HMCS Prestonian

HMCS Prestonian was a River-class frigate that served with the Royal Canadian Navy during the Second World War and as a Prestonian-class frigate from 1953–1956. She saw action primarily as a convoy escort. She was named for Preston, Ontario, however due to possible confusion with HMS Preston, her name was altered. In 1956 she began service with the Royal Norwegian Navy as Troll.

HMCS Prestonian at launch
History
Canada
NamePrestonian
NamesakePreston, Ontario
Ordered1 February 1943
BuilderDavie Shipbuilding and Repairing Co. Ltd., Lauzon, Quebec
Laid down20 July 1943
Launched22 June 1944
Commissioned13 September 1944
Decommissioned9 November 1945
Identificationpennant number: K 662
Recommissioned22 August 1953
Decommissioned24 April 1956
ReclassifiedPrestonian-class frigate 1953
Identificationpennant number: FFE 307
FateLoaned to Norway 1956, sold outright 1959.
BadgeGules, four tridents, argent, one pointing to the chief, one to the base, one to the dexter and one to the sinister and over all a roundel barry wavy argent two dexter hands conjoined proper
Norway
NameTroll
NamesakeThe Norse mythological creature Troll
Acquiredloaned 24 April 1956; purchased 1959
Commissioned1956
Decommissioned1972
RenamedHorten (1965)
Reclassifiedsubmarine depot ship (1965)
IdentificationF314 as Troll
FateSold 1972
General characteristics
Class and typeRiver-class frigate
Displacement
  • 1,445 long tons (1,468 t; 1,618 short tons)
  • 2,110 long tons (2,140 t; 2,360 short tons) (deep load)
Length
  • 283 ft (86.26 m) p/p
  • 301.25 ft (91.82 m)o/a
Beam36.5 ft (11.13 m)
Draught9 ft (2.74 m); 13 ft (3.96 m) (deep load)
Propulsion2 x Admiralty 3-drum boilers, 2 shafts, reciprocating vertical triple expansion, 5,500 ihp (4,100 kW)
Speed
  • 20 knots (37.0 km/h)
  • 20.5 knots (38.0 km/h) (turbine ships)
Range646 long tons (656 t; 724 short tons) oil fuel; 7,500 nautical miles (13,890 km) at 15 knots (27.8 km/h)
Complement157
Armament
  • 2 × QF 4 in (102 mm)/45 Mk. XVI on twin mount HA/LA Mk.XIX
  • 1 × QF 12 pdr (3 in (76 mm)) 12 cwt /40 Mk. V on mounting HA/LA Mk.IX (not all ships)
  • 8 × 20 mm QF Oerlikon A/A on twin mounts Mk.V
  • 1 × Hedgehog 24 spigot A/S projector
  • up to 150 depth charges

Prestonian was ordered on 1 February 1943 as part of the 1943–1944 River-class building program. She was laid down as Beauharnois on 20 July 1943 by Davie Shipbuilding and Repairing Co. Ltd. at Lauzon, Quebec and launched 22 June 1944. Her name was changed to Prestonian and she was commissioned on 13 September 1944 at Quebec City.

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