Ametista (AA)
Ametista

Type	Coastal / Sea going
Class	Sirena (21)
Laid down	16 Sep 1931	Odero-Terni-Orlando, Muggiano
Launched	26 Apr 1933
Commissioned	1 Apr 1934
End service
Stricken
Loss date	13 Sep 1943
Loss position	43° 31'N, 13° 39'E
History	Scuttled off Numana, Italy on 12th September 1943 to prevent her capture by the Germans (position is approximate).
Fate

Commands

Commander	Date from	Date to	Command notes
T.V. Virgilio Spigai	24 Apr 1940	28 May 1942
C.C. Libero Sauro	28 May 1942	6 Jun 1942
S.T.V. Giorgio Mogni	6 Jun 1942	5 Jul 1942
T.V. Francesco Caprile	6 Jul 1942	15 Mar 1943
T.V. Emerico Siriani	8 Mar 1943	2 Jun 1943
S.T.V. Giorgio Mogni	3 Jun 1943	23 Jun 1943
S.T.V. Giuseppe A. Ferrari	24 Jun 1943	4 Jul 1943
T.G.N. Mario Nebbiai	4 Jul 1943	Sep 1943
S.T.V. Luigi Ginocchio	9 Sep 1943	12 Sep 1943

Ships hit

No ships hit by this submarine.

Patrols and events

	Commander	Date	Time	Port	Arr. date	Arr. time	Arr. port	Miles	Description
1	Spigai, Virgilio	9 Jun 1940	0545	Leros	15 Jun 1940	0800	Leros	290	Patrolled in Doro Channel between Attika and Bosphorus.
	Spigai, Virgilio	25 Jun 1940	0800	Leros	25 Jun 1940	0939	Leros	2,5	Exercises.
2	Spigai, Virgilio	29 Jun 1940	1545	Leros	9 Jul 1940	0915	Leros	485	Patrolled northeast of Rhodes in 36°30'N, 28°30'E. Uneventful.
3	Spigai, Virgilio	24 Jul 1940	1820	Leros	6 Aug 1940	0700	Leros	540	Patrolled north of Doro Channel, Samos and limits Greek-Turkish coast in northern Aegean. Sighted vessels but refrained from attack.
	Spigai, Virgilio	8 Aug 1940	1500	Leros	8 Aug 1940	1615	Leros	?	Trials.
	Spigai, Virgilio	26 Aug 1940	1035	Leros	26 Aug 1940	1145	Leros	?	Trials.
	Spigai, Virgilio	30 Aug 1940	0845	Leros	30 Aug 1940	1120	Leros	?	Trials.
	Spigai, Virgilio	31 Aug 1940	0859	Leros	31 Aug 1940	1201	Leros	?	Trials.
	Spigai, Virgilio	24 Sep 1940	0845	Portolago (Leros)	24 Sep 1940	1025	Portolago (Leros)	4	Exercises.
4	Spigai, Virgilio	30 Sep 1940	1550	Portolago (Leros)	10 Oct 1940	0800	Portolago (Leros)	511,5	Patrolled north of Kaso Strait, in a point centered 10 miles NE of Cape Sidero for Operation C.V. (reinforcements for the Dodecanese). Following her return to Leros, two of her ratings were killed and two were wounded during an air raid on 13th October.
		8 Oct 1940	0125	(0) Off Scarpanto.	At 0125 hours, an explosion was sighted at far distance. This was the submarine Gemma who had just been torpedoed in error by Tricheco.
	Spigai, Virgilio	21 Nov 1940	0748	Portolago (Leros)	21 Nov 1940	1220	Portolago (Leros)	30	Trials.
	Spigai, Virgilio	28 Nov 1940	0920	Portolago (Leros)	28 Nov 1940	1211	Portolago (Leros)	18	Trials.
5	Spigai, Virgilio	1 Dec 1940	1640	Portolago (Leros)	9 Dec 1940	0940	Portolago (Leros)	484	Patrolled off Cape Drepano (Sithonia), Jura and Aghios Efstratios Islands in Northern Aegean.
