Norwegian ships

Ships of the Norwegian navy

A list of all (hopefully) armed ships and boats in the Norwegian navy in April 1940. For each vessel the following info is given: name, type, technical data and a short history. I will fill out the history data when I get the time to do it.

Armored ships

Norge
armored ship 2x21cm, 44 cal
6x15cm, 46 cal
6x76mm, 2x45cm torp
2x76mm AA, 2x20mm AA
6 AA machine guns
16-17kn, 3645 ton, 229 men
armor: 8in turrets, 6in belt, turret bases and tower, 2in deck. Launched 1900
Stationed at Ofoten fjord (Narvik). Sunk at Narvik by German destroyers after a short fight in the morning of the 9th of April.

Eidsvold armored ship as above Launched 1900
Stationed at Ofoten fjord (Narvik). Sunk in Ofotfjord without fight by German destroyers in the morning of the 9th of April.

Harald Hårfagre armored ship 2x21cm, 44 cal
6x10cm, 44 cal
8x76mm, 2x45cm torp
2x76mm AA, 2x1pdr AA
after rearmament as below.
Launched 1897, Decomissioned
Used as depot ship in Horten.
Rearmed by Germans as floating AA-battery under the name Thetis.

Tordenskjold armored ship as above
after rearmament:
6x10,5/45 cm, 2x4cm, 14x2cm, 2xfog gun.
Crew approx. 240 man.
In january 1944 installed 4x2cm FlakFierling.
Launched 1897, Decomissioned
Used as depot ship in Horten
Rearmed by Germans as floating AA-battery under the name Nymphe.

Destroyers (Sleipner class)

Æger
destroyer 3x10cm Bofors,
2x21in torp
1x40mm AA, 2xAAmg
4 D.C.T, mine laying cap.
597 ton, 30kn, 75 men Launched 1936
Stationed at Stavanger. Did sink the German transport Roda on the 9th of April. Hit later the same day by German bombers, beached and abandoned. Guns used by the Germans for the defense of Stavanger.

Sleipner destroyer as Æger exc. only 2x10cm Launched 1936
Stationed in Kristiansund.
Op
Left for Scotland 26th April.

Gyller destroyer as Æger exc. 4x21in torp Launched 1938
Stationed in Egersund, but temporary in Kristiansand on 9th April. Did not participate in the defense. Surrendered with the fortress and taken into German service as Löwe.

Odin destroyer as Æger exc. 20mm AA instead of 40mm Launched 1939
Stationed in Egersund, but temporary in Kristiansand on 9th April. Did not participate in the defense. Surrendered with the fortress and taken into German service as Leopard.

Balder destroyer as Æger with possible exceptions. Launched 1939 but not yet comissioned.
Taken into German service as Panter.

Tor destroyer as Æger with possible exceptions. Launched 1939 but not yet comissioned.
Still under construction in Fredrikstad and taken by the Germans 12th April (in German service as Tiger).

Destroyers (Draug class)
Deck layout :

Garm destroyer 6x76mm, 3x45cm torp
540 ton, 27kn, 75 men Launched 1913
Stationed in Bergen. Operated in Sognefjord after the German occupation of Bergen. Sunk by German bombers 26.April.

Troll destroyer as Garm Launched 1910
Stationed at Måløy. Operated in Sognefjord after the German occupation of Bergen.
Taken by the Germans 18.May after the surrender in south N.

Draug
destroyer as Garm Launched 1908
Stationed in Haugesund. Left for Britain on 9.April.

Torpedo boats (OBS not Motor Torpedo Boats)

Snøgg
torpedo boat 2x76mm, 4x45cm torp
220 ton, 25kn, 33 men Launched 1917
Stationed at Florø. Operated in Sognefjord after the German occupation of Bergen.
Taken by the Germans 18.May after the surrender in south N.

Stegg torpedo boat as Snøgg Launched 1917
Stationed at Skudeneshavn.
Sunk in action at Uskedal on 20.April.

Trygg
torpedo boat as Snøgg Launched 1916
Stationed at Harøysund but on repair in Ålesund. Sunk on 25.April after German air raids.

Kjell torpedo boat 1x76mm, 3x45cm torp
84 ton, 25kn, 21 men Launched 1912
In Kristiansand for repair on 9. April. Taken by the Germans.

Skarv torpedo boat 2x46mm, 3x45cm torp
84 ton, 25kn, 21 men Launched 1907
At quay in Egersund on 9.April. Taken by surprise by the Germans.

Teist torpedo boat 2x46mm, 3x45cm torp
84 ton, 25kn, 21 men Launched 1906
Stationed in Farsund

Jo torpedo boat 2x37mm, 2x45cm torp
55 ton, 23kn, 16-17 men Launched 1905
Stationed in Arendal. Operated between Arendal and Risør, but without offensive moves, until sunk by its own crew on 18.April.

