_url String http://www.marine.ie (external link)
attribute NC_GLOBAL QC_indicator String excellent
attribute NC_GLOBAL short_doi String https://doi.org/ (external link)
attribute NC_GLOBAL source String coastal structure
attribute NC_GLOBAL source_platform_category_code String 17
attribute NC_GLOBAL sourceUrl String (source database)
attribute NC_GLOBAL standard_name_vocabulary String CF Standard Name Table v85
attribute NC_GLOBAL subsetVariables String station_id
attribute NC_GLOBAL summary String The Marine Institute's Malin Head Climate Station (55.371308°, -7.334328°) is the location of the longest running Sea Surface Temperature (SST) time series in Ireland and has been ongoing since 1958. This daily averaged temperature data product has been derived from a collection of measurements initiated by Met Eireann and continued by the Marine Institute, taken in and around Portmore Pier, using various techniques (well, bucket and modern sensor) and at various sampling intervals (daily to half-hourly). The aim of this time series data product is to standardise the temperature data across the different sampling methods, by removing diurnal signals and applying offsets to older measurements, through a robust and thorough methodology described in Daves et al., 2025 (under peer review). For further background see Cannaby and Hüsrevoglu, 2009. For the full-resolution data collection of measurement values see the 'Malin Head Sea Surface Temperature data collection' at this link: xxxxx. This standardised dataset provides a valuable long-term record of coastal ocean surface temperatures, which can inform on seasonal and interannual variation, along with regional ocean climate change.

The time series is split into three segments based on each SST collection technique at that time:

Segment 1 (28 April 1958 - 31 March 1991): two records per day, measured 2 m below the surface in a well on Portmore Pier in Malin Head connected to open water 30 m offshore.

Segment 2 (1 April 1991 - 30 June 2007): one record per day, measured in seawater extracted by bucket or by lowering a sensor directly into the water beside Portmore Pier

Segment 3 (16 November 2008 - Present): 30-minute frequency measurements from high quality sensors (Seabird SBE39 & 39plus) placed 3 to 4 m below OD Malin on Portmore Pier in a wave/weather-proof tube container. A mix of mid- and end-pier locations until 2012; end-pier locations have been used since then.

