Diving Organisations
- Irish Underwater Council (CFT) - Irish Underwater Council
- CMAS - World Underwater Federation
Weather and tides
- MetEirean - Met Eirean's Coastal Report
- Windguru Weather- Weather Forcast
Medical
Marine Life
Magazines
- Dive - dive magazine
- Diver - online dive magazine
Miscellaneous
- VHF - Marine Navigation & VHF Radio Communication Courses