Dagon built 1914 Smiths Dock Co Ltd South Bank Middlesbrough for Consolidated Steam Fishing & Ice
06/1915 Requisitioned
08/12/1916 English Channel – Lt Edward Roberts RNR Skipper Isaac Pearce employed as patrol vessel
Dover Patrol near Royal Sovereign LV
Mined at 18:25 laid by UC.21 Reinhold Saltzwedel shortly before sank rapidly off Royal Sovereign LV off Beachy Head 50.40N 00.30E
Both officers and 10 ratings lost but 7 survivors
Note according to “The Dover Patrol 1914-18” a U-boat fired a torpedo at a British destroyer missed and hit HMS Dagon with the loss of all her crew including Lt E E Roberts
“Swept Channels” supports the torpedoing the ship exploding violently and sinking almost at once It goes on to report that none of the officers and crew were saved
| Surname | Forenames | Age at Death | Date of Death | Rank | Boat |
| BRAY | ROBERT | 29 | 08/12/1916 | Trimmer | Dagon |
| PARTON | GEORGE | 26 | 08/12/1916 | Second Hand | Dagon |
| RAPER | WILLIAM THOMAS | Unknown | 08/12/1916 | Deck Hand | Dagon |
Her details are
- Official Number 135991
- Yard Number 568
- Admiralty Number FY 3202
- Armament 1-12pdr
- GT 250 NT 96
- Dimensions 125 x 23.5 x 13
- Quarter Deck 74 Foc’sle 20
08/12/1916 Mined near Royal Sovereign Light Vessel whilst in Admiralty Service