types of survey
environmental
easy tide - tide prediction site. met office - weather forecasting. BBC weather - local area weather.
organizations
CMN - Cornwall Marine Network. IIMS - International Institute of Marine Surveyors. MCA - Maritime Coastguard Agency. RYA - Royal Yachting Association.
insurers / brokers Noble - Noblemarine boat insurance.
Mike Kay - yacht broker.
superyacht industry
helidecks - superyacht aviation consultancy.