HMIS Jumna (U 21)
Sloop of the Black Swan class
|Navy||The Royal Indian Navy|
|Built by||William Denny & Brothers (Dumbarton, Scotland)|
|Ordered||8 Sep 1939|
|Laid down||20 Feb 1940|
|Launched||16 Nov 1940|
|Commissioned||13 May 1941|
Commands listed for HMIS Jumna (U 21)
Please note that we're still working on this section.
|1||Cdr. Walter Richard Shewring, RIN||Nov 1940||16 Apr 1942|
|2||Cdr. Jesser Evelyn Napier Coope, RIN||16 Apr 1942||1 Dec 1942|
|3||A/Cdr. Ivan Bryan Warburton Heanly, RIN||1 Dec 1942||ear/mid44|
|4||A/Cdr. Hugh Murray Clark, RIN||ear/mid44||28 Aug 1944|
|5||A/Cdr. Killingworth Richard Utten Todd, RIN||28 Aug 1944||16 May 1945|
|6||A/Lt.Cdr. Jacques Frederick Bayliss, RIN||16 May 1945||18 Jul 1945|
|7||T/Cdr. Harold Aubrey Tod, RINR||18 Jul 1945||21 Jan 1946|
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Notable events involving Jumna include:
15 Jun 1941
HrMs O 14 (Lt.Cdr. G. Quint, RNN(R)) conducted A/S exercises at / off Scapa Flow with HMS Lance (Lt.Cdr. R.W.F. Northcott, RN), HMS Hambledon (Lt.Cdr. J.R. Barnes, RN), HMS Lightning (Cdr. R.G. Stewart, RN) and HMIS Jumna (Cdr. W.R. Shewring, RIN). (2)
5 Jan 1942
Convoy DM 1
Convoy from Addu Atoll (Port T) to Singapore. Departure date: 5 January 1942. Arrival date: 13 January 1942.
This convoy 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).
The convoy was escorted by British heavy cruiser HMS Exeter (Capt. O.L. Gordon, MVO, RN), British light cruiser HMS Emerald (Capt. F.C. Flynn, RN) and the Indian sloop HMIS Jumna (Cdr. W.R. Shewring, RIN).
On 9 January, the British light cruiser HMS Durban (Capt. P.G.L. Cazalet, DSC, RN), joined the escort in position 04°27'N, 94°47'E.
On 10 January, the Dutch light cruiser HrMs De Ruyter (Cdr. E.E.B. Lacomblé, RNN and flagship of Rear-Admiral K.W.F.M. Doorman, RNN) joined the escort for three hours in position 05°22'N, 100°34'E. Rear-Admiral Doorman then boarded HMS Emerald to discuss the route and policy with the commanding officer. After Rear-Admiral Doorman returned to his flagship HrMs De Ruyter parted company with the convoy.
Later on 10 January 1940 the British destroyers HMS Encounter (Lt.Cdr. E.V.St J. Morgan, RN), HMS Jupiter (Lt.Cdr. N.V.J.T. Thew, RN) and the Australian destroyer HMAS Vampire (Cdr. W.T.A. Moran, RAN) joined the escort in position 05°30'N, 100°55'E.
Shortly before 1800 hours on 11 January the Dutch light cruisers HrMs De Ruyter, HrMs Tromp (Cdr. J.B. de Meester, RNN) and the Dutch 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. The Dutch ships remained with the convoy until 0745/13. (3)
8 Jan 1942
Convoy BM 10.
Convoy from Bombay to Singapore. Departure date: 8 January 1942. Arrival date: 25 January 1942.
This convoy was initially made up of the following ships; 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) and Brittany (4772 GRT, built 1928)
Escort was initially provided from 8 January to 13 January 1942 by the British light cruiser HMS Caledon (A/Capt. H.J. Haynes, DSO, DSC, RN).
On 13 January 1942, the British light cruisers HMS Enterprise (Capt. J.C. Annesley, DSO, RN) and HMS Glasgow (Capt. H. Hickling, DSO, RN) took over from HMS Caledon in position 05°41'N, 80°00'E. They had come from Colombo escorting the British transports Jalaratna (3865 GRT, built 1930) and Silverlarch (5122 GRT, built 1924) which joined the convoy.
On 14 January 1942, the Indian sloop HMIS Sutlej (Capt. P.A. Mare, RIN) joined the convoy in position 03°52'N, 83°20'E coming from Trincomalee.
On 18 January 1942, the British heavy cruiser HMS Exeter (Capt. O.L. Gordon, MVO, RN) and the British light cruiser HMS Danae (Capt. F.J. Butler, MBE, RN) joined the convoy in position 00°41'S, 95°14'E. HMS Glasgow was detached and returned to Colombo.