	Spigai, Virgilio	24 Dec 1940	1640	Portolago (Leros)	24 Dec 1940	0940	Parteni	8,5	Passage Portolago-Parteni.
	Spigai, Virgilio	26 Dec 1940	1310	Parteni	26 Dec 1940	1430	Portolago (Leros)	2	Trials.
	Spigai, Virgilio	27 Dec 1940	0920	Portolago (Leros)	27 Dec 1940	1030	Portolago (Leros)	8	Passage Parteni-Portolago.
	Spigai, Virgilio	29 Dec 1940	2000	Portolago (Leros)	4 Jan 1941	1040	Messina	627	Passage Portolago-Messina. Uneventful.
	Spigai, Virgilio	8 Jan 1941	0800	Messina	10 Jan 1941	1150	La Spezia	490	Passage Messina-La Spezia. Uneventful.
	Spigai, Virgilio	21 Feb 1941	0850	La Spezia	21 Feb 1941	1530	La Spezia	40	Exercises.
	Spigai, Virgilio	28 Feb 1941	0910	La Spezia	28 Feb 1941	1115	La Spezia	10	Exercises.
	Spigai, Virgilio	4 Apr 1941	0915	La Spezia	4 Apr 1941	1350	La Spezia	37	Exercises.
	Spigai, Virgilio	7 Apr 1941	0835	La Spezia	7 Apr 1941	1220	La Spezia	27	Exercises.
	Spigai, Virgilio	8 Apr 1941	1515	La Spezia	8 Apr 1941	1726	La Spezia	8	Exercises.
	Spigai, Virgilio	10 Apr 1941	1458	La Spezia	10 Apr 1941	1840	La Spezia	13,4	Exercises.
	Spigai, Virgilio	19 Apr 1941	0850	La Spezia	19 Apr 1941	1400	La Spezia	19	Exercises.
	Spigai, Virgilio	21 Apr 1941	1430	La Spezia	21 Apr 1941	1631	La Spezia	7	Exercises.
	Spigai, Virgilio	23 Apr 1941	1413	La Spezia	23 Apr 1941	1709	La Spezia	7	Exercises.
6	Spigai, Virgilio	26 Apr 1941	1830	La Spezia	29 Apr 1941	1650	La Spezia	211,5	Sailed for a patrol in Gulf of Genoa, on a line starting with the submarine Colonna in 44°05'N, 08°40'E and with Da Procida and Ametista respectively 12 and 24 miles east from this point. On hydrophone watch in anticipation of an important naval force from Gibraltar. Uneventful.
	Spigai, Virgilio	8 May 1941	1245	La Spezia	8 May 1941	1625	La Spezia	19	Exercises.
	Spigai, Virgilio	17 May 1941	1402	La Spezia	17 May 1941	1750	La Spezia	18	Exercises.
	Spigai, Virgilio	11 Jun 1941	0820	La Spezia	11 Jun 1941	1645	La Spezia	23,5	Exercises.
	Spigai, Virgilio	14 Jun 1941	1020	La Spezia	14 Jun 1941	1435	La Spezia	4	Exercises.
	Spigai, Virgilio	21 Jun 1941	0505	La Spezia	23 Jun 1941	1415	Augusta	588,3	Passage La Spezia-Augusta.
		22 Jun 1941	1229 (e)	40° 25'N, 14° 24'E (0) 126° - Carena Point - 11.5 miles.	At 1206 hours, the submarine HMS Regent (Lieutenant Commander A.N.G. Campbell, RN) was lurking near Capri, when a submarine was sighted apparently steering 150° at 9 knots towards Messina. At 1229 hours, two torpedoes were fired from 900 yards. They missed. This was Ametista transferring from La Spezia to Augusta. The attack was not observed.
	Spigai, Virgilio	26 Jun 1941	0752	Augusta	26 Jun 1941	0955	Augusta	4	Exercises.
7	Spigai, Virgilio	29 Jun 1941	2030	Augusta	17 Jul 1941	0955	Augusta	1685,5	Patrolled off Ras Azzaz, between 32°15'N and 32°30'N, and between 25°00'E and 25°20'E.