Grib torpedo boat as Jo Launched 1905
Stationed in Risør. Operated between Arendal and Risør, but without offensive moves, until sunk by its own crew on 18.April.

Ravn torpedo boat as Jo Launched 1903
Stationed in Langesund. Operated between Arendal and Risør, but without offensive moves, until sunk by its own crew on 18.April.

Ørn torpedo boat as Jo Launched 1903
In Horten for repair on 9. April
Taken by the Germans.

Lom torpedo boat as Jo Launched 1905
In Horten for repair on 9. April
Taken by the Germans.

Storm torpedo boat 2x37mm, 2x45cm torp
107 ton, 21kn, 19-20 men Launched 1898
Stationed at Hummelsund in Korsfjorden. Sank 13.April after running aground.

Brand torpedo boat as Storm Launched 1898
Stationed at Fedje (Bergen) but on repair in Bergen. Taken by the Germans.

Sæl torpedo boat as Storm Launched 1901
Stationed at Brandasund in Selbjørnsfjorden.
Sunk in action in Hardangerfjord 18.April.

Skrei torpedo boat as Storm Launched 1901
Stationed at Hestvika on Hitra. Moved to Kristiansund area where it lay inactive. Sunk by own crew 8.May.

Sild torpedo boat as Storm Launched 1900
Stationed at Bessaker. Operated in Molde area. Sunk by own crew on 5.May.

Laks torpedo boat as Storm Launched 1900
Stationed at Knarlagsund. In Trondheim for repair on 9.April. Taken by the Germans on 13.April.

Submarines

A2 submarine 1x76mm, 3x45cm torp
250/355 ton, 14.5/9kn, 16 men Launched 1913 (or 1914?)
Stationed at Tønsberg. Forced to surface and surrendered by German R22 and 23 in the morning 9. April. Later retaken by the Norwegians, but without the crew and then taken again by the Germans.

A3 submarine as above Launched 1913
Stationed at Tønsberg
Unable to attack and sunk by its own crew on 15.April.

A4 submarine as above Launched 1913
Stationed at Tønsberg
Unable to attack and sunk by its own crew on 15.April.

B1 submarine 1x76mm, 4x45cm torp
420/545 ton, 14.5/10.5kn
23 men Launched 1922
Stationed in Ofoten

B2 submarine as above Launched 1923
Stationed in Kristiansand. Surrendered on 9.April after the capitulation of the fortress.

B3 submarine as above Launched 1925
Stationed at Ofoten

B4 submarine as above Launched 1927???
In Horten for repair on 9.April.
Left by crew at Filtvet on 9.April and taken by the Germans the day after.

B5 submarine as above Launched 1929
Stationed in Kristiansand. Surrendered on 9.April after the capitulation of the fortress.

B6 submarine as above Launched 1929
Stationed in Bergen. Operated in Sognefjord after German occupation of Bergen. Taken by the Germans 18.May, after the surrender of South Norway.

Mine layers

Frøya

mine layer 4x10cm, 1x76mm, 2x45cm torp, 96 mines
595 ton, 22kn, 78 men Launched 1916
On its way from Finnmark to Oslofjord it anchored near the mounth of Trondheimsfjord on 8. April, and moved in to the protection of Agdenes fortress when news came about the German assault. Trapped there when Agdenes surrendered it was demolished by its crew on 13. April.

Olav Tryggvason
mine layer 4x12cm, mines,
1x76mmAA, 2xAAmg
1596 ton, 20kn, 175 men Launched 1932
At Horten for repair. Defended the harbor against Albatross, R17 and R27. Surrendered together with the marine base and taken into German use as Brummer.

Laugen mine layer 2x76mm, ca 50 mines
335 ton, 9.5kn, 39 men Launched 1917
Jersøy. Capitulated in Melsomvik on 14.April.

Glommen mine layer as Laugen Launched 1917
Jersøy. Capitulated in Melsomvik on 14.April.

Nor mine layer 1x12cm, 1x47mm, 2x37mm, mines
236 ton, 8.5kn, 31 men Launched 1878
Jersøy. Capitulated in Melsomvik on 14.April.

Vidar mine layer as Nor Launched 1878
Jersøy. Capitulated in Melsomvik on 14.April.

Uller mine layer 1x12cm, 3x37mm
250 ton, 8kn, 31 men Launched 1876
Stationed at Follesøy. Laid mines in the approach to Bergen. Taken by surprise by the Germans on 9.April. Destroyed 1.May by a Norwegian He115 while mining the mouth of Sognefjord.

Vale mine layer as Uller Launched 1874
Stationed at Håøy (Bergen). Operated in Sognefjord after the German occupation of Bergen. Taken by the Germans after the surrender in south Norway.

Gor mine layer 1x12cm, 1x76mm, 2x37mm
290 ton, 10kn, 38 men Launched 1885
Stationed at Herdla (Bergen). Operated in Sognefjord after the German occupation of Bergen. Taken by the Germans after the surrender in south Norway.

