Cold-water wrecks, tidal walls and basalt coastlines at Northern Ireland's wild northern edge
Aperçu
Causeway Coast and Rathlin Island combine serious cold-water diving with one of Europe's most recognizable coastal landscapes. Local day boats reach HMS Drake, Lochgarry, the Skerries, Farganlack Point and kelp-covered reefs, while Ballintoy Harbour and selected mainland entries add shore-diving flexibility. The attraction is variety: First World War wrecks, steep walls, drift routes, caverns, limestone gullies, seals and year-round harbour porpoise habitat.
This is not a turn-up-and-dive destination. Rathlin Sound can be fiercely tidal, Atlantic swell can close exposed sites, and the public ferry is independent of dive charters. Plan with a local operator, expect the skipper to choose sites around slack water and weather, and bring robust thermal protection. Non-divers have an unusually strong parallel itinerary through the Giant's Causeway, Carrick-a-Rede, Dunluce Castle, Rathlin's West Light and seabird cliffs.
HMS Drake, Lochgarry, Towy, Templemore and other losses create a compact cold-water wreck itinerary across Ballycastle, Rathlin and Portrush.
Basalt, limestone gullies, caves, arches, walls and pinnacles make the underwater terrain as distinctive as the Giant's Causeway above water.
Strong North Channel flow powers productive reefs and memorable drifts, with local slack-water planning central to every safe itinerary.
Principales especes liees aux sites de plongee approuves a Causeway Coast and Rathlin Island.
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Une courte sélection avant d’ouvrir la page complète de planification.
Bras de mer peu profond et abrité près de Portstewart avec algues, rochers et parking.
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Derniere mise a jour : 4 septembre 2026 • 42 sources
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Non-divers can fill several days with Rathlin's seabird cliffs, the Giant's Causeway, Carrick-a-Rede, Dunluce Castle and the Causeway Coast Way.
1 sites liés
Meilleure période pour partir
May to September
Longer daylight, fuller ferry and visitor services, and Portrush daytime averages rising from about 15°C in May to about 18°C in July and August.
Prudence principale : School Holiday Crowds.