On 20 January 1942, the British destroyers HMS Electra (Cdr. C.W. May, RN), HMS Stronghold (Lt.Cdr.(Retd.) G.R. Pretor-Pinney, RN) and the Australian sloop HMAS Yarra (Cdr. W.H. Harrington, RAN) joined the convoy in position 05°00'S, 100°57'E.
On 22 January 1942, the convoy passed through the Sunda Strait. Early in the morning of that day the Dutch light cruiser HrMs Tromp (Cdr. J.B. de Meester, RNN) and the Dutch 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, Netherlands East Indies, escorting the US cargo ship Collingsworth (5101 GRT, built 1920) and the Dutch passenger / cargo ship Rochussen (2680 GRT, built 1904). These ships joined the convoy around 1100 hours. When the Dutch escorts joined the destroyers HMS Electra and HMS Stronghold left the convoy and proceeded to Batavia. Two more merchant ships joined the convoy on this day, these were the British Yuen Sang (3229 GRT, built 1923) and the Norwegian Hermelin (1683 GRT, built 1940).
On 24 January 1942, HMS Exeter parted company and proceeded to Batavia. Later the Dutch ships also parted company.
On 25 January 1942, the convoy and escort arrived at Singapore at dawn. (3)
3 Feb 1942
Convoy JS 1.
Convoy from Colombo to Batavia . Departure date: 3 February 1942. Arrival date: 14 February 1942.
This convoy was made up of the following ships; British transports; Adastrus (7905 GRT, built 1923), Alice Moller (4986 GRT, built 1914), Filleigh (4856 GRT, built 1928), Lulworth Hill (7628 GRT, built 1940), Modasa (9070 GRT, built 1921), Prominent (2232 GRT, built 1918) and Yoma (8131 GRT, built 1928).
Norwegian transports Hai Lee (3616 GRT, built 1934) and Hermion (5202 GRT, built 1937).
The Alice Moller had to return to Colombo with defects.
The convoy sailed from Colombo on 3 February 1942 and was escorted initially by the British heavy cruiser HMS Cornwall (Capt. P.C.W. Manwaring, RN) and the Australian minesweepers HMAS Bathurst (Lt.Cdr. A.V. Bunyan, RANR(S)) and HMAS Lismore (Lt.Cdr. S.H. Crawford, RANR(S)).
The Australian minesweepers parted company with the convoy on 5 Februaury. HMS Cornwall was relieved by HMAS Hobart (Capt. H.L. Howden, CBE, RAN) on 10 February in position 05°40'S, 93°00'E.
On 11 Februry 1942, the British heavy cruiser HMS Exeter (Capt. O.L. Gordon, MVO, RN) apparently joined the escort and remained with it until 13 February.
On 13 February 1942 the convoy was split up and the Filleigh Lulworth Hill, Yoma, Hai Lee and Hermion arrived at Oosthaven, Sumatra. They were escorted by HMAS Hobart and HMIS Jumna. HMIS Jumna remained at Oosthaven to provide A/S protection for that port together with the Australian minesweepers HMAS Goulburn (Lt. B. Paul, RANR(S)) and HMAS Burnie (T/A/Lt.Cdr. G.E. Gough, RANR(S)).
The other ships of the convoy, the Adastrus, Modasa, and Prominent arrived at Batavia on 14 February 1942 escorted by HMS Electra. (4)
20 Feb 1942
Convoy SJ 5.
Convoy from Batavia to Colombo. Departure date: 20 February 1942. Dispersal date: 22 February 1942 / 1230 hours.
This convoy was made up of the following ships; British transports; Angby (767 GRT, built 1913), Filleigh (4856 GRT, built 1928), Jalakrishna (4991 GRT, built 1937), Lulworth Hill (7628 GRT, built 1940), Silverlarch (5064 GRT, built 1924) and Yoma (8131 GRT, built 1928).
Norwegian transport Hai Lee (3616 GRT, built 1934)
The convoy sailed from Batavia on 20 February 1942 and was escorted by the British heavy cruiser HMS Exeter (Capt. O.L. Gordon, MVO, RN). It appears that the convoy was also escorted for part of the way (most likely during the passage of the Sunda Strait) by the British destroyer HMS Stronghold (Lt.Cdr.(Retd.) G.R. Pretor-Pinney, RN) and the Indian sloop HMIS Jumna (Cdr. W.R. Shewring, RIN). (4)
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).
- ADM 173/16800
- File 2.12.03.6387 (Dutch Archives, The Hague, Netherlands)
- Files 2.12.03.6849 and 18.104.22.168 (Dutch Archives, The Hague, Netherlands)
- ADM 199/426
- ADM 173/17662
ADM numbers indicate documents at the British National Archives at Kew, London.