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PORPOISE-Class
submarine ordered on 15th
March 1934 from
Vickers-Armstrong at Barrow and laid
down on 19th May 1934. This minelaying
submarine was launched on 29th August
1935 and was the 2nd RN warship to bear
the name which
was
introduced in 1915 when given to an M-Class
destroyer broken-up in 1920.
Build was completed on 28th February 1937 and
this submarine was then
commissioned for service. In 1938 she was
serving with the
5th Submarine Flotilla in the Home Fleet.
After the outbreak
of war in September 1939 she was deployed
for convoy defence.
B a t t
l e
H o n o u r s
JUTLAND
1916 - ATLANTIC
1939 -
NORTH
SEA 1940 - NORWAY 1940
H e r a l
d i c
D a t a
Badge:
On a Field Green,
a
Grampus Silver
(Note:
After 1950 in a circular frame.)
M o t t
o
Cave Quum
Feriam:
'Beware when I strike'
S u m m
a r y o f W a
r
S e r v i c e
1
9 3 9
September
Deployed for convoy defence in Home waters.
to November
December
Deployed in Atlantic with HM Submarine SEAL
and four French submarines for escort of
HX Series of troop convoys during passage from
Halifax to Clyde.
(Note: These convoys were subject to threat of
surface attack by major German surface
warships as demonstrated by earlier loss of HM
Armed Merchant Cruiser
RAWALPINDI in defence of an Atlantic convoy in
November 1939.)
1 9 4 0
January
Home Fleet deployment for convoy defence in NW
Approaches
February
Deployed with HM Destroyers ESCAPADE, ESCORT,
IMOGEN and INGLEFIELD as
escort for Convoy HN14 during passage to
Norway in North Sea.
25th
Sighted U63 on surface which dived.
(Note: U63 was surfaced after sustained depth
charge attacks by the destroyers which
picked up 24 survivors. For details see
U-BOATS DESTROYED by P Kemp.)
March
Nominated for minelaying operations off Norway
based at Immingham.
April
Commanding Officer Lieut. Cdr. RJ Burch, Royal
Navy.
4th
Deployed with HM Submarine PORPOISE for
minelay off Norwegian coast to deny use of
Norwegian Leads for German mercantile iron ore
traffic Part of Home Fleet operation
WILFRED.)
(Note: HM Submarine SEAL was deployed later
after German invasion of Norway.)
29th
Carried out minelay off Frederickstad.
(Note: This Field later claimed several
sinkings.)
May
Transferred to Blyth for future North Sea
deployment.
1st
Sank by torpedo, mercantile ss BUENOS AIRES
and damaged mercantile BAHIA
BLANCA
during passage in southern North Sea to
carry out minelay.
Pennant Number for visual signalling purposes
changed to N45.
June
Commanding Officer awarded DSO for conduct in
successful hazardous submarine
operations.
3rd
Carried out minelay off Feiestein.
(Note: German minesweeper M11 was sunk and two
mercantiles damaged in this field on
6th
June.)
12th
Carried out minelay off Utsire.
(Note: This minefield later claimed one
mercantile.)
July
22nd
Sailed from Blyth to carry out minelay (FD22)
off Kristiansund
(Note: Ordered to remain on surface during
initial stage of passage.)
23rd
Sunk by attack from Do17 aircraft whilst
surfaced.
P o s
t
W a r N
o t e s
This
name was re-introduced in October 1957
when
given to a patrol
submarine launched by Vickers-Armstrong
at Barrow.
She
was deployed in the Active Fleet until
placed on the Disposal List and sunk for use
as an
anti-submarine
weapon
target in 1982.
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