Allied Warships

HMIS Jumna (U 21)

Sloop of the Black Swan class

NavyThe Royal Indian Navy
TypeSloop
ClassBlack Swan 
PennantU 21 
Built byWilliam Denny & Brothers (Dumbarton, Scotland) 
Ordered8 Sep 1939 
Laid down20 Feb 1940 
Launched16 Nov 1940 
Commissioned13 May 1941 
End service 
History

 

Commands listed for HMIS Jumna (U 21)

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CommanderFromTo
1Cdr. Walter Richard Shewring, RINNov 194016 Apr 1942
2Cdr. Jesser Evelyn Napier Coope, RIN16 Apr 19421 Dec 1942
3A/Cdr. Ivan Bryan Warburton Heanly, RIN1 Dec 1942ear/mid44
4A/Cdr. Hugh Murray Clark, RINear/mid4428 Aug 1944
5A/Cdr. Killingworth Richard Utten Todd, RIN28 Aug 194416 May 1945
6A/Lt.Cdr. Jacques Frederick Bayliss, RIN16 May 194518 Jul 1945
7T/Cdr. Harold Aubrey Tod, RINR18 Jul 194521 Jan 1946

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Notable events involving Jumna include:


11 Jan 1942
Shortly before 1800 hours HrMs De Ruyter (Cdr. E.E.B. Lacomblé, RNN and flagship of Rear-Admiral K.W.F.M. Doorman, RNN), HrMs Tromp (Cdr. J.B. de Meester, RNN) and the destroyers HrMs Piet Hein (Lt.Cdr. J.M.L.I. Chompff, RNN) and HrMs Banckert (Lt.Cdr. L.J. Goslings, RNN) bolstered the escort of convoy DM 1.

Convoy DM 1 was made up of the following ships; American liner (troopship) Mount Vernon (24289 GRT, built 1933), British liners (troopships) Narkunda (16227 GRT, built 1920), Aorangi (17491 GRT, built 1924), British cargo vessel Sussex (11062 GRT, built 1937), Dutch passerger / cargo ship Abbekerk (7906 GRT, built 1939).

They were escorted by British heavy cruiser HMS Exeter (Capt. O.L. Gordon, MVO, RN), British light cruisers HMS Emerald (Capt. F.C. Flynn, RN), HMS Durban (Capt. P.G.L. Cazalet, DSC, RN), the British destroyers HMS Encounter (Lt.Cdr. E.V.St J. Morgan, RN), HMS Jupiter (Lt.Cdr. N.V.J.T. Thew, RN), the Australian destroyer HMAS Vampire (Cdr. W.T.A. Moran, RAN) and the Indian sloop HMIS Jumna (Cdr. W.R. Shewring, RIN).

The Dutch ships remained with the convoy until 0745/13. (1)

22 Jan 1942
Early in the morning HrMs Tromp (Cdr. J.B. de Meester, RNN) and the destroyers HrMs Piet Hein (Lt.Cdr. J.M.L.I. Chompff, RNN) and HrMs Banckert (Lt.Cdr. L.J. Goslings, RNN) departed Batavia (Jakarta), Java escorting the US cargo ship Collingsworth (5101 GRT, built 1920) and the Dutch passenger / cargo ship Rochussen (2680 GRT, built 1904).

Around 1100 hours all ships joined convoy BM 10 that was made up of the British passenger / cargo ships Talthybius (10224 GRT, built 1912), Rohna (8602 GRT, built 1926), Cap St. Jaques (8009 GRT, built 1922), Takliwa (7936 GRT, built 1924), Islami (5879 GRT, built 1934), Ekma (5128 GRT, built 1911), British cargo ships Subadar (5424 GRT, built 1929), Jalavihar (5330 GRT, built 1911), Ekma (5128 GRT, built 1911), Jalakrishna (4991 GRT, built 1937), Loch Ranza (4958 GRT, built 1934), Brittany (4772 GRT, built 1928) and Jalaratna (3865 GRT, built 1930).

This convoy was escorted by the British heavy cruiser HMS Exeter (Capt. O.L. Gordon, MVO, RN), the British light cruisers HMS Enterprise (Capt. J.C. Annesley, DSO, RN), HMS Danae (Capt. F.J. Butler, MBE, RN), the British destroyers HMS Electra (Cdr. C.W. May, RN), HMS Stronghold (Lt.Cdr. (retired) G.R. Pretor-Pinney, RN), the Australian sloop HMAS Yarra (Cdr. W.H. Harrington, RAN) and the Indian sloop HMIS Jumna (Cdr. W.R. Shewring, RIN). When the Dutch ships joined destroyers HMS Electra and HMS Stronghold left the convoy. (1)

12 Feb 1944
The Japanese submarine RO-110 (offsite link) was depth charged and sunk east-south-east off Visakhapatnam, India by the Indian sloop HMIS Jumna (A/Cdr. I.B.W. Heanly, RIN) and the Australian minesweepers HMAS Launceston (T/A/Lt.Cdr. P.G. Collins, RANR(S)) and HMAS Ipswich (T/Lt. R.H. Creasey, RANR(S)).

RO-110 had attacked convoy JC-36 (Colombo-Calcutta) and torpedoed and damaged the British merchant Asphalon (6274 GRT).

Sources

  1. Files 2.12.03.6849 and 2.12.27.121 (Dutch Archives, The Hague, Netherlands)

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