Related Clues:

• Vessel drawing mild disapproval when sticking in a bog, anyhow
• Part of tank track making comeback? About time
• Cry of disapproval about English king and queen back in Tower?
• Towing vessel
• A tower of strength, in the main
• Runs into utter chaos in the tower
• It will pull a goat but only when upset
• Mild rebuke about recurrent blunder by gun-carrier
• Water-tower
• Revolving structure kept by fighter ruthlessly in revolution
• It has a strong pull in the port trade
• Vessel perfectly captures posh Britain
• Harbour craft
• Ultimately, Cousteau implicating sub in bang on water tower
• A tower of strength at Southampton, say