		3 Jul 1941	2010	(0) Near Ras Azzaz.	At 2010 hours, two explosions were heard. This was actually Malachite's attack on HMS Defender. At 0200 hours on 4th July, Ametista was informed of an enemy vessel distant of 35 miles, but with no indication of speed and course. The submarine altered to intercept but sighted nothing.
	Spigai, Virgilio	3 Aug 1941	0715	Augusta	3 Aug 1941	1430	Augusta	30,5	Exercises.
	Spigai, Virgilio	8 Aug 1941	0805	Augusta	8 Aug 1941	1345	Augusta	32	Exercises.
	Spigai, Virgilio	12 Aug 1941	0730	Augusta	12 Aug 1941	1130	Augusta	4	Exercises.
	Spigai, Virgilio	17 Aug 1941	0737	Augusta	17 Aug 1941	1422	Augusta	33,5	Exercises.
	Spigai, Virgilio	28 Aug 1941	0715	Augusta	28 Aug 1941	1205	Augusta	4	Exercises.
	Spigai, Virgilio	29 Aug 1941	0830	Augusta	29 Aug 1941	1605	Messina	73,8	Passage Augusta-Messina.
	Spigai, Virgilio	12 Sep 1941	0630	Messina	12 Sep 1941	1340	Messina	50,5	Exercises.
	Spigai, Virgilio	16 Sep 1941	0712	Messina	16 Sep 1941	1455	Messina	53,4	Exercises.
	Spigai, Virgilio	18 Sep 1941	0712	Messina	18 Sep 1941	1450	Messina	61	Exercises with the submarine Zaffiro, escorted by the auxiliary Marzano (A.S.67).
8	Spigai, Virgilio	21 Sep 1941	1300	Messina	22 Sep 1941	1235	Messina	136,5	Anti-submarine patrol with the auxiliary Castiglia, in Messina Strait off Capo Dell'Armi. At 1535 hours on the 21st, received verbal communication from Castiglia, that an enemy submarine might be 5 miles southwest of Porto Melito di Salvo, but nothing was sighted or heard.
9	Spigai, Virgilio	26 Sep 1941	0530	Messina	27 Sep 1941	0053	Messina	86,5	Anti-submarine patrol in 38°26'N, 15°26'40'E, 38°55'N, 15°33'E and 38°28'20'N, 15°15'E in Messina Straits. Uneventful.
10	Spigai, Virgilio	28 Sep 1941	1815	Messina	29 Sep 1941	0955	Messina	77,5	Antisubmarine patrol with MAS 557 in Messina Straits, in area between 38°25 N parallel and the meridian 15°20'E and the coast of Calabria.
11	Spigai, Virgilio	3 Oct 1941	2045	Messina	5 Oct 1941	1235	Messina	425,5	Sailed for patrol 23 miles north of Ras Zebib on a line 5 miles west from this point (on a barrage line with Ambra 13 miles north, and Corallo 33 miles north of the Cape) via the north coast of Sicily, but then recalled. Uneventful.
	Spigai, Virgilio	14 Oct 1941	2355	Messina	15 Oct 1941	1235	Palermo	128,5	Passage Messina-Palermo.
	Spigai, Virgilio	27 Oct 1941	2033	Palermo	28 Oct 1941	0935	Messina	130	Passage Palermo-Messina.
	Spigai, Virgilio	6 Nov 1941	0920	Messina	6 Nov 1941	1151	Messina	12,5	Exercises, escorted by the auxiliary Marras.
	Spigai, Virgilio	12 Nov 1941	1448	Messina	12 Nov 1941	1740	Messina	11,8	Exercises.
	Spigai, Virgilio	13 Nov 1941	0840	Messina	13 Nov 1941	1150	Messina	14	Exercises.
	Spigai, Virgilio	14 Nov 1941	0840	Messina	14 Nov 1941	1140	Messina	13,9	Exercises, escorted by the auxiliary Marras.
12	Spigai, Virgilio	26 Nov 1941	1612	Messina	7 Dec 1941	2255	Portolago (Leros)	1033,7	Patrolled southeast of Gaudo. First ordered to relieve Zaffiro between 33°40'N and 34°20'N, and between 22°40'E and 23°20'E. At 1225 hours on the 29th, MARICOSOM ordered her to patrol between 34°00'N and 34°40'N, and between 24°00'N and 24°40'E. Uneventful.