Tyr mine layer as Gor but with 1x57mm instead of 1x76mm gun Launched 1887
Stationed at Klokkarvik. Laid mines in the approach to Bergen on 9.April, which took a couple of German transports and smaller crafts. Operated from Uskedal, where it was taken by surprise by the Germans on 20.April.

Torefjell car ferry, field modified as mine layer Converted to mine layer 14.April, with the mines from Gor and Vale. Operated in Sognefjord.

Mine sweepers

Hauk mine sweeper 2x37mm
67 ton, 19kn, 14 men Launched 1902
In Horten for repair on 9.April.

Falk mine sweeper as Hauk, but 20.5kn Launched 1902

Hvas mine sweeper as Hauk Launched 1900

Kjæk mine sweeper as Hauk, but 17kn Launched 1900
Patrolled in outer Oslofjord in the night 8-9th April.

Djerv mine sweeper as Hauk Launched 1898
Stationed at Håøy.

Dristig mine sweeper as Hauk Launched 1899
Stationed at Håøy.

Otra mine sweeper 1x76mm
370 reg.ton, 15kn, 25 men Launched 1939.
Stationed at Horten. Left by crew at Filtvet on 9.April and taken by the Germans the day after.

Rauma mine sweeper as Otra Launched 1939
Stationed at Horten. Fought against R27. Surrendered together with the marine base.

Patrol vessels of different kinds

Skudd I patrol boat 1x76mm
247 reg.ton, 12kn, 15 men Launched 1929

Skudd II patrol boat as Skudd I Launched 1929
Patrolled in outer Oslofjord in the night 8-9th April.

Oter I patrol boat 1x76mm
251 reg.ton, 12kn, 15 men Launched 1929

Hval II patrol boat 1x76mm
224 reg.ton, 12kn, 15 men Launched 1927
In Horten for repair on 9.April.

Hval III patrol boat 1x76mm
246 reg.ton, 12kn, 15 men Launched 1928
In Horten for repair on 9.April.

Hval IV patrol boat 1x76mm (possibly 2x37mm)
248 reg.ton, 12kn, 15 men Launched 1929
Stationed in Kristiansand and surrendered with the fortress.

Hval V patrol boat 1x76mm
248 reg.ton, 10kn, 18 men Launched 1929
Stationed in Måløy - Ålesund.

Hval VI patrol boat 1x76mm
248 reg.ton, 12kn, 15 men Launched 1929
Stationed in Kristiansand and surrendered with the fortress.

Hval VII patrol boat 1x76mm
248 reg.ton, 12kn, 15 men Launched 1930
Stationed in Kristiansand and surrendered with the fortress.

Pol III patrol boat 1x76mm
214 reg.ton, 11kn, 15 men Launched 1926
Patrolled in outer Oslofjord in the night 8-9th April. First to encounter the German invasion fleet. Sunk by Albatros shortly before midnight. Cpt Welding Olsen became the first victim of the invasion.

Farm patrol boat 2x65mm
424 reg.ton, 9kn, 32 men Launched 1900
Patrolled in outer Oslofjord in the night 8-9th April.

Treff patrol boat 1x76mm
204 reg.ton, 11kn, 14 men Launched 1925

Ramoen patrol boat 1x76mm
299 reg.ton, 10.5kn, 15 men Launched 1907

Sætre patrol boat 1x76mm
172 reg.ton, 11.5kn, 14 men Launched 1925

Beta patrol boat 1x76mm
168 reg.ton, 11.5kn, 14 men Launched 1900
In Horten for repair on 9.April.

Alpha patrol boat 1x76mm
10.5kn, 14 men Launched 1904
Stationed at Oscarsborg

Furu patrol boat 1x76mm
10kn, 14 men Launched ???
Stationed at Oscarsborg

Lyn patrol boat 2x37mm
38 ton, 20kn, 16 men Launched 1896
Stationed in Kristiansand and surrendered with the fortress.

Kvik patrol boat as Lyn, but only 19kn Launched 1897
Stationed in Kristiansand and surrendered with the fortress.

Blink patrol boat as Lyn, but only 19kn Launched 1896
At Marvika, Kristiansand for repair on 9.April and surrendered with the fortress.

William Barents patrol boat 1x76mm or 2x37mm (?)
203 reg.ton, 11kn, 15 men Launched 1924
At Marvika, Kristiansand for repair on 9.April and surrendered with the fortress.

Firern patrol boat 1x76mm or 2x37mm (?)
247 reg.ton, 12kn, 15 men Launched 1929
In Kirkehamn on 9.April

Lyngdal patrol boat 1x76mm or 2x37mm (?)
149 reg.ton, 10kn, 15 men Launched 1912

Manger patrol boat 1x65mm
153 reg.ton, 10kn, 18 men Launched 1911
stationed at Klokkarvik.

