British Isles - this site will help in understanding what's where.
Expedition First Aid - this article (from the Inland section) includes ideas on First Aid pack contents, and links to an excellent article by Dr Andy Watts on Expedition First Aid at http://www.rgs.org/PDF/30%20ch%2029.pdf
Expedition packing list. (With downloadable Word version so you can customise to your own needs) - all the kit you need to pack! Thanks to Zoe Newsam.
Kayaks are regarded as hand-luggage on CalMac ferries, and there's no charge for them. However, this article by Simon Willis is well worth reading before you decide to do this!
Synopsis of Tides, Inshore Waters, Shipping Forecast, MSI broadcast times, Surf and Synoptic charts - all in one location. Everything you need to plan your trip.
Ferries & Travel Planning / Tourist Boards etc.
Boatlaunch.co.uk - details of marinas, slipway and tidal data. Thanks to jayno55 for the link.
Caledonian MacBrayne - the Lords of the Isles - Caledonian MacBrayne provide ferry services to twenty-two islands and four peninsulas on the West of Scotland.
Multi Map.com online mapping and travel/route planner.
P&O - will get you to Ireland from UK.
Scilly Tourist Board website.
Stena Line - ferries to and from UK, Ireland, France and the Netherlands.
Traveline Scotland - composite planning site for planning any public transport journey within Scotland and from Scotland to main points in the UK. Their links page has a wide range of links to airlines, ferry operators, local authorities etc in the UK.
TRAVEL Accomodation UK might be able to help find accomodation.
Undiscovered Scotland is an essential reference for anyone planning to visit.
Visitbritain.com will link you to the English, Scottish, Welsh, Northern Ireland, Guernsey & Jersey tourist board sites.
Western Ferries - an alternative to CalMac, if all you want to do is cross the Clyde.
(Updated 19-May-2016 )