	Spigai, Virgilio	29 Dec 1941	0930	Portolago (Leros)	29 Dec 1941	1120	Portolago (Leros)	11,2	Trials.
	Spigai, Virgilio	7 Jan 1942	0750	Portolago (Leros)	7 Jan 1942	1140	Portolago (Leros)	16	Exercises.
	Spigai, Virgilio	17 Jan 1942	0855	Portolago (Leros)	17 Jan 1942	1120	Portolago (Leros)	16	Exercises.
13	Spigai, Virgilio	18 Jan 1942	0907	Portolago (Leros)	25 Jan 1942	2210	Portolago (Leros)	911	Patrolled between 33°00'N and 33°40'N, between 22°20'E and 22°40'E, in Grids 9128 and 1528. Uneventful. Early return due to defects. An ULTRA intercept indicates that she was to pass through 34°40'N, 26°40'E and 34°14'N, 26°32'E thence to her area. Returned via 34°28'N, 26°30'E.
	Spigai, Virgilio	6 Feb 1942	0800	Leros	6 Feb 1942	1322	Leros	21	Exercises with the submarine Beilul.
	Spigai, Virgilio	13 Feb 1942	0850	Leros	13 Feb 1942	1140	Leros	4	Trials.
	Spigai, Virgilio	16 Feb 1942	0850	Leros	16 Feb 1942	1449	Leros	32	Trials.
14	Spigai, Virgilio	4 Mar 1942	1421	Leros	24 Mar 1942	0630	Leros	1445	Patrolled south of Cyprus, off Haifa and Beirut, between 33°10'N and 34°20'N, and between 33°00'E and 34°00'E.
		6 Mar 1942	0420	35° 02'N, 29° 46'E	At 0420 hours, a Sunderland aircraft coming from Cyprus and flying low (100 meters) passed about 500 meters north of Ametista. The submarine dived.
		7 Mar 1942	0420	34° 40'N, 30° 06'E	At 0420 hours, a Sunderland was seen and the submarine dived.
		12 Mar 1942	0400	33° 35'N, 33° 29'E	At 0400, a Sunderland aircraft was seen coming from Haifa steering 300°, flying at an altitude of 300 meters. The submarine dived immediately.
		13 Mar 1942	1235	35° 05'N, 34° 23'E	At 1225 hours, the Swedish Relief ship Radmanso (4,182 GRT, built 1914) was sighted. She had sailed from Haifa for Piraeus via Castellorizo and was carrying wheat. She had been given a safe conduct and Ametista was aware of her passage.
		15 Mar 1942	2145	(0) 28 miles east of Cape Andreas.	At 2145 hours, a submarine chaser was sighted at 600 metres and Ametista dived.
		16 Mar 1942	0200	(0) 46° - Cape Andreas - 30 miles.	At 0200 hours, a submarine chaser was sighted at 250 metres and Ametista dived.
	Spigai, Virgilio	8 Apr 1942	1855	Leros	14 Apr 1942	0745	Messina		Passage Leros-Messina on her way to Naples. Sailed via (1) Kaso Straits (2) 35°00'N, 26°40'E (3) 34°20'N, 26°10'E (4) 34°20'N, 23°00'E (5) Point S1 (Messina). Sighted many aircraft and only Italian vessels.
	Spigai, Virgilio	16 Apr 1942	1855	Messina	17 Apr 1942	1540	Naples	957	Passage Messina-Naples.
	Spigai, Virgilio	21 Apr 1942	0930	Naples	21 Apr 1942	1055	Naples	50	Exercises.
	Sauro, Libero	28 May 1942		Naples	6 Jun 1942		Naples		Refit in Naples.
	,	24 Jun 1942	0920	Naples	24 Jun 1942	1515	Naples	24	Trials.
	,	27 Jun 1942	1320	Naples	27 Jun 1942	2010	Naples	20,5	Trials.
	,	29 Jun 1942	0900	Naples	29 Jun 1942	1645	Naples	16	Gyrocompass tests.
