Allied Warships

HMS Blackfly (FY 117)

ASW Trawler

NavyThe Royal Navy
TypeASW Trawler
Class[No specific class] 
PennantFY 117 
Built byCook, Welton & Gemmill (Beverley, U.K.) 
Laid down 
Launched26 Jul 1937 
CommissionedSep 1939 
End service 

Completed on 29 September 1937 for Crampin Steam Fishing Co. Ltd., Grimsby as Barnett, GY454.
Taken over by the Admiralty in August 1939.
Displacement: 482 tons.

Resold in July 1946 to Crampin Steam Fishing Co. Limited, Grimsbby. Once again amed Barnett, GY200.
Scrapped at Ghent, Belgium by Van Heyghen Freres, Belgium on 30 September 1960.


Commands listed for HMS Blackfly (FY 117)

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1Lt.Cdr. John Isdale Miller, RNR26 Sep 193925 Aug 1940
2Lt. Mervyn John Woods, RCNVR25 Aug 1940Oct 1940
3T/Lt. Alwyn Phillips Hughes, RNROct 194030 Oct 1944
4Lt. Stuart Faithful Fell, RANVR30 Oct 1944Mar 1945

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Notable events involving Blackfly include:

20 Oct 1940
HMS Blackfly (Lt. A.P. Hughes, RNR) picks up 37 survivors from the British tanker Shirak that is torpedoed and sunk by German U-boat U-48 about 90 nautical miles south-west of Rockall in position 57°00'N, 16°53'W.

9 Dec 1941
HrMs O 9 (Lt.Cdr. H.A.W. Goossens, RNN) participated in A/S exercises off Tobermory together with HMS Blackfly (T/Lt. A.P. Hughes, RNR) and HMS Paynter (Lt. R.H. Nossiter, RANVR). (1)

28 Sep 1942
HMS H 43 (Lt. B.J.B. Andrew, DSC, RN) conducted A/S exercises off Lough Foyle with HMS Fleetwood (Cdr. W.B. Piggott, OBE, RD, RNR), HMS Philante (Capt. A.J. Baker-Cresswell, DSO, RN) and HMS Blackfly (T/Lt. A.P. Hughes, DSC, RNR). (2)

30 Sep 1942
HMS H 32 (Lt. J.R. Drummond, RN) departed Londonderry for Rothesay. She was escorted by HMS Blackfly (T/Lt. A.P. Hughes, DSC, RNR). (3)

15 May 1944
German U-boat U-731 was sunk in the Strait of Gibraltar north of Tangier, in position 35°54'N, 05°45'W, by depth charges from the British patrol vessel HMS Kilmarnock (T/A/Lt.Cdr. K.B. Brown, RNVR), the British A/S trawler HMS Blackfly (T/A/Lt.Cdr. A.P. Hughes, DSC, RNR) and 2 US Catalina aircraft (VP-63 USN/P-1 & P-14).


  1. File (Dutch Archives, The Hague, Netherlands)
  2. ADM 173/17253
  3. ADM 173/17217

ADM numbers indicate documents at the British National Archives at Kew, London.

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