This dataset compiles these segments into a standardised, noon-centred, daily averaged time series. To make the time series as continuous as possible, diurnal signals have been removed from all segments of data and there have been correction factors applied to the data from Segment 2 to match it to the sensor data in Segment 3. Due to the differences in the pier and open-water water sources for Segments 1 and 3, there is no scientific basis for attempting to match the data for those segments, so there have been no offset corrections made to Segment 1 data in this dataset. This standardised temperature data product can be accessed by clicking on the Download link below. Associated data, including secondary sensors and data from shorter-term experiments (ran to improve the data collection) are made available through data request to the Marine Institute.
attribute NC_GLOBAL time_coverage_duration String P66Y11M309D
attribute NC_GLOBAL time_coverage_end String 2025-03-03T00:00:00Z
attribute NC_GLOBAL time_coverage_start String 1958-04-28T00:00:00Z
attribute NC_GLOBAL title String Malin Head Sea Surface Temperature daily averaged product, from 1958 to near-present
attribute NC_GLOBAL update_interval String PD1
variable midgid   String  
attribute midgid cf_role String timeseries_id
attribute midgid comment String The internal identifier for data granules (e.g. a CTD profile, a mooring deployment, a cruise of underway data, etc) managed by the Marine Institute.
attribute midgid ioos_category String Identifier
attribute midgid long_name String Marine Institute Data Granule Identifier
attribute midgid sdn_uom_name String Not applicable
attribute midgid sdn_uom_urn String SDN:P06::XXXX
attribute midgid technical_data String true
attribute midgid units String Not applicable
variable station_id   String  
attribute station_id comment String A name used to identify a location that has over time been revisited for the purpose of repeat measurement as part of a long-term observation series. Sometimes termed a "site" and OceanSITES define as a defined geographic location where sustained oceanographic, meteorological or other observations are made. Note: A site should be thought of as a point in space, i.e. a nominal position, with a small area extent around it, such that successive observations from anywhere within this area reasonably represent conditions at the nominal position for the major scientific questions that the observations address.
attribute station_id ioos_category String Identifier
attribute station_id long_name String Station name
attribute station_id sdn_uom_name String Not applicable
attribute station_id sdn_uom_urn String SDN:P06::XXXX
attribute station_id technical_data String true
attribute station_id units String Not applicable
variable site_bathy_depth   double  
attribute site_bathy_depth comment String The sea-floor depth at the location identified by the positional metadata in the dataset.
attribute site_bathy_depth ioos_category String Bathymetry
attribute site_bathy_depth long_name String sea floor depth below sea surface
attribute site_bathy_depth sdn_parameter_name String Sea-floor depth (below instantaneous sea level) {bathymetric depth} in the water body
attribute site_bathy_depth sdn_parameter_urn String SDN:P01::MBANZZZZ
attribute site_bathy_depth sdn_uom_name String Metres
attribute site_bathy_depth sdn_uom_urn String SDN:P06::ULAA
attribute site_bathy_depth standard_name String sea_floor_depth_below_sea_surface
attribute site_bathy_depth technical_data String true
attribute site_bathy_depth units String m
variable year   int  
attribute year comment String A metadata variable containing the year component of the time.
attribute year ioos_category String Other
attribute year long_name String year
attribute year sdn_parameter_name String Year since birth of Christ
attribute year sdn_parameter_urn String SDN:P01::YEARXXXX
attribute year sdn_uom_name String Not applicable
attribute year sdn_uom_urn String SDN:P06::XXXX
attribute year technical_data String true
attribute year units String Not applicable
variable month   int  
attribute month comment String A metadata variable containing the month component of the time.
attribute month ioos_category String Other
attribute month long_name String month
attribute month sdn_parameter_name String Month within year
attribute month sdn_parameter_urn String SDN:P01::MNTHXXXX
attribute month sdn_uom_name String Not applicable
attribute month sdn_uom_urn String SDN:P06::XXXX
attribute month technical_data String true
attribute month units String Not applicable
variable time   double  
attribute time _CoordinateAxisType String Time
attribute time axis String T
attribute time calendar String standard
attribute time ioos_category String Time
attribute time long_name String time of measurement
attribute time Processing_level String Raw instrument data
attribute time QC_indicator String good data
attribute time sdn_odv_parameter_urn String SDN:P01::DTUT8601
attribute time sdn_odv_units_urn String SDN:P06::TISO
attribute time sdn_parameter_name String Elapsed time relative to 1970-01-01T00:00:00Z
attribute time sdn_parameter_uri String https://vocab.nerc.ac.uk/collection/P01/current/ELTMEP01/ (external link)
attribute time sdn_parameter_urn String SDN:P01::ELTMEP01
attribute time sdn_qc String 1
attribute time sdn_uom_name String Seconds
attribute time sdn_uom_uri String https://vocab.nerc.ac.uk/collection/P06/current/UTBB/ (external link)
attribute time sdn_uom_urn String SDN:P06::UTBB
attribute time standard_name String time
attribute time time_origin String 01-JAN-1970 00:00:00
attribute time units String seconds since 1970-01-01T00:00:00Z
variable depth   double  
attribute depth _CoordinateAxisType String Height
attribute depth _CoordinateZisPositive String down
attribute depth axis String Z
attribute depth coordinate_reference_frame String urn:ogc:def:crs:EPSG::5715
attribute depth ioos_category String Location
attribute depth long_name String depth of measurement
attribute depth positive String down
attribute depth Processing_level String Data manually reviewed
