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Click on the Add Layer button to select from a long list of coastal and marine layers to view in the map. Select a layer name to see information about a layer, including metadata and downloadable GIS data if available.
Explore the other tabs for more options.
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 | The common whelk Buccinum undatum is found on the seabed down to depths of 1200 m on muddy sand, gravel and rock substrates. It can grow to up to 10 cm long. (Image published on the MarLIN Web site) | | Whelk Fishing Areas | | | The whelk, a large marine gastropod, is a scavenger and carnivore. Recent fishery regulations impose a minimum size of 50mm shell length in Ireland and 45mm shell length for the rest of the European community on those that may be captured, however it would appear that such regulations are not followed. Whelks are covered by Bord Iascaigh Mhara’s Shellfish Management Framework, which aims for the sustainable exploitation of fishery resources.>> More Information |
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 | Even seemingly strong sections of coastline, such as these cliffs on the Dingle Peninsula, are prone to erosion. | | Coastline | | | The coastline of Ireland is a complex environment where land meets sea. Its shape changes over time, influenced by currents, weather, erosion, and human impacts to name a few. |
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 | Sea dunes located 20 nautical miles off the south coast of Co. Wexford are one example of seabed features. | | Bathymetry of Irish Waters: GEBCO Contours | | | The bathymetry around Ireland is diverse, with smooth, shallow sea floor close to the coast, and steep slopes of the continental margin further to the south and west. |
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 | Among details displayed in the OSI / OSNI 1:50,000 Webmap Series are names of channels, such as Bull's Mouth in Blacksod Bay, Co. Mayo. | | Ordnance Survey Basemaps | | | Ordnance Survey of Ireland and Northern Ireland provide base information such as towns, roads, counties and rivers for the Republic and Northern Ireland. In MIDA, the 1:450,000 scale basemap changes to the more detailed 1:50,000 scale basemap as you zoom in to coastal areas. |
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