	Caprile, Francesco	7 Jul 1942	0852	Naples	7 Jul 1942	1830	Naples	47	Trials.
	Caprile, Francesco	8 Jul 1942	1503	Naples	8 Jul 1942	2330	Naples	38,7	Exercises.
	Caprile, Francesco	11 Jul 1942	0917	Naples	11 Jul 1942	1051	Naples	6	Trials.
	Caprile, Francesco	11 Jul 1942	1424	Naples	11 Jul 1942	1925	Naples	16,5	Trials.
	Caprile, Francesco	13 Jul 1942	1015	Naples	13 Jul 1942	1035	Naples	0,1	Immersion in dock.
	Caprile, Francesco	14 Jul 1942	0945	Naples	14 Jul 1942	1225	Naples	5,2	Trials.
	Caprile, Francesco	15 Jul 1942	0700	Naples	15 Jul 1942	0740	Naples	1,6	Changed moorings.
	Caprile, Francesco	18 Jul 1942	1403	Naples	18 Jul 1942	1605	Naples	6,3	Trials.
	Caprile, Francesco	18 Jul 1942	1800	Naples	18 Jul 1942	1835	Naples	1,6	Changed moorings.
	Caprile, Francesco	21 Jul 1942	1525	Naples	21 Jul 1942	1717	Naples	8,8	Trials.
	Caprile, Francesco	21 Jul 1942	2130	Naples	26 Jul 1942	1600	Portolago (Leros)	1044,2	Passage Naples-Portolago (Leros). Escorted by a MAS until 0100 hours on 22nd, then from 1400 to 2040 hours by the patrol boat A.S.51 (to Capo Dell'Armi). From 0530 hours on the 26th, escorted to Leros by the auxiliary Orsini.
		24 Jul 1942	1006		At 1006 hours, a transport escorted by two destroyers was sighted at 16,000 metres. This was the steamer Unione (6,070 GRT, built 1942) escorted by the destroyers Pigafetta and Premuda and were proceeding from Benghazi to Taranto. Pigafetta closed to a thousand meters of Ametista and exchanged recognition signals. Shortly after, a German aircraft was sighted and they also exchanged recognition signals.
		24 Jul 1942	1525		At 1525 hours, an Italian convoy was sighted at 20,000 metres. Ametista dived to 35 meters to avoid an incident and to test her hydrophones but heard nothing. Before midnight the submarine intercepted two signals from the torpedo boat Lince reporting a convoy under attack.
	Caprile, Francesco	6 Aug 1942	1413	Portolago (Leros)	6 Aug 1942	1820	Portolago (Leros)	10,8	Trials.
	Caprile, Francesco	11 Aug 1942	0807	Portolago (Leros)	11 Aug 1942	1215	Portolago (Leros)	14,5	Exercises.
	Caprile, Francesco	14 Aug 1942	1030	Portolago (Leros)	14 Aug 1942	1124	Portolago (Leros)	0,7	Trials.
	Caprile, Francesco	18 Aug 1942	0800	Portolago (Leros)	18 Aug 1942	1200	Portolago (Leros)	13	Exercises.
	Caprile, Francesco	23 Aug 1942	0635	Portolago (Leros)	23 Aug 1942	0854	Portolago (Leros)	20,3	Exercises.
	Caprile, Francesco	5 Sep 1942	0740	Portolago (Leros)	5 Sep 1942	1123	Portolago (Leros)	14	Exercises.
	Caprile, Francesco	15 Sep 1942	0711	Portolago (Leros)	15 Sep 1942	1115	Portolago (Leros)	16,5	Exercises.
15	Caprile, Francesco	23 Sep 1942	0610	Portolago (Leros)	11 Oct 1942	1615	Portolago (Leros)	1658,4	Sailed with the submarine Nereide and escorted by destroyer Sella 1840 hours on the 23rd. Patrolled south of Crete, 90 miles south of Kaso Island, between 33°40'N and 34°00'N, and between 26°35'E and 26°50'E. On her return, she was escorted by MAS 542 then by MAS 555, which took over until Leros.