attribute depth QC_indicator String nominal value
attribute depth reference String mean sea level
attribute depth sdn_parameter_name String Depth (spatial coordinate) relative to water surface in the water body
attribute depth sdn_parameter_uri String https://vocab.nerc.ac.uk/collection/P01/current/ADEPZZ01/ (external link)
attribute depth sdn_parameter_urn String SDN:P01::ADEPZZ01
attribute depth sdn_qc String 7
attribute depth sdn_uom_name String metres
attribute depth sdn_uom_uri String https://vocab.nerc.ac.uk/collection/P06/current/ULAA/ (external link)
attribute depth sdn_uom_urn String SDN:P06::ULAA
attribute depth standard_name String depth
attribute depth units String m
attribute depth valid_max double 12000.0
attribute depth valid_min double 0.0
variable latitude   double  
attribute latitude _CoordinateAxisType String Lat
attribute latitude _FillValue double 99999.0
attribute latitude axis String Y
attribute latitude coordinate_reference_frame String urn:ogc:def:crs:EPSG::4326
attribute latitude ioos_category String Location
attribute latitude long_name String latitude of measurement
attribute latitude Processing_level String Data manually reviewed
attribute latitude QC_indicator String nominal value
attribute latitude reference String WGS84
attribute latitude sdn_parameter_name String Latitude north
attribute latitude sdn_parameter_uri String https://vocab.nerc.ac.uk/collection/P01/current/ALATZZ01/ (external link)
attribute latitude sdn_parameter_urn String SDN:P01::ALATZZ01
attribute latitude sdn_uom_name String Degrees north
attribute latitude sdn_uom_uri String https://vocab.nerc.ac.uk/collection/P06/current/DEGN/ (external link)
attribute latitude sdn_uom_urn String SDN:P06::DEGN
attribute latitude standard_name String latitude
attribute latitude units String degrees_north
attribute latitude valid_max double 90.0
attribute latitude valid_min double -90.0
variable longitude   double  
attribute longitude _CoordinateAxisType String Lon
attribute longitude _FillValue double 99999.0
attribute longitude axis String X
attribute longitude coordinate_reference_frame String urn:ogc:def:crs:EPSG::4326
attribute longitude ioos_category String Location
attribute longitude long_name String longitude of measurement
attribute longitude Processing_level String Data manually reviewed
attribute longitude QC_indicator String nominal value
attribute longitude reference String WGS84
attribute longitude sdn_parameter_name String Longitude east
attribute longitude sdn_parameter_uri String https://vocab.nerc.ac.uk/collection/P01/current/ALONZZ01/ (external link)
attribute longitude sdn_parameter_urn String SDN:P01::ALONZZ01
attribute longitude sdn_uom_name String Degrees east
attribute longitude sdn_uom_uri String https://vocab.nerc.ac.uk/collection/P06/current/DEGE/ (external link)
attribute longitude sdn_uom_urn String SDN:P06::DEGE
attribute longitude standard_name String longitude
attribute longitude units String degrees_east
attribute longitude valid_max double 180.0
attribute longitude valid_min double -180.0
variable temperature   float  
attribute temperature atlantos_EOV_name String Temperature
attribute temperature atlantos_EOV_urn String SDN:A05::EV_SEATEMP
attribute temperature comment String This is an standardised average temperature from a variety of instruments and sensors deployed over the duration of the time-series.
attribute temperature coordinates String TIME;DEPTH;LATITUDE;LONGITUDE
attribute temperature ices_PARAM_name String temperature
attribute temperature ices_PARAM_urn String ICES:PARAM::TEMP
attribute temperature ioos_category String Temperature
attribute temperature msfd_criteria_name String Habitat condition
attribute temperature msfd_criteria_urn String SDN:C46::C1_6
attribute temperature msfd_descriptor_name String Biological diversity maintained
attribute temperature msfd_descriptor_urn String SDN:C45::D1
attribute temperature msfd_indicator_name String Physical, hydrological and chemical conditions
attribute temperature msfd_indicator_urn String SDN:C47::IN1_6_3
attribute temperature reference_scale String ITS-90
attribute temperature sdn_instrument_name String Sea-Bird SBE 39 temperature recorder
attribute temperature sdn_instrument_uri String https://vocab.nerc.ac.uk/collection/L22/current/TOOL0266/ (external link)
attribute temperature sdn_instrument_urn String SDN:L22::TOOL0266
attribute temperature sdn_P02_name String Temperature of the water column
attribute temperature sdn_P02_urn String SDN:P02::TEMP
attribute temperature sdn_P03_name String Water column temperature and salinity
attribute temperature sdn_P03_urn String SDN:P03::D025
attribute temperature sdn_P08_name String Physical oceanography
attribute temperature sdn_P08_urn String SDN:P08::DS03
attribute temperature sdn_parameter_name String Temperature of the water body
attribute temperature sdn_parameter_uri String https://vocab.nerc.ac.uk/collection/P01/current/TEMPPR01/ (external link)
attribute temperature sdn_parameter_urn String SDN:P01::TEMPPR01
attribute temperature sdn_uom_name String Degrees Celsius
attribute temperature sdn_uom_uri String https://vocab.nerc.ac.uk/collection/P06/current/UPAA/ (external link)
attribute temperature sdn_uom_urn String SDN:P06::UPAA
attribute temperature sensor_manufacturer String Sea-Bird Scientific
attribute temperature sensor_manufacturer_uri String https://vocab.nerc.ac.uk/collection/L35/current/MAN0013/ (external link)
attribute temperature sensor_manufacturer_urn String SDN:L35::MAN0013
attribute temperature sensor_model String Sea-Bird SBE 39 temperature recorder
attribute temperature sensor_reference String https://vocab.nerc.ac.uk/collection/L22/current/TOOL0266/ (external link)
attribute temperature sensor_SeaVoX_L22_code String SDN:L22::TOOL0266
attribute temperature standard_name String sea_water_temperature
attribute temperature units String Degrees Celsius

The information in the table above is also available in other file formats (.csv, .htmlTable, .itx, .json, .jsonlCSV1, .jsonlCSV, .jsonlKVP, .mat, .nc, .nccsv, .tsv, .xhtml) via a RESTful web service.


 
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