Alversund patrol boat 1x65mm
178 reg.ton, 11kn, 18 men Launched 1926
stationed at Klokkarvik.

Lindaas patrol boat 1x47mm
??? reg.ton, 10kn, 18 men Launched ???
Stationed at Klokkarvik.

Haus patrol boat 1x65mm
135 reg.ton, 10.5kn, 18 men Launched 1914
Stationed at Klokkarvik.

Øygar patrol boat 1x76mm
153 reg.ton, 10kn, 18 men Launched 1908
Stationed at Klokkarvik but on repair in Bergen.

Oster patrol boat 1x76mm (possibly smaller)
189 reg.ton, 10.5kn, 18 men Launched 1908
Stationed at Follesøy.

Smart patrol boat 1x76mm (possibly smaller)
122 reg.ton, 10kn, 18 men Launched 1907
Stationed at Follesøy.

Veslefrikk patrol boat 1x76mm (possibly smaller)
169 reg.ton, 10kn, 18 men Launched 1924
Stationed at Bøvågen on Radøy.

Veslegutt patrol boat 1x76mm (possibly smaller)
168 reg.ton, 10kn, 18 men Launched 1912
Stationed at Bøvågen on Radøy but on repair in Bergen.

Rundøy patrol boat 10kn, 18 men Launched ???

Andenes patrol boat 10kn, 18 men Launched ???

Heilhorn patrol boat 1x76mm
192reg.ton, 9kn, 16-18men Launched 1908
Stationed at Hasselvika (Agdenes)

Stenkjær patrol boat 1x76mm
159reg.ton, 10kn, 16-18men Launched 1878
Stationed at Hasselvika (Agdenes)

Fosen patrol boat 1x76mm
273reg.ton, 10kn, 16-18men Launched 1906
Stationed at Hasselvika (Agdenes)

Nauma patrol boat 1x76mm
219reg.ton, 8.5kn,16-18men Launched 1891
Stationed at Hasselvika (Agdenes). In Trondheim for repair on 9.April. Taken by the Germans on 13.April.

Haug II patrol boat 1x76mm
213reg.ton, 11kn, 16-18men Launched 1925
Stationed at Vallersund but on repair in Trondheim. Taken by the Germans on 13.April.

Haug III patrol boat as Haug II Launched 1925
Stationed at Rørvik.

Sperm patrol boat 1x65mm
239 reg.ton, 10kn, 18 men Launched 1925
Stationed in Tananger (Stavanger area)

Bjerk patrol boat 1x65mm
182 reg.ton, 10kn, 18 men Launched 1912
Stationed at Bøvågen on Radøy.

Commonwealth patrol boat 1x65mm
179 reg.ton, 11kn, 18 men Launched 1912
Stationed in Måløy - Ålesund.

Motorbåt nr.7 small craft Launched 1939
Stationed in Kopervik

Michael Sars surveillance ship 2x47mm
226 reg.ton, 9kn, 27 men Launched 1900
Stationed in Ofotfjord.
Taken by the Germans 9.April

Fridtjof Nansen surveillance ship 2x10cm, 2x47mm
1277 ton, 15kn, 67 men Launched 1930
Stationed in Finnmark

Heimdal surveillance ship 4x76mm, 2x37mm
478 ton, 12kn, 62 men Launched 1892

Nordkapp surveillance ship 1x47mm
266 ton, 13.7kn, 22 men Launched 1937

Senja surveillance ship 1x47mm
266 ton, 13.7kn, 22 men Launched 1937
Stationed in Ofotfjord.
Taken by the Germans 9.April

Kelt patrol boat 1x76mm
376 reg.ton, 10kn, 18 men Launched 1925
Stationed in Ofotfjord.
Taken by the Germans 9.April

Syrian patrol boat 1x76mm
298 reg.ton, 10kn, 18 men Launched 1919

Thorodd patrol boat 1x76mm
422 reg.ton, 10kn, 18 men Launched 1919

Svalbard II patrol boat 1x76mm
270 reg.ton, 10kn, 18 men Launched 1919

Kvitøy patrol boat 1x76mm
209 reg.ton, 10kn, 18 men Launched 1912
Taken by the Germans 9.June and named Widder

Børtind patrol boat 1x76mm
328 reg.ton, 10kn, 18 men Launched 1912
Stationed in Finnmark

Nordhav II patrol boat 1x76mm
425 reg.ton, 10kn, 18 men Launched 1913
Stationed in Finnmark

