VisitThames
The tourist guide to the river
Environment Agency
Main website for agency responsible for the non-tidal Thames above Teddington
Port of London Authority
Authority for the tidal Thames
PLA's Leisure Boating website
Vital information for the river through London to the sea
Boat Safety Scheme
All you need to know plus list of examiners
Thames Tides
Tide tables from Richmond to the estuary
On The Water
Tips and information for families on how to take to the water.
Association of Thames Yacht Clubs
Represents 50 boat clubs from Lechlade to Southend - with useful directory of clubs
River Thames Society
Charity whose aim is conserve the river for future generations and to represent all river users
Thames Vintage Boat Club
Club for all types of traditionally built craft
Thames Traditional Boat Society
Promotes use and enjoyment of traditional unpowered boats
Thames Traditional Rowing Association
Supports and promotes rowing and sculling in Waterman’s Cutters.
Thames Alive
Celebrating and promoting the river by "harnessing its many activities and attractions."
Electric Boat Association
Non-profit making organisation promoting electric propulsion.
Steam Boat Association of Great Britain
Fosters building, development, preservation & restoration of steam boats
The Barge Association
Previously the Dutch Barge Association with 100 members along the river
Thames Pics
Constantly updated website featuring boats & ships along the Thames
Rowers Against Thames Sewage
Campaign for cleaner Thames
Consuta Trust
Trust preserves the 1898 fast steam launch Consuta
Sailing Barge Association
All about Thames saiilng barges -and details of matches
Thames Traditional Boat Rally
Annual gathering of traditional boats in July each year
River User Groups
A forum to discuss issues affecting the river
Whitchurch Bridge Company website
Updated with details of rebuilding plans
River & Rowing Museum
Permanent collections plus changing exhibitions and programme of events
British Marine Federation
BMF is the trade association for the leisure marine industry
BMF Thames Valley
Directory of BMF members in the Thames Valley
Inland Waterways Association
National charity focussed on the many activities associated with inland waterways
Canal & River Trust 
Successor to British Waterways now responsible for UK's canals.
Thames Path
National Trail along the 184 miles of the river
RYA: Royal Yachting Association
The national body for all forms of boating
National Maritime Museum
One of the world's leading museums devoted to the sea and ships.
Thames Rivers Restoration Trust
Charity dedicated to improving the river and its tributaries to benefit people and nature.
Rivertime Boat Trust
Charity providing day out on the river for disabled and disadvantaged children and adults
Thames21
Charity working with communities, mobilise thousands of volunteers every year.
Thames Boat Project
Registered charity offering people of all ages a chance to discover more about the river.
Chiswick Pier Trust
Aims are to protect and improve access to the river, talks on aspects of Thames
Thames Explorer Trust
Educational charity on the tidal Thames
Passenger Boat Association
Trade organisation of UK's passenger boat industry
National Association of Boat Owners
UK association for owners of all types of boats
Residential Boat Owners' Association
Represents & promotes the interests of people living on boats in the UK
Stolen boats database
Online database of stolen boats and marine equipment
London Rivers Association
Aimed at conserving & enhancing the river's natural environment and character
Angling Trust
Representing anglers and angling
Rampart Owners Club
For all interested in classic Rampart motor boats
Association of Dunkirk Little Ships
Dunkirk Little Ships Restoration Trust
Two organisations dedicated to preserving the heroic Dunkirk boats
Organisation of PLA customers
Set up by and run by of customers of the Port of London Authority
Where Thames Smooth Waters GlideThames history, prints, poetry, tides, rowing, punting and more.