The list of shipwrecks in April 1923 includes ships sunk, foundered, grounded, or otherwise lost during April 1923.
1 April
List of shipwrecks: 1 April 1923
| Ship | 
State | 
Description
 | 
| Laurana
 | 
  Germany
 | 
The cargo ship ran aground at Cadiz, Andalusia, Spain. She was refloated but was discovered to be leaking severely and was beached.[1] Laurana was refloated on 16 April.[2]
 | 
| Portgwarra
 | 
  United Kingdom
 | 
The cargo ship ran aground at Melilla, Spain.[3] She was refloated on 16 April.[4]
 | 
 
3 April
5 April
List of shipwrecks: 5 April 1923
| Ship | 
State | 
Description
 | 
| Glutra
 | 
  Norway
 | 
The cargo ship foundered in the North Sea. Her crew were rescued by the trawler Este Brügge (  Germany).[7]
 | 
 
6 April
7 April
List of shipwrecks: 7 April 1923
| Ship | 
State | 
Description
 | 
| Addington
 | 
  United Kingdom
 | 
The cargo ship ran aground in the Danube at Sulina, Romania.[10] She was refloated on 11 April.[15]
 | 
 
8 April
9 April
17 April
21 April
23 April
24 April
List of shipwrecks: 24 April 1923
| Ship | 
State | 
Description
 | 
| Mossamedes
 | 
  Portugal
 | 
The cargo ship, with 237 people on board, ran aground at Cape Frio, Namíbia, and was evacuated by lifeboats. She was a total loss.[22]  Thirty-one died, seven when the Mossamedes capsized and 24 others who were in a lifeboat that sank.  The 206 survivors were picked up by the French gunboat Cassiopee, the Portuguese gunboat Salvador Correia and by fishing vessels from Porto Alexandre in Angola. [23]
 | 
 
25 April
26 April
29 April
Unknown date
References
- ^ "Casualty reports". The Times. No. 43305. London. 3 April 1923. col G, p. 16.
 
- ^ "Casualty reports". The Times. No. 43317. London. 17 April 1923. col E, p. 19.
 
- ^ "Casualty reports". The Times. No. 43304. London. 2 April 1923. col B, p. 15.
 
- ^ a b "Reinsurance rates". The Times. No. 43317. London. 17 April 1923. col E, p. 19.
 
- ^ "Casualty reports". The Times. No. 43307. London. 5 April 1923. col E, p. 16.
 
- ^ a b "Casualty reports". The Times. No. 43306. London. 4 April 1923. col C, p. 18.
 
- ^ "Casualty reports". The Times. No. 43309. London. 7 April 1923. col F, p. 4.
 
- ^ "Casualty reports". The Times. No. 43311. London. 10 April 1923. col E, p. 23.
 
- ^ a b "Casualty reports". The Times. No. 43328. London. 30 April 1923. col G, p. 20.
 
- ^ a b "Casualty reports". The Times. No. 43310. London. 9 April 1923. col G, p. 21.
 
- ^ "John S. Dwight". Hunting New England Shipwrecks. Retrieved 11 February 2021.
 
- ^ Dresser, Thomas, Hidden History of Martha′s Vineyard, The History Press: Charleston, South Carolina, 2017, ISBN 9781467135955, pp. 66–71.
 
- ^ "Japanese Army Auxiliary transports". Combinedfleet.com. Retrieved 1 December 2022.
 
- ^ "Nordhvalen (+1923)". Wrecksite. Retrieved 1 December 2022.
 
- ^ "Reinsurance rates". The Times. No. 43313. London. 12 April 1923. col B, p. 22.
 
- ^ "Casualty reports". The Times. No. 43310. London. 9 April 1923. col F, p. 12.
 
- ^ alaskashipwreck.com Alaska Shipwrecks (P)
 
- ^ "Casualty reports". The Times. No. 43318. London. 18 April 1923. col B, p. 23.
 
- ^ "Reinsurance rates". The Times. No. 43323. London. 24 April 1923. col C, p. 25.
 
- ^ a b "Casualty reports". The Times. No. 43329. London. 1 May 1923. col E, p. 25.
 
- ^ "Casualty reports". The Times. No. 43324. London. 25 April 1923. col C, p. 23.
 
- ^ a b "Casualty reports". The Times. No. 43327. London. 28 April 1923. col F, p. 12.
 
- ^ SS Mossamedes (1923)", Wrecksite.eu
 
- ^ "Casualty reports". The Times. No. 43326. London. 27 April 1923. col D, p. 18.
 
- ^ "Seaconnet". Hunting New England Shipwrecks. Retrieved 25 February 2021.
 
- ^ Tovey, Ron. "A Chronology of Bristol Channel Shipwrecks" (PDF). Swansea Docks. Archived from the original (PDF) on 22 December 2014. Retrieved 23 December 2014.