Rossfjord small craft Stationed in Finnmark

Spanstind small craft Stationed in Finnmark

Torfinn I small craft

Aud I small craft

Other ships

Kranfartøy 2 crane Stationed at Oscarsborg

Sarpen submarine rescue ship

Lyngen submarine mother ship 12.5kn, 489 reg.ton Launched 1931

Kong Oscar II depot ship Stationed in Horten

Norge	armored ship	2x21cm, 44 cal 6x15cm, 46 cal 6x76mm, 2x45cm torp 2x76mm AA, 2x20mm AA 6 AA machine guns 16-17kn, 3645 ton, 229 men armor: 8in turrets, 6in belt, turret bases and tower, 2in deck.	Launched 1900 Stationed at Ofoten fjord (Narvik). Sunk at Narvik by German destroyers after a short fight in the morning of the 9th of April.
Eidsvold	armored ship	as above	Launched 1900 Stationed at Ofoten fjord (Narvik). Sunk in Ofotfjord without fight by German destroyers in the morning of the 9th of April.
Harald Hårfagre	armored ship	2x21cm, 44 cal 6x10cm, 44 cal 8x76mm, 2x45cm torp 2x76mm AA, 2x1pdr AA after rearmament as below.	Launched 1897, Decomissioned Used as depot ship in Horten. Rearmed by Germans as floating AA-battery under the name Thetis.
Tordenskjold	armored ship	as above after rearmament: 6x10,5/45 cm, 2x4cm, 14x2cm, 2xfog gun. Crew approx. 240 man. In january 1944 installed 4x2cm FlakFierling.	Launched 1897, Decomissioned Used as depot ship in Horten Rearmed by Germans as floating AA-battery under the name Nymphe.

Æger	destroyer	3x10cm Bofors, 2x21in torp 1x40mm AA, 2xAAmg 4 D.C.T, mine laying cap. 597 ton, 30kn, 75 men	Launched 1936 Stationed at Stavanger. Did sink the German transport Roda on the 9th of April. Hit later the same day by German bombers, beached and abandoned. Guns used by the Germans for the defense of Stavanger.
Sleipner	destroyer	as Æger exc. only 2x10cm	Launched 1936 Stationed in Kristiansund. Op Left for Scotland 26th April.
Gyller	destroyer	as Æger exc. 4x21in torp	Launched 1938 Stationed in Egersund, but temporary in Kristiansand on 9th April. Did not participate in the defense. Surrendered with the fortress and taken into German service as Löwe.
Odin	destroyer	as Æger exc. 20mm AA instead of 40mm	Launched 1939 Stationed in Egersund, but temporary in Kristiansand on 9th April. Did not participate in the defense. Surrendered with the fortress and taken into German service as Leopard.
Balder	destroyer	as Æger with possible exceptions.	Launched 1939 but not yet comissioned. Taken into German service as Panter.
Tor	destroyer	as Æger with possible exceptions.	Launched 1939 but not yet comissioned. Still under construction in Fredrikstad and taken by the Germans 12th April (in German service as Tiger).

Garm	destroyer	6x76mm, 3x45cm torp 540 ton, 27kn, 75 men	Launched 1913 Stationed in Bergen. Operated in Sognefjord after the German occupation of Bergen. Sunk by German bombers 26.April.
Troll	destroyer	as Garm	Launched 1910 Stationed at Måløy. Operated in Sognefjord after the German occupation of Bergen. Taken by the Germans 18.May after the surrender in south N.
Draug	destroyer	as Garm	Launched 1908 Stationed in Haugesund. Left for Britain on 9.April.

Snøgg	torpedo boat	2x76mm, 4x45cm torp 220 ton, 25kn, 33 men	Launched 1917 Stationed at Florø. Operated in Sognefjord after the German occupation of Bergen. Taken by the Germans 18.May after the surrender in south N.
Stegg	torpedo boat	as Snøgg	Launched 1917 Stationed at Skudeneshavn. Sunk in action at Uskedal on 20.April.
Trygg	torpedo boat	as Snøgg	Launched 1916 Stationed at Harøysund but on repair in Ålesund. Sunk on 25.April after German air raids.
Kjell	torpedo boat	1x76mm, 3x45cm torp 84 ton, 25kn, 21 men	Launched 1912 In Kristiansand for repair on 9. April. Taken by the Germans.
Skarv	torpedo boat	2x46mm, 3x45cm torp 84 ton, 25kn, 21 men	Launched 1907 At quay in Egersund on 9.April. Taken by surprise by the Germans.
Teist	torpedo boat	2x46mm, 3x45cm torp 84 ton, 25kn, 21 men	Launched 1906 Stationed in Farsund
Jo	torpedo boat	2x37mm, 2x45cm torp 55 ton, 23kn, 16-17 men	Launched 1905 Stationed in Arendal. Operated between Arendal and Risør, but without offensive moves, until sunk by its own crew on 18.April.
Grib	torpedo boat	as Jo	Launched 1905 Stationed in Risør. Operated between Arendal and Risør, but without offensive moves, until sunk by its own crew on 18.April.
Ravn	torpedo boat	as Jo	Launched 1903 Stationed in Langesund. Operated between Arendal and Risør, but without offensive moves, until sunk by its own crew on 18.April.
Ørn	torpedo boat	as Jo	Launched 1903 In Horten for repair on 9. April Taken by the Germans.
Lom	torpedo boat	as Jo	Launched 1905 In Horten for repair on 9. April Taken by the Germans.
Storm	torpedo boat	2x37mm, 2x45cm torp 107 ton, 21kn, 19-20 men	Launched 1898 Stationed at Hummelsund in Korsfjorden. Sank 13.April after running aground.
Brand	torpedo boat	as Storm	Launched 1898 Stationed at Fedje (Bergen) but on repair in Bergen. Taken by the Germans.
Sæl	torpedo boat	as Storm	Launched 1901 Stationed at Brandasund in Selbjørnsfjorden. Sunk in action in Hardangerfjord 18.April.
Skrei	torpedo boat	as Storm	Launched 1901 Stationed at Hestvika on Hitra. Moved to Kristiansund area where it lay inactive. Sunk by own crew 8.May.
Sild	torpedo boat	as Storm	Launched 1900 Stationed at Bessaker. Operated in Molde area. Sunk by own crew on 5.May.
Laks	torpedo boat	as Storm	Launched 1900 Stationed at Knarlagsund. In Trondheim for repair on 9.April. Taken by the Germans on 13.April.

