Afroessa 1944
| Name | No | Yard No | Builder | Laid down | Launched | Comp | Fate |
| Κάλυμνος [Kalymnos] (ex-BYMS2033, ex-BYMS33) | M201 | American Car & Foundry, Wilmington, USA | 6.1942 | 6.1.1943 | 4.1943 // 1.1946 | stricken 1973 | |
| Αύρα [Aura] (ex-BYMS2054, ex-BYMS54) | Gibbs Gas Engine, Jackson, USA | 8.1942 | 31.12.1942 | 6.1943 // 2.1948 | stricken 1962 | ||
| Παξοί [Paxoi] (ex-BYMS2056, ex-BYMS56) | M202 | Westerguard Boat Works, Biloxi, USA | 5.1942 | 24.12.1942 | 6.1943 // 4.1946 | stricken 1969 | |
| Αριάδνη [Ariadne] (ex-BYMS2058, ex-BYMS58) | P231 | Westerguard Boat Works, Biloxi, USA | 5.1942 | 15.1.1943 | 8.1943 // 9.1947 | patrol 1957, stricken 1971 | |
| Καρτερία [Karteria] (ex-BYMS2065, ex-BYMS65) | M203 | Wheeler SB, Whitestone, USA | 4.1942 | 21.12.1942 | 1.1943 // 6.1943 | stricken 9.1973 | |
| Πάραλος [Paralos] (ex-BYMS2066, ex-BYMS66) | M204 | Wheeler SB, Whitestone, USA | 4.1942 | 11.1.1943 | 2.1943 // 6.1943 | stricken 9.1973 | |
| Σαλαμινία [Salaminia] (ex-BYMS2067, ex-BYMS67) | M205 | Wheeler SB, Whitestone, USA | 4.1942 | 25.1.1943 | 2.1943 // 6.1943 | stricken 1966 | |
| Λευκάς [Lefkas] (ex-BYMS2068, ex-BYMS68) | M206 | Wheeler SB, Whitestone, USA | 4.1942 | 9.2.1943 | 3.1943 // 5.1946 | stricken 1966 | |
| Κάσος [Kassos] (ex-BYMS2074, ex-BYMS74) | Wheeler SB, Whitestone, USA | 8.1942 | 24.4.1943 | 6.1943 // 12.1943 | sunk 15.10.1944 | ||
| Προκύων [Prokyon] (ex-BYMS2076, ex-BYMS76) | P232 | Wheeler SB, Whitestone, USA | 8.1942 | 8.5.1943 | 6.1943 // 2.1948 | patrol 1959, stricken 1968 | |
| Βέγας [Vegas] (ex-BYMS2078, ex-BYMS78) | A478 | Wheeler SB, Whitestone, USA | 10.1942 | 22.5.1943 | 7.1943 // 2.1948 | survey vessel 1957, discarded 1975 | |
| Κλειώ [Kleio] (ex-BYMS2152, ex-BYMS152, ex-YMS152) | P233 | Campbell Machine, San Diego, USA | 8/1942 | 17.4.1943 | 11.1943 // 8.1947 | patrol 1959, stricken 1967 | |
| Κεφαλληνία [Kefallinia] (ex-BYMS2171, ex-BYMS171, ex-YMS171) | M207 | Henry C. Grebe & Co, Chicago, USA | 5/1942 | 21.11.1942 | 3.1943 // 4.1946 | stricken 1966 | |
| Κέρκυρα [Kerkyra] (ex-BYMS2172, ex-BYMS172, ex-YMS172) | M208 | Henry C. Grebe & Co, Chicago, USA | 5/1942 | 26.11.1942 | 4.1943 // 4.1946 | stricken 1960 | |
| Λαμπαδιάς [Lambadias] (ex-BYMS2182, ex-BYMS182, ex-YMS182) | P234 | Henry C. Grebe & Co, Chicago, USA | 1/1943 | 15.7.1943 | 9.1943 // 12.1946 | patrol 1959, stricken 1968 | |
| Αφροέσσα [Afroessa] (ex-BYMS2185, ex-BYMS185, ex-YMS185) | M209 | Greenport Basin, Long Island, USA | 5/1942 | 8.8.1942 | 2.1943 // 6.1943 | stricken 9.1973 | |