		29 Sep 1942	0340	33° 47'N, 26° 42'E	At 0340 hours, an aircraft was seen at 500 metres and the submarine dived.
		3 Oct 1942	2330	33° 41'N, 26° 44'E	At 2330 hours, an aircraft was seen at 600 metres and the submarine dived.
	Caprile, Francesco	16 Oct 1942	0900	Portolago (Leros)	16 Oct 1942	0920	Portolago (Leros)	0,2	Changed moorings?
	Caprile, Francesco	21 Oct 1942	0925	Portolago (Leros)	21 Oct 1942	0940	Portolago (Leros)	0,2	Changed moorings?
	Caprile, Francesco	28 Oct 1942	0825	Portolago (Leros)	28 Oct 1942	1200	Portolago (Leros)	12	Trials.
	Caprile, Francesco	29 Oct 1942	0735	Portolago (Leros)	29 Oct 1942	1110	Portolago (Leros)	8	Trials.
	Caprile, Francesco	30 Oct 1942	0948	Portolago (Leros)	30 Oct 1942	0956	Portolago (Leros)	4	Trials.
	Caprile, Francesco	5 Nov 1942	0850	Portolago (Leros)	5 Nov 1942	1146	Portolago (Leros)	13	Trials.
	Caprile, Francesco	6 Nov 1942	1400	Portolago (Leros)	6 Nov 1942	1415	Portolago (Leros)	0,5	Changed moorings?
	Caprile, Francesco	10 Nov 1942	0800	Portolago (Leros)	10 Nov 1942	1145	Portolago (Leros)	16	Trials.
	Caprile, Francesco	11 Nov 1942	1347	Portolago (Leros)	11 Nov 1942	1715	Portolago (Leros)	15	Trials.
	Caprile, Francesco	14 Nov 1942	0634	Portolago (Leros)	14 Nov 1942	1305	Portolago (Leros)	24	Trials.
	Caprile, Francesco	15 Nov 1942	0920	Portolago (Leros)	15 Nov 1942	1128	Portolago (Leros)	11	Trials.
	Caprile, Francesco	20 Nov 1942	0917	Portolago (Leros)	20 Nov 1942	1215	Portolago (Leros)	14	Trials.
	Caprile, Francesco	3 Dec 1942	0848	Portolago (Leros)	3 Dec 1942	1200	Portolago (Leros)	11	Trials.
	Caprile, Francesco	22 Dec 1942	0848	Portolago (Leros)	22 Dec 1942	1200	Portolago (Leros)	11,5	Trials.
16	Caprile, Francesco	26 Dec 1942	0806	Portolago (Leros)	10 Jan 1943	1820	Portolago (Leros)	1183	Patrolled west of Cyprus, relieving Nereide in Grids 8389, between 35°20'N and 36°00'N, and between 30°00'E and 30°40'E. Departure known to British Intelligence through ULTRA. Uneventful patrol in very poor visibility marred by the death of one of the crew.
		2 Jan 1943	0825		At 0825 hours, tragedy struck the submarine when Sergeant R.T. Carmine Cantone, who had developed a high fever, passed away. His body was confined to the deep at 1745 hours. Ametista was disinfected upon arrival at Leros.
17	Caprile, Francesco	12 Feb 1943	0805	Portolago (Leros)	27 Feb 1943	1332	Portolago (Leros)	1475	Patrolled west of Cyprus, between 35°20'N and 36°00'N, and between 30°00'E and 30°40'E. Uneventful.
	Caprile, Francesco	12 Mar 1943	0835	Portolago (Leros)	12 Mar 1943	1130	Portolago (Leros)	7,5	Trials.
	Siriani, Emerico	15 Mar 1943	0905	Portolago (Leros)	15 Mar 1943	1114	Portolago (Leros)	6,7	Trials.
	Siriani, Emerico	23 Mar 1943	1455	Portolago (Leros)	23 Mar 1943	1743	Parteni	13,5	Passage Portolago-Parteni.
	Siriani, Emerico	1 Apr 1943	0930	Parteni	1 Apr 1943	1137	Portolago (Leros)	9,5	Passage Parteni-Portolago (Leros).
	Siriani, Emerico	10 Apr 1943	0803	Portolago (Leros)	10 Apr 1943	1204	Portolago (Leros)	18,5	Exercises.