A2	submarine	1x76mm, 3x45cm torp 250/355 ton, 14.5/9kn, 16 men	Launched 1913 (or 1914?) Stationed at Tønsberg. Forced to surface and surrendered by German R22 and 23 in the morning 9. April. Later retaken by the Norwegians, but without the crew and then taken again by the Germans.
A3	submarine	as above	Launched 1913 Stationed at Tønsberg Unable to attack and sunk by its own crew on 15.April.
A4	submarine	as above	Launched 1913 Stationed at Tønsberg Unable to attack and sunk by its own crew on 15.April.
B1	submarine	1x76mm, 4x45cm torp 420/545 ton, 14.5/10.5kn 23 men	Launched 1922 Stationed in Ofoten
B2	submarine	as above	Launched 1923 Stationed in Kristiansand. Surrendered on 9.April after the capitulation of the fortress.
B3	submarine	as above	Launched 1925 Stationed at Ofoten
B4	submarine	as above	Launched 1927??? In Horten for repair on 9.April. Left by crew at Filtvet on 9.April and taken by the Germans the day after.
B5	submarine	as above	Launched 1929 Stationed in Kristiansand. Surrendered on 9.April after the capitulation of the fortress.
B6	submarine	as above	Launched 1929 Stationed in Bergen. Operated in Sognefjord after German occupation of Bergen. Taken by the Germans 18.May, after the surrender of South Norway.

Frøya	mine layer	4x10cm, 1x76mm, 2x45cm torp, 96 mines 595 ton, 22kn, 78 men	Launched 1916 On its way from Finnmark to Oslofjord it anchored near the mounth of Trondheimsfjord on 8. April, and moved in to the protection of Agdenes fortress when news came about the German assault. Trapped there when Agdenes surrendered it was demolished by its crew on 13. April.
Olav Tryggvason	mine layer	4x12cm, mines, 1x76mmAA, 2xAAmg 1596 ton, 20kn, 175 men	Launched 1932 At Horten for repair. Defended the harbor against Albatross, R17 and R27. Surrendered together with the marine base and taken into German use as Brummer.
Laugen	mine layer	2x76mm, ca 50 mines 335 ton, 9.5kn, 39 men	Launched 1917 Jersøy. Capitulated in Melsomvik on 14.April.
Glommen	mine layer	as Laugen	Launched 1917 Jersøy. Capitulated in Melsomvik on 14.April.
Nor	mine layer	1x12cm, 1x47mm, 2x37mm, mines 236 ton, 8.5kn, 31 men	Launched 1878 Jersøy. Capitulated in Melsomvik on 14.April.
Vidar	mine layer	as Nor	Launched 1878 Jersøy. Capitulated in Melsomvik on 14.April.
Uller	mine layer	1x12cm, 3x37mm 250 ton, 8kn, 31 men	Launched 1876 Stationed at Follesøy. Laid mines in the approach to Bergen. Taken by surprise by the Germans on 9.April. Destroyed 1.May by a Norwegian He115 while mining the mouth of Sognefjord.
Vale	mine layer	as Uller	Launched 1874 Stationed at Håøy (Bergen). Operated in Sognefjord after the German occupation of Bergen. Taken by the Germans after the surrender in south Norway.
Gor	mine layer	1x12cm, 1x76mm, 2x37mm 290 ton, 10kn, 38 men	Launched 1885 Stationed at Herdla (Bergen). Operated in Sognefjord after the German occupation of Bergen. Taken by the Germans after the surrender in south Norway.
Tyr	mine layer	as Gor but with 1x57mm instead of 1x76mm gun	Launched 1887 Stationed at Klokkarvik. Laid mines in the approach to Bergen on 9.April, which took a couple of German transports and smaller crafts. Operated from Uskedal, where it was taken by surprise by the Germans on 20.April.
Torefjell	car ferry, field modified as mine layer		Converted to mine layer 14.April, with the mines from Gor and Vale. Operated in Sognefjord.

