Italian submarines in World War Two


Ettore Fieramosca (FM)
Fieramosca

TypeOcean going 
ClassEttore Fieramosca (2) 
Laid down 17 Jul 1926 Cantieri Navale Tosi di Taranto, Taranto
Launched14 Apr 1929
Commissioned5 Dec 1931
End service10 Apr 1941
Stricken
Loss date
Loss position
History Disarmed on 10th April 1941.
Fate

Commands

CommanderDate fromDate toCommand
C.C. Peppino Manca1 Mar 194025 Aug 1940
C.C. Cristiano Masi26 Sep 194010 Mar 1941

Patrols and events

 CommanderDateTimePortArr. dateArr. timeArr. portMilesDescription
1Manca, Peppino9 Jun 19401415La Spezia14 Jun 19400600La Spezia508Patrolled off Imperia 122° - Capo d'Arma - 17 miles or 43°38'N, 08°02'E on a patrol line in with Mocenigo and Gondar. Sighted submarines several times, in some instances these were probably Mocenigo or Gondar, in adjacent areas, but their identities could not be determined in order to carry out an attack.

2Manca, Peppino20 Jun 19402300La Spezia25 Jun 19401145La Spezia587Patrolled offf Hyères (Toulon) between 42°20'N and 42°50'N, and between 06°00 and 06°40'E. An explosion of her battery (ten casualties) forced an early return.
  24 Jun 19402135
(0) Off Hyères (Toulon).
Ettore Fieramosca had a battery explosion as she was surfacing. Two officers and eight ratings were wounded, but none severely. The submarine had to abort her mission and return to base. After repairs she was relegated to training duty only.

19 Sep 19400840La Spezia19 Sep 19401910La Spezia49,5Trials.

25 Sep 19400835La Spezia25 Sep 19401730La Spezia73Trials.

Masi, Cristiano30 Sep 19400930La Spezia1 Oct 19401505Naples330,7Passage La Spezia-Naples.

Masi, Cristiano2 Oct 19400807Naples5 Oct 19401700Pola880Passage Naples-Pola, assigned to Submarine School. Encountered Italian convoys twice.
  3 Oct 19401800
(0) Off Cape Colonne.
The submarine sighted a convoy of six ships escorted by the armed merchant cruiser Città Di Palermo. They exchanged signals, but the convoy did not interpret them correctly and they turned back. Shortly after, this was cleared up and they resumed their course.
  4 Oct 19400446
(0) Off Cape Colonne.
The submarine sighted a convoy (Beppe, Caucaso, Petrarca and Veloce) escorted by the armed merchant cruiser Città Di Genova. They exchanged signals, but again the convoy did not interpret them correctly and they turned back; shortly after this was cleared up, they resumed their course. Later during the night, Veloce collided with Rina Bianchi which sank (only five saved, twenty-one lost).

Masi, Cristiano17 Oct 19400758Pola17 Oct 19401720Pola56,2Exercises.

Masi, Cristiano25 Oct 19400800Pola25 Oct 19400956Pola14Exercises.

Masi, Cristiano29 Oct 19400754Pola29 Oct 19401220Pola44,8Exercises.

Masi, Cristiano8 Nov 19400755Pola8 Nov 19401740Pola37,5Exercises.

Masi, Cristiano14 Nov 19400802Pola14 Nov 19401755Pola59,5Exercises.

Masi, Cristiano15 Nov 19400810Pola15 Nov 19401740Pola14Exercises.

Masi, Cristiano20 Nov 19400820Pola20 Nov 19401730Pola62,9Exercises.

Masi, Cristiano22 Nov 19400800Pola22 Nov 19401730Pola43Exercises.

Masi, Cristiano26 Nov 19400800Pola26 Nov 19401430Pola13,8Exercises.

Masi, Cristiano29 Nov 19400800Pola29 Nov 19401815Pola53,6Exercises.

Masi, Cristiano7 Dec 19400752Pola7 Dec 19401717Pola61Exercises.

Masi, Cristiano10 Dec 19400757Pola10 Dec 19401734Pola75Exercises escorted by the auxiliary San Giorgio.

Masi, Cristiano12 Dec 19400707Pola12 Dec 19401714Pola62Exercises.

