National Directory of Waters

Inland

• River Avon (above A35 Road Bridge GR 160933)
• River Stour (above Iford Bridge GR 149923)
• River Frome (above the A351 Road Bridge GR 917864)
• River Piddle (above HW tidal limit GR 929885)
• River Brit (Above GR 436905)
• Weymouth Backwater and River Wey (North of Westham Bridge)
• All other inland waters not otherwise classified
  

Inland

• Lake at Buddens Activity Centre
• The Fleet
• Coastal
• Christchurch Harbour (except for the main marked channel and the entrance "Run")
• Poole Harbour (including Holes Bay, except for the main marked channel east of Poole Sailing Club, Hamworthy and the harbour entrance)
• Portland Harbour within ½ mile of the western shore and causeway
• Bridport Harbour (West Bay) and Caostal area seaward of harbour entrance within shelter of the new Groynes (GR 459905 and GR462903)
• Lyme Regis (within the Cobb)

• Christchurch Harbour (within the marked channel)
• Poole Harbour within the main shipping channel between Poole Town Quay and Parkstone Yacht Club only (to enable direct transit fron Brownsea Island)
• Poole Harbour, Town Quay, west of Marina, to Holes Bay, south of Oyster Bank
• Studland Bay west of a line between Old Harry headland and the Training Bank, Poole Harbour Entrance
• Swanage Bay west of a line from Peverill Point to Ballard Down
• Chapmans Pool
• Kimmeridge Bay
• Warbarrow Bay
• Lulworth Bay
• Weymouth Harbour and Bay west of a line between Portland Harbour outer breakwter and Redcliffe PointPortland Harbour within the breakwater
• Dorset Coast generally, within 1 mile offshore except for:
• marked entrance to Christchurch Harbour
• marked entrance to Poole Harbour
• between Old Harry Rocks and Ballard Down
• Peverill Point to St Albans Head
• Anvil Point to Lulworth Cove
• East shore of Portland Bill
• Seaward shore of Chesil Bay
  

Coastal

• The Dorset coast generally within 1 mile and 3 miles offshore except for areas otherwise classified
• Christchurch Harbour, marked channel 200 m either side of entrance. (NB towing of dinghies behind powered vessel and portering of canoes through entrance is advised)
• Poole Harbour marked shipping channels east from Hamworthy Park (except for B" area listed above), to main entrance and up to 3 miles offshore. (NB entrance to the Harbour at Haven Point is extremelly hazardous at full ebb and flood. also beware presence of chain ferry. Vessels must use engines if so equiped)
• Between Old Harry Rocks and Ballard Down
• Between Peverill Point to St Albans Head
• Between Anvil Point to Lulworth Cove
• Weymouth Bay west of a line between Portland Bill to Lulworth cove, excluding the B" area defined above
• On East Shore of Portland Bill
• On Seaward shore of Chesil Beach

Coastal

• Open Sea beyond B3 areas defined above
• Portland Bill, western shore (NB dangerous overfall close inshore)
• St Albans Head (NB dangerous overfall close inshore)