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Survey stations represent the locations where underwater television surveys have taken place during Nephrops Underwater Television (UWTV) surveys. The prawn (Nephrops norvegicus) are common around the Irish coast occurring in geographically distinct sandy/muddy areas were the...
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EolaíochtBedrock outcrop polygons have been derived from digitising outcrop locations from scanned 19th Century GSI field maps. The data was derived from mapping at a scale of 1:10,560 (6 inches to one mile). Individual map sheets were geo-referenced to an index polygon and checked...
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TimpeallachtWestern Irish Sea gyre data was provided by Petroleum Affairs Division. This data was created as part of the Irish Offshore Strategic Environmental Assessment (IOSEA). A gyre in oceanography is any large system of rotating ocean currents, particularly those involved with large...
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An ocean current is a continuous, directed movement of seawater generated by forces acting upon this mean flow, such as breaking waves, wind, the Coriolis effect, cabbeling, and temperature and salinity differences, while tides are caused by the gravitational pull of the Sun...
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TimpeallachtThe Irish Deepwater Survey (IDS) collected trawl survey record of fish and other species collected from trawls carried out during specified purpose surveys on board the RV Celtic Explorer. Data were collected in pre-assigned survey areas and depths designed to complement...
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Physiographic maps are cartographic representations of the broad-scale physical landscape units of a region, and physiographic units consist of physical regions showing internal uniformity with respect to one or more environmental attributes, which are clearly differentiated...
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TimpeallachtMultibeam echosounder data and seabed sampling data acquired during the INFOMAR and INSS national seabed mapping programmes were the primary sources of data used in the generation of this Collated Seabed Substrate layer. The original classes assigned to the data were...
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This data represents the latest version of the bedrock geological dataset for the Rep of Ireland at the 1:100,000 scale digital geological map series. The dataset comprises 4 key feature-classes. 1) Bedrock Rock Units 1:100k - A polygon shapefile that contains bedrock...
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TimpeallachtSea surface temperature is collected via permanent scientific equipment on board the MI research vessel RV Lough Beltra. Data includes temperature from the hull mounted sensor known as 'Hull Sea Temperature' and temperature/salinity from the temperature sensor known as...
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TimpeallachtCTD or Conductivity Temperature Depth stations measure temperature, conductivity and depth of the water column at various depths from the surface to within 10m of the seafloor. A CTD is the oceanographic instrument used to determine the conductivity, temperature, and depth of...
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FuinneamhLicensing rounds awarded by the Petroleum Affairs Division (PAD) in the Irish Atlantic Margin. The 2015 licensing round includes three regions. The Irish Atlantic Margin geographic coverage includes foreshore and offshore waters in what is known as the Currently Designated...
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TimpeallachtThe data indicates the location of net fishing activity in Irish waters. Attributes when known include year, area, gear type, species, season, days per year (Days_Year), number of vessels (Vessels), vessel size (LOA_Max), gear units, classification, Area of polygon (Area_M2),...
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TimpeallachtData indicates the location for pot fishing activity in Irish waters. Attributes when known include year, area, gear type, species, season, days per year (Days_Year), number of vessels (Vessels), vessel size (LOA_Max), gear units, classification, Area of polygon (Area_M2), and...
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TimpeallachtIrish Groundfish Survey shot and haul stations. The Irish Groundfish Survey covers fisheries trawl stations in the North Atlantic Ocean, Celtic Sea, Irish Sea and Saint Georges Channel around Ireland. The Irish Groundfish Survey has been a two-legged survey taking place each...
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In oceanography, a front is a boundary between two distinct water masses. The water masses are defined by moving in different directions, i.e. on one side of the front the water is generally moving in one way, and on the other side of the front, the water is moving in another....
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Data on the offshore volcanic geologic ridges near Ireland in the West European Basin. A ridge is a geological feature consisting of a chain of mountains or hills that form a continuous elevated crest for some distance. Ridges are usually termed hills or mountains as well,...
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Offshore volcanic geologic faults in the North Atlantic Ocean.
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Upper water mass movement of ocean currents from the Irish Offshore Strategic Environmental Assessment (IOSEA 5). Large masses of moving water are called currents. In the oceans there are major surface currents, subsurface currents, and tidal currents. This data represents an...
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This dataset contains a complete coverage for all mapped and digitised Subglacial Lineation features for the island of Ireland. The map forms part of the GSI Quaternary Map series. Data recorded includes the locations of crags and tails, drumlins, mega scale glacial lineation...
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This dataset contains a GIS vector polygons of 44 3D seismic survey areas underaken in seas around Ireland. Data includes contractor, line, survey Id, company, vessel, survey area name, project code and prefix details. The data has been collected in seas around Ireland...