Hauk	mine sweeper	2x37mm 67 ton, 19kn, 14 men	Launched 1902 In Horten for repair on 9.April.
Falk	mine sweeper	as Hauk, but 20.5kn	Launched 1902
Hvas	mine sweeper	as Hauk	Launched 1900
Kjæk	mine sweeper	as Hauk, but 17kn	Launched 1900 Patrolled in outer Oslofjord in the night 8-9th April.
Djerv	mine sweeper	as Hauk	Launched 1898 Stationed at Håøy.
Dristig	mine sweeper	as Hauk	Launched 1899 Stationed at Håøy.
Otra	mine sweeper	1x76mm 370 reg.ton, 15kn, 25 men	Launched 1939. Stationed at Horten. Left by crew at Filtvet on 9.April and taken by the Germans the day after.
Rauma	mine sweeper	as Otra	Launched 1939 Stationed at Horten. Fought against R27. Surrendered together with the marine base.

Skudd I	patrol boat	1x76mm 247 reg.ton, 12kn, 15 men	Launched 1929
Skudd II	patrol boat	as Skudd I	Launched 1929 Patrolled in outer Oslofjord in the night 8-9th April.
Oter I	patrol boat	1x76mm 251 reg.ton, 12kn, 15 men	Launched 1929
Hval II	patrol boat	1x76mm 224 reg.ton, 12kn, 15 men	Launched 1927 In Horten for repair on 9.April.
Hval III	patrol boat	1x76mm 246 reg.ton, 12kn, 15 men	Launched 1928 In Horten for repair on 9.April.
Hval IV	patrol boat	1x76mm (possibly 2x37mm) 248 reg.ton, 12kn, 15 men	Launched 1929 Stationed in Kristiansand and surrendered with the fortress.
Hval V	patrol boat	1x76mm 248 reg.ton, 10kn, 18 men	Launched 1929 Stationed in Måløy - Ålesund.
Hval VI	patrol boat	1x76mm 248 reg.ton, 12kn, 15 men	Launched 1929 Stationed in Kristiansand and surrendered with the fortress.
Hval VII	patrol boat	1x76mm 248 reg.ton, 12kn, 15 men	Launched 1930 Stationed in Kristiansand and surrendered with the fortress.
Pol III	patrol boat	1x76mm 214 reg.ton, 11kn, 15 men	Launched 1926 Patrolled in outer Oslofjord in the night 8-9th April. First to encounter the German invasion fleet. Sunk by Albatros shortly before midnight. Cpt Welding Olsen became the first victim of the invasion.
Farm	patrol boat	2x65mm 424 reg.ton, 9kn, 32 men	Launched 1900 Patrolled in outer Oslofjord in the night 8-9th April.
Treff	patrol boat	1x76mm 204 reg.ton, 11kn, 14 men	Launched 1925
Ramoen	patrol boat	1x76mm 299 reg.ton, 10.5kn, 15 men	Launched 1907
Sætre	patrol boat	1x76mm 172 reg.ton, 11.5kn, 14 men	Launched 1925
Beta	patrol boat	1x76mm 168 reg.ton, 11.5kn, 14 men	Launched 1900 In Horten for repair on 9.April.
Alpha	patrol boat	1x76mm 10.5kn, 14 men	Launched 1904 Stationed at Oscarsborg
Furu	patrol boat	1x76mm 10kn, 14 men	Launched ??? Stationed at Oscarsborg
Lyn	patrol boat	2x37mm 38 ton, 20kn, 16 men	Launched 1896 Stationed in Kristiansand and surrendered with the fortress.
Kvik	patrol boat	as Lyn, but only 19kn	Launched 1897 Stationed in Kristiansand and surrendered with the fortress.
Blink	patrol boat	as Lyn, but only 19kn	Launched 1896 At Marvika, Kristiansand for repair on 9.April and surrendered with the fortress.
William Barents	patrol boat	1x76mm or 2x37mm (?) 203 reg.ton, 11kn, 15 men	Launched 1924 At Marvika, Kristiansand for repair on 9.April and surrendered with the fortress.
Firern	patrol boat	1x76mm or 2x37mm (?) 247 reg.ton, 12kn, 15 men	Launched 1929 In Kirkehamn on 9.April
Lyngdal	patrol boat	1x76mm or 2x37mm (?) 149 reg.ton, 10kn, 15 men	Launched 1912
Manger	patrol boat	1x65mm 153 reg.ton, 10kn, 18 men	Launched 1911 stationed at Klokkarvik.
Alversund	patrol boat	1x65mm 178 reg.ton, 11kn, 18 men	Launched 1926 stationed at Klokkarvik.
