Laatokan Laivasto-osasto (Ladoga naval detachment )
Lahdenpohja base
14th September 1941 2.PL/OH
SPK17749
Battle report
Rahmansaari battle 6th September to 10th September 1941
6.9.1941:
At 1930hrs from Rauhala set out two gunboats, two boats equipped with machine guns and nine transport motor boats (ref. Appx.1.) led by Lt. P. Lähde under orders to proceed to Kärpäsensalmi strait and once there to liaise with the Jaakkima Sector CO Capt. Koski in the Kärpänen farmhouse. Included were two strike platoons from Rauhala ( Platoons Levas and Schroderus).
At 2200hrs the motor boats arrived at the said Kärpänen beach and immediately having arrived Capt. Koski issued a written order to take Rahmansaari.
At 2300hrs the entire motor boat detachment moved to Kyysaari where Capt. Koski explained in detail the order to take Rahmansaari. Next the invading force CO Lt. Sonninen explained his attack plan.
7.9.1941:
As soon as signals and password were agreed upon, at 0300hrs platoons Levas and Huhtiniemi being in the first wave set out from Kyysaari. Platoon Levas had embarked in three transport motor boats (Lu 3, Hi 23, Na 24) and in rowing boats towed by them. This platoon's transport was covered by gunboat Kukkapää and one boat equipped with a MG (La 5) .
Platoon Huhtiniemi followed the gunboat 26 in two transport motor boats (7 and 5) already subordinated to Lt. Sonninen and rowing boats towed by them. One boat equipped with a MG (44 alias Haukka) escorted this transport.
According to the attack plan Platoon Levas was to land at the “A” beach (ref. Drawing). At this spot the enemy offered relatively weak resistance and the Platoon managed to land very rapidly at 0340 hrs. Two of the transport motor boats were destroyed at the beach (Lu 5 and Hi 24).
Platoon Huhtiniemi was to land at “B” beach according to the plan (ref. Drawing). Here Russkies resisted considerably more yet the Platoon landed at 0350hrs at the ordered location while one transport motor boasts (The 7) was destroyed at the beach. The manoeuvring of the gunboats and transport boats are marked on the drawing.
In the second wave Platoon Schroderus had five transport motor boats (12 alias Pääskylahti, Es/32, 4, PO/7, Na 25). According to the plan they were to land SW of the N tip of the island but since the Platoon was not able to land here they landed where Platoon Levas had landed (“A”).
Gunboats supported the landing by firing at the enemy positions on the island-
As soon as the landing had happened enemy opened mortar barrages at the N tip of the island and at the locations held by our troops. After landing the gunboats stayed cruising near Rahmansaari. During AM at about 0900 to 1100hrs two enemy “VMV” type vessels tried to approach Rahmansaari at first from the E and later from the direction of Heinäsenmaa. Our gunboats opened fire at them at a range of some 4000m. Enemy boats approached our boats, firing intensely, to a distance of about 2500m . Then our boats started disengaging while firing at maximum rate at the enemy vessels. Simultaneously an enemy transport vessel supported their “VMVs” by gunfire from the sea farther off. Having pursued for a while the “VMVs” turned back to open sea.
In the afternoon one enemy “VMV” tried to approach Rahmansaari but our gunboats managed to repel it with their fire.
At1700hrs arrived from Lahdenpohja led by Lt. Kakko two transport motor boats (RA 10 alias Vikla and RV14 alias 27) (Ref. Appx. no.2) towing two barges loaded with 4 pcs 47mm guns and one Madsen gun.
At 1930hrs One of the barges with one 47mm gun and all gunners was towed to Rahmansaari. One enemy “VMV” fired at a range of 3000 to 4000 m in the strait between Heinäsenmaa and Rahmansaari at the barge without hitting, however. Our gunboats retaliated and the enemy vessel retreated to the sea.
At 2200hrs arrived from Lahdenpohja led by 2nd Lt. Savolainen nine transport motor boats at Kyysaari (Ref. Appx. no.3) with one Madsen gun.
At 2400hrs one of the barges with three 47mm guns and one Madsen gun was towed to Rahmansaari.
8.9.1941:
Our gunboats patrolled the entire night between the 7. and 8. E, W, and N of Rahmansaari, there was also one motor boat guarding E of Kyysaari.
At 11.30hrs the gunboats were issued orders by Capt. Koski to support with gunfire the taking of the SE tip of Rahmansaari.
At 12.00hrs both gunboats and one boat with a MG headed for Rahmansaari. Having liaised with Lt. Sonninen the boats proceeded at the area in front of the SE tip of the island intending to fire at enemy positions at Koronniemi and Saunalahti simultaneously as the enemy would be engaged by our forces on the island.
At 12.30hrs two enemy “VMV” boats appeared and the gunboats had to engage them. At a range of 3500 to 4000m both enemy vessels, one in the direction of Heinäsenmaa and the other one NW of Koronniemi, turned back. Next our gunboats spent their remaining shells, 38 of them, at the said enemy position on the island then returning for ammunition resupply.
During the day our gunboats secured the motor boat transports to Rahmansaari and back and patrolled the next night as the previous one in the vicinity of Rahmansaari.
9.9.1941:
At 15.40hrs the gunboats left Kyysaari having been issued orders to make themselves be seen by the Russkies in the Motti. Our gunboats were then to liaise with Lt. Sonninen on Rahmansaari and then return to fire at enemy positions. The gunboats proceeded to a distance of 500m in front of the Motti. Yet the small target area and our troops behind it made it impossible to open fire while on waving water without risking our men. The gunboats returned right to Kyysaari.
At the same time an enemy destroyer had appeared and it started shelling Rahmansaari and our boats at a range of about 15000m from the direction of Vossinansaari.
The gunboats again patrolled the night of 9. to 10. 9. around Rahmansaari.
Our land-based artillery supported our gunboats fighting enemy vessels.
Concerning the action of the transport motor boats after the landing, they were constantly carrying out supply and other transports to Rahmansaari. During their missions the boats were often subjected to enemy naval gun fire but it could not be retaliated since the range of the enemy artillery exceeded ours.
Casualties:
KIA 1
WIA 3
Equipment losses: 3 motor boats.
In the battle distinguished themselves specially motor boat crews that transported in the first assault wave Platoons Levas and Huhtiniemi to Rahmansaari and also the gunboat crews.
Signed: Motor boat detachment CO
Lt. Pentti Lähde
Rahmansaari (2).jpg
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