Unknown date
| Ship | State | Description |
|---|---|---|
| Captain Sturt |  Australia
|
The paddle steamer sank off Kangaroo Island, South Australia.[1] |
| Cläre Hugo Stinnes I |  Norway
|
World War II: The captured German cargo ship was sunk at Ulvik. She was refloated later in 1940 and re-entered German service.[2] |
| Dalhousie |  United Kingdom
|
World War II: The tug was scuttled.[3] |
| Fern |  United States
|
With no one on board, motorboat was wrecked in the middle of George Inlet on the southern coast of Revillagigedo Island in the Alexander Archipelago, Alaska Territory.[4] |
| Haalegg | Norway
|
World War II: The cargo ship was either bombed and sunk at Narvik, Norway, by Luftwaffe aircraft on 17 May; or was shelled and sunk by Royal Navy ships on 13 April. She was raised in 1945, repaired and returned to service.[5] |
| Jupiter | Australia
|
The paddle steamer sank off Port Adelaide, South Australia.[6] |
| Kurrara | Australia
|
The coaster ran aground at Port Stephens, New South Wales and was wrecked.[7] |
| Lancashire Lass | Australia
|
The paddle steamer sank off Adelaide, South Australia.[8] |
| Lass of Geraldton | Australia
|
The sailing ship sank in Australian waters.[9] |
| Marzocco |  United Kingdom
|
World War II: The cargo ship was scuttled as a blockship off Peterhead, Aberdeenshire.[10] |
| HMAS Psyche |  Royal Australian Navy
|
The lighter sank in Salamander Bay off Port Stephens.[11] |
| Raab Karcher |  Germany
|
World War II: The cargo ship was bombed and sunk in the Oosterschelde.[12] |
| Tealings | United Kingdom
|
World War II: The cargo ship was bombed and sunk.[13] |
| HMS Thames | Royal Navy
|
World War II: The River-class submarine went missing in the North Sea between 23 July and 3 August. She probably struck a mine and sank in the North Sea off Stavanger, Norway (57°20′N 3°10′E / 57.333°N 3.167°E) with the loss of all 63 crew.[14] |