Masi, Cristiano13 Dec 19400915Pola13 Dec 19401632Pola59,9Sailed with the submarine Turchese, escorted by the tug Tenace, for torpedo firing exercises with the torpedo boat Audace.

Masi, Cristiano17 Dec 19400813Pola18 Dec 19400130Pola88,4Exercises.

Masi, Cristiano20 Dec 19400800Pola20 Dec 19401907Pola69Sailed for torpedo firing exercises with the torpedo boat Audace, escorted by the auxiliary Laurana.

Masi, Cristiano23 Dec 19400813Pola23 Dec 19400913Pola1,5Exercises or changed moorings?

Masi, Cristiano13 Jan 19410817Pola13 Jan 19411805Leme Channel54,5Passage Pola-Leme Channel with the submarines Adua, Fisalia and Pisani, escorted by the torpedo boat Audace and the auxiliaries Jadera and Volta and exercises.

Masi, Cristiano14 Jan 19410855Leme Channel (Rovigno)15 Jan 19410055Pola95,2Exercises with the torpedo boat Audace and submarines Pisani, Adua and Fisalia.

Masi, Cristiano17 Jan 19410812Pola17 Jan 19411120Pola30,4Exercises, escorted by the auxiliary Laurana.

Masi, Cristiano21 Jan 19410930Pola21 Jan 19411811Pola58Exercises.

Masi, Cristiano23 Jan 19410801Pola23 Jan 19411759Pola61,1Exercises.

Masi, Cristiano25 Jan 19410815Pola25 Jan 19411730Pola59,6Attack exercises on the torpedo boat Audace, escorted by the auxiliaries San Giorgio and Jadera.

Masi, Cristiano3 Feb 19410840Pola3 Feb 19411754Pola48Exercises, escorted by the auxiliary Jadera.

Masi, Cristiano6 Feb 19410816Pola6 Feb 19411711Pola46,5Exercises, escorted by the auxiliary San Giorgio.

Masi, Cristiano10 Feb 19410840Pola10 Feb 19411920Pola66,2Exercises with the submarine Pisani, escorted by the auxiliary San Giorgio.

Masi, Cristiano14 Feb 19410822Pola14 Feb 19411705Pola53Exercises, escorted by the auxiliary San Giorgio.

Masi, Cristiano15 Feb 19410920Pola16 Feb 19410045Pola96,9Exercises.

Masi, Cristiano17 Feb 19410831Pola17 Feb 19411650Pola74,5Exercises, escorted by the auxiliary Jadera.

Masi, Cristiano19 Feb 19411155Pola19 Feb 19411229Pola6,5Exercises with the submarine Bragadino, escorted by the tug Tenace.

Masi, Cristiano24 Feb 19410834Pola25 Feb 19410030Pola94,5Exercises with the submarine Bragadino, escorted by the tug Tenace.

10 Apr 1941Pola10 Apr 1941PolaDisarmed due to poor state of the submarine, following the damage to her battery in June 1940.

39 entries. 38 total patrol entries (2 marked as war patrols) and 3 events.

Events

GH 09.03.2021: This table kept here until we make fix the possible missing events in table above

CommanderDateTimePositionDescription
Peppino Manca24 Jun 19402135(o) Off Hyères (Toulon).Ettore Fieramosca had a battery explosion as she was surfacing. Two officers and eight ratings were wounded, but none severely. The submarine had to abort her mission and return to base. After repairs she was relegated to training duty only.
Cristiano Masi3 Oct 19401800(o) Off Cape Colonne.The submarine sighted a convoy of six ships escorted by the armed merchant cruiser Città Di Palermo. They exchanged signals, but the convoy did not interpret them correctly and they turned back. Shortly after, this was cleared up and they resumed their course.
Cristiano Masi4 Oct 19400446(o) Off Cape Colonne.The submarine sighted a convoy (Beppe, Caucaso, Petrarca and Veloce) escorted by the armed merchant cruiser Città Di Genova. They exchanged signals, but again the convoy did not interpret them correctly and they turned back; shortly after this was cleared up, they resumed their course. Later during the night, Veloce collided with Rina Bianchi which sank (only five saved, twenty-one lost).

All Italian submarines