	Siriani, Emerico	18 Apr 1943	0802	Portolago (Leros)	18 Apr 1943	1134	Portolago (Leros)	28	Exercises. On 22nd April 1943, she was reported operational with two periscopes in working order.
	Siriani, Emerico	30 Apr 1943	0810	Portolago (Leros)	30 Apr 1943	1155	Portolago (Leros)	16,7	Exercises.
18	Siriani, Emerico	6 May 1943	0903	Portolago (Leros)	27 May 1943	1356	Brindisi	1896,5	Sailed with the submarine Onice until the Kaso Straits and patrolled in Gulf of Sirte, between 32°00'N and 32°50'N, and between 17°00'E and 17°40'E. Returned to Brindisi through 38°36'N, 18°48'E. She was instructed not to attack submarines.
		6 May 1943	2115	35° 10'N, 26° 40'E	At 2115 hours, a Swedish relief ship was sighted at 20,000 metres.
		9 May 1943	2130	33° 10'N, 18° 18'E	At 2130 hours, an illuminated ship was sighted at 20,000 metres steering 090°. Ametista closed to about 6,000 meters when the ship was identified as a hospital ship.
		24 May 1943	0826	32° 44'N, 17° 36'E	At 0826 hours, a ship was sighted at 15,000 metres steering 090°. Ametista closed to 4,500 meters, when the ship was identified as a hospital ship. The submarine got as near as 3,000 metres before turning away.
		25 May 1943	1230	35° 40'N, 18° 08'E	At 1230 hours, a squadron of eighteen four-engine bombers were sighted at 6,000 metres steering 330°. Ametista dived immediately to a depth of 50 meters.
		25 May 1943	1350	35° 52'N, 18° 12'E	At 1350 hours, a large aircraft was seen at 8,000 metres and the submarine dived.
		25 May 1943	1451	35° 53'N, 18° 12'E	At 1451 hours, a squadron of 18 four-engine bombers (probably the same squadron sighted before) was sighted at 6,000 metres on a southerly course. Ametista dived.
		26 May 1943	0154	37° 40'N, 18° 38'E	At 0154 hours, a hospital ship was sighted steering 090°.
		27 May 1943	1100	40° 52'N, 18° 16'E	At 1100 hours, the steamer Campidoglio (3,905 GRT, built 1932) was observed proceeding to Brindisi.
		27 May 1943	1120	40° 56'N, 18° 15'E	At 1120 hours, a hospital ship and two "Protected" steamers were sighted. It was probably the hospital ship Gradisca sailing from Bari for Smyrna (Turkey) where a prisonner of war exchange was to take place.
	Siriani, Emerico	29 May 1943	1800	Brindisi	31 May 1943	1117	Fiume	400	Passage Brindisi-Fiume for refit.
	,	3 Jun 1943		Fiume	23 Jun 1943		Fiume		Refit in Fiume.
	Ferrari, Giuseppe A.	24 Jun 1943		Fiume	4 Jul 1943		Fiume		Refit in Fiume.
	Nebbiai, Mario	4 Jul 1943		Fiume			Fiume		Refit in Fiume.
		26 Aug 1943	Time?	Fiume	26 Aug 1943	1950	Fiume		Exercises.
		2 Sep 1943	1400	Fiume	2 Sep 1943	1900	Fiume		Exercises.
	Ginocchio, Luigi	9 Sep 1943	Evening	Fiume	11 Sep 1943	Morning	Ancona		Passage Fiume-Ancona.
	Ginocchio, Luigi	12 Sep 1943	1500	Ancona	12 Sep 1943	1930	Scuttled		Scuttled off Numana after armistice.
		12 Sep 1943	1930	(0) Off Numana (Ancona).	At 1930 hours, Ametista was on her way to Taranto, when S.T.V Luigi Ginocchio decided to scuttle her rather than surrender to the Allies. Two or three ratings were reported to have drowned. For his decision which ran counter to the Armistice conditions, Ginocchio was later court-martialed.

136 entries. 121 total patrol entries (18 marked as war patrols) and 24 events.

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