OFCOM
Free online Marine VHF License

Trinity House

Haven AIS
Track shipping movements approaching Harwich

Harwich Haven Authority

Bromsgrove Boaters

Deben Yacht Club

Harwich Area Sailing Association (HASA)

Deben Watch

Woodbridge Cruising Club

Waldringfield Sailing Club

Pin Mill Sailing Club

Benfleet Yacht Club

Adventures Offshore

Cruising Association

Haven Ports Yacht Club

Orford Sailing Club

Braintree Sea Angling Club

Marconi Sailing Club

Stour Sailing Club

Bawdsey Radar Group
aim to restore Transmitter block at Bawdsey

Maldon Little Ships Club

Felixstowe Ferry Sailing Club

SOIA Anglia Group

Lowestoft Cruising Club

Moody Owners Association

Maxi Owners Association

Wix and Wrabness Yacht Club

Gerrards Cross Sailing Association

Manchester Cruising Association

Classic Sailing Club

Orwell Yacht Club

Walton & Frinton Yacht Club

Erith Yacht Club

Upnor Sailing Club

Shotley Point Yacht Club

Walton & Frinton Yacht Club

Maldon Little Ship Club

Aldeburgh Yacht Club

Wivenhoe Sailing Club

Nederlandsche Vereeniging van Kustzeilers

BBC Tidetables
for the East Coast including Woodbridge Haven

Woodbridge Cruising Club Tidetables for Woodbridge

WX Tide 32 (Free tide prediction software)

NTSLF (Felixstowe Tide Guage every 15 mins)

BBC Weather Coastal

ACCUWEATHER

Shipwrecks and underwater lost treasures

Safeberths.com
Interactive map based marina guide

Robertsons Boatyard

Eversons Boatyard

'East Coast Pilot - Lowestoft to Ramsgate'
(Update site to accompany the publication)

Ipswich Wet Dock Information

Civil Service Sailing Association

Master Sailing

The Heat Demon (Barge friendly oil burner repairs)