| Λέρος [Leros] (ex-BYMS2186, ex-BYMS186, ex-YMS186) | M210 | Greenport Basin, Long Island, USA | 5/1942 | 22.8.1942 | 2.1943 // 12.1943 | stricken 1969 | |
| Σύμη [Symi] (ex-BYMS2190, ex-BYMS190, ex-YMS190) | M211 | Greenport Basin, Long Island, USA | 8/1942 | 31.10.1942 | 5.1943 // 12.1943 | stricken 1966 | |
| Κως [Kos] (ex-BYMS2191, ex-BYMS191, ex-YMS191) | Greenport Basin, Long Island, USA | 9/1942 | 14.11.1942 | 6.1943 // 12.1943 | sunk 15.10.1944 | ||
| Ζάκυνθος [Zakynthos] (ex-BYMS2209, ex-BYMS209, ex-YMS209) | M212 | Robert Jacob, City Island, USA | 4/1942 | 15.8.1942 | 3.1943 // 4.1946 | stricken 1973 | |
| Πήγασος [Pigassos] (ex-BYMS2221, ex-BYMS221, ex-YMS221) | P236 | Martinac SB, Tacoma, USA | 12/1942 | 22.4.1943 | 9.1943 // 2.1948 | patrol 1959, stricken 1968 | |
| Πάτμος [Patmos] (ex-BYMS2229, ex-BYMS229, ex-YMS229) | M213 | Frank L. Sample, Boothby, USA | 9/1942 | 11.1.1943 | 6.1943 // 12.1943 | stricken 1966 | |
| Ιθάκη [Ithaki] (ex-BYMS2240, ex-BYMS240, ex-YMS240) | M214 | Stadium Yacht Basin, Cleveland, USA | 4/1942 | 31.10.1942 | 5.1943 // 5.1946 | stricken 1966 | |
| Θάλεια [Thalia] (ex-BYMS2252, ex-BYMS252, ex-YMS252) | P238 | Weaver SY, Orange, USA | 5/1942 | 24.6.1943 | 9.1943 // 5.1946 | patrol 1959, stricken 1967 | |
| Ανδρομέδα [Andromeda] (ex-BYMS2261, ex-BYMS261, ex-YMS261) | P240 | South Coast SB, Newport Beach, USA | 6/1942 | 25.9.1942 | 7.1943 // 5.1946 | patrol 1959, stricken 1967 |
|
Displacement standard, t |
270 |
|
Displacement full, t |
320 |
|
Length, m |
39.6 wl 41.5 oa |
|
Breadth, m |
7.47 |
|
Draught, m |
2.36 full load |
|
No of shafts |
2 |
|
Machinery |
2 diesels |
|
Power, h. p. |
800 |
|
Max speed, kts |
14 |
|
Fuel, t |
diesel oil |
| Endurance, nm(kts) |
2000 (12) |
|
Armament |
1 x 1 - 76/50 Mk 21, 2 x 1 - 20/70 Mk 10, 2 DCT, 2 DCR, mechanical, magnetic, acoustic minesweeping gear |
|
Electronic equipment |
SO or SU radar |
| Complement |
60 |
Project history: YMS class minesweepers, built specially for transfer to RN on lend-lease. First four soon after arrival to British ports were transferred to Greece (formally they were registered as returned by Great Britain 12.8.1944 to USA), three more were returned by Royal Navy to US Navy 15.12.1943 and transferred by latter to Greece 20.12.1943. After war, in 1946-1948, Greece received additional boats.
Modernizations: 1957, Ariadne; 1959, Prokyon, Kleio, Lambadias, Pigassos, Thalia, Andromeda: - minesweeping gear
Naval service: Kassos and Kos were lost on mines 15.10.1944 at approaches to Piraeus.
Afroessa 1951
© Ivan Gogin, 2011-15