Lindaas	patrol boat	1x47mm ??? reg.ton, 10kn, 18 men	Launched ??? Stationed at Klokkarvik.
Haus	patrol boat	1x65mm 135 reg.ton, 10.5kn, 18 men	Launched 1914 Stationed at Klokkarvik.
Øygar	patrol boat	1x76mm 153 reg.ton, 10kn, 18 men	Launched 1908 Stationed at Klokkarvik but on repair in Bergen.
Oster	patrol boat	1x76mm (possibly smaller) 189 reg.ton, 10.5kn, 18 men	Launched 1908 Stationed at Follesøy.
Smart	patrol boat	1x76mm (possibly smaller) 122 reg.ton, 10kn, 18 men	Launched 1907 Stationed at Follesøy.
Veslefrikk	patrol boat	1x76mm (possibly smaller) 169 reg.ton, 10kn, 18 men	Launched 1924 Stationed at Bøvågen on Radøy.
Veslegutt	patrol boat	1x76mm (possibly smaller) 168 reg.ton, 10kn, 18 men	Launched 1912 Stationed at Bøvågen on Radøy but on repair in Bergen.
Rundøy	patrol boat	10kn, 18 men	Launched ???
Andenes	patrol boat	10kn, 18 men	Launched ???
Heilhorn	patrol boat	1x76mm 192reg.ton, 9kn, 16-18men	Launched 1908 Stationed at Hasselvika (Agdenes)
Stenkjær	patrol boat	1x76mm 159reg.ton, 10kn, 16-18men	Launched 1878 Stationed at Hasselvika (Agdenes)
Fosen	patrol boat	1x76mm 273reg.ton, 10kn, 16-18men	Launched 1906 Stationed at Hasselvika (Agdenes)
Nauma	patrol boat	1x76mm 219reg.ton, 8.5kn,16-18men	Launched 1891 Stationed at Hasselvika (Agdenes). In Trondheim for repair on 9.April. Taken by the Germans on 13.April.
Haug II	patrol boat	1x76mm 213reg.ton, 11kn, 16-18men	Launched 1925 Stationed at Vallersund but on repair in Trondheim. Taken by the Germans on 13.April.
Haug III	patrol boat	as Haug II	Launched 1925 Stationed at Rørvik.
Sperm	patrol boat	1x65mm 239 reg.ton, 10kn, 18 men	Launched 1925 Stationed in Tananger (Stavanger area)
Bjerk	patrol boat	1x65mm 182 reg.ton, 10kn, 18 men	Launched 1912 Stationed at Bøvågen on Radøy.
Commonwealth	patrol boat	1x65mm 179 reg.ton, 11kn, 18 men	Launched 1912 Stationed in Måløy - Ålesund.
Motorbåt nr.7	small craft		Launched 1939 Stationed in Kopervik
Michael Sars	surveillance ship	2x47mm 226 reg.ton, 9kn, 27 men	Launched 1900 Stationed in Ofotfjord. Taken by the Germans 9.April
Fridtjof Nansen	surveillance ship	2x10cm, 2x47mm 1277 ton, 15kn, 67 men	Launched 1930 Stationed in Finnmark
Heimdal	surveillance ship	4x76mm, 2x37mm 478 ton, 12kn, 62 men	Launched 1892
Nordkapp	surveillance ship	1x47mm 266 ton, 13.7kn, 22 men	Launched 1937
Senja	surveillance ship	1x47mm 266 ton, 13.7kn, 22 men	Launched 1937 Stationed in Ofotfjord. Taken by the Germans 9.April
Kelt	patrol boat	1x76mm 376 reg.ton, 10kn, 18 men	Launched 1925 Stationed in Ofotfjord. Taken by the Germans 9.April
Syrian	patrol boat	1x76mm 298 reg.ton, 10kn, 18 men	Launched 1919
Thorodd	patrol boat	1x76mm 422 reg.ton, 10kn, 18 men	Launched 1919
Svalbard II	patrol boat	1x76mm 270 reg.ton, 10kn, 18 men	Launched 1919
Kvitøy	patrol boat	1x76mm 209 reg.ton, 10kn, 18 men	Launched 1912 Taken by the Germans 9.June and named Widder
Børtind	patrol boat	1x76mm 328 reg.ton, 10kn, 18 men	Launched 1912 Stationed in Finnmark
Nordhav II	patrol boat	1x76mm 425 reg.ton, 10kn, 18 men	Launched 1913 Stationed in Finnmark
Rossfjord	small craft		Stationed in Finnmark
Spanstind	small craft		Stationed in Finnmark
Torfinn I	small craft
Aud I	small craft

Kranfartøy 2	crane		Stationed at Oscarsborg
Sarpen	submarine rescue ship
Lyngen	submarine mother ship	12.5kn, 489 reg.ton	Launched 1931
Kong Oscar II	depot ship		Stationed in Horten