BYMS2001 1944
| Name | No | Builder | Laid down | Launched | Comp | Fate |
| BYMS1, 1944 - BYMS2001 | J801 | American Car & Foundry, Wilmington, USA | 7/1941 | 17/3/1942 | 5/1942 | returned 12/1946 |
| BYMS2, 1944 - BYMS2002 | J802 | American Car & Foundry, Wilmington, USA | 8/1941 | 2/4/1942 | 6/1942 | returned 9/1947 |
| BYMS3, 1944 - BYMS2003 | J803 | American Car & Foundry, Wilmington, USA | 8/1941 | 14/5/1942 | 7/1942 | returned 12/1946 |
| BYMS4, 1944 - BYMS2004 | J804 | American Car & Foundry, Wilmington, USA | 8/1941 | 18/6/1942 | 8/1942 | returned 9/1947 |
| BYMS5, 1944 - BYMS2005 | J805 | Wheeler SB, Whitestone, USA | 10/1941 | 17/8/1942 | 9/1942 | returned 11/1946, to South Korea 1948 (Kil Chu) |
| BYMS6, 1944 - BYMS2006 | J806 | Wheeler SB, Whitestone, USA | 11/1941 | 22/8/1942 | 9/1942 | returned 11/1946, to South Korea 1948 (Kong City) |
| BYMS7, 1944 - BYMS2007 | J807 | Wheeler SB, Whitestone, USA | 11/1941 | 7/9/1942 | 10/1942 | returned 11/1946 |
| BYMS8, 1944 - BYMS2008 | J808 | Wheeler SB, Whitestone, USA | 11/1941 | 7/9/1942 | 10/1942 | returned 11/1946, to South Korea 1948 (Yong Kung) |
| BYMS9, 1944 - BYMS2009 | J809 | Associated SB, Seattle, USA | 9/1941 | 17/3/1942 | 9/1942 | to Italy 1/1947 (Anemone) |
| BYMS10, 1944 - BYMS2010 | J810 | Associated SB, Seattle, USA | 9/1941 | 19/2/1942 | 7/1942 | sold 12/1947 |
| BYMS11, 1944 - BYMS2011 | J811 | Associated SB, Seattle, USA | 2/1942 | 30/4/1942 | 9/1942 | for disposal 1/1947 |
| BYMS12, 1944 - BYMS2012 | J812 | Associated SB, Seattle, USA | 3/1942 | 27/5/1942 | 10/1942 | to Italy 1/1947 (Biancospino) |
| BYMS13, 1944 - BYMS2013 | J813 | Associated SB, Seattle, USA | 3/1942 | 4/7/1942 | 10/1942 | for disposal 1/1947, to Egypt 1949 (Gaza) |
| BYMS14, 1944 - BYMS2014 | J814 | Associated SB, Seattle, USA | 5/1942 | 11/8/1942 | 11/1942 | to Italy 1/1947 (Geranio) |
| BYMS15, 1944 - BYMS2015 | J815 | Dachel - Carter SB, Benton Harbor, USA | 7/1941 | 25/3/1942 | 7/1942 | returned 9/1946 |
| BYMS16, 1944 - BYMS2016 | J816 | Dachel - Carter SB, Benton Harbor, USA | 7/1941 | 24/2/1942 | 6/1942 | returned 2/1948 |
| BYMS17, 1944 - BYMS2017 | J817 | Bellingham Marine, USA | 7/1941 | 14/4/1942 | 5/1942 | returned 7/1946, to China 1948 |
| BYMS18, 1944 - BYMS2018 | J818 | Bellingham Marine, USA | 7/1941 | 2/5/1942 | 7/1942 | returned 7/1946 |
| BYMS19 | J819 | Bellingham Marine, USA | 7/1941 | 30/5/1942 | 8/1942 | sunk 19/9/1943 |
| BYMS20, 1944 - BYMS2020 | J820 | Bellingham Marine, USA | 8/1941 | 27/6/1942 | 8/1942 | returned 7/1947 |
| BYMS21, 1944 - BYMS2021 | J821 | Seattle SB, USA | 8/1941 | 28/2/1942 | 8/1942 | returned 9/1947 |
| BYMS22, 1944 - BYMS2022 | J822 | Seattle SB, USA | 10/1941 | 21/3/1942 | 9/1942 | sunk 16/8/1944 |
| BYMS23, 1944 - BYMS2023 | J823 | Seattle SB, USA | 3/1942 | 23/5/1942 | 10/1942 | returned 5/1947, to Italy 1947 (Mughetto) |
| BYMS24, 1944 - BYMS2024 | J824 | Seattle SB, USA | 3/1942 | 27/6/1942 | 11/1942 | returned 5/1947, to Italy 1947 (Narcisco) |
| BYMS25, 1944 - BYMS2025 | J825 | Ballard Marine Railway, Seattle, USA | 8/1941 | 21/2/1942 | 7/1942 | returned 12/1946 |
| BYMS26, 1944 - BYMS2026 | J826 | Ballard Marine Railway, Seattle, USA | 8/1941 | 21/3/1942 | 8/1942 | for disposal 1/1947 |
| BYMS27, 1944 - BYMS2027 | J827 | Ballard Marine Railway, Seattle, USA | 10/1941 | 23/5/1942 | 9/1942 | to Italy 1/1947 (Oleandro) |
| BYMS28, 1944 - BYMS2028 | J828 | Ballard Marine Railway, Seattle, USA | 2/1942 | 27/6/1942 | 10/1942 | for disposal 1/1947, to Egypt 1949 (Arish) |
| BYMS29, 1944 - BYMS2029 | J829 | Barbour Boat Works, New Bern, USA | 8/1941 | 17/1/1942 | 6/1942 | returned 2/1948 |
| BYMS30, 1944 - BYMS2030 | J830 | Barbour Boat Works, New Bern, USA | 8/1941 | 12/3/1942 | 7/1942 | sunk 8/10/1944 |
| BYMS31, 1944 - BYMS2031 | J831 | American Car & Foundry, Wilmington, USA | 5/1942 | 7/9/1942 | 3/1943 | returned 7/1947 |
| BYMS32, 1944 - BYMS2032 | J832 | American Car & Foundry, Wilmington, USA | 5/1942 | 29/10/1942 | 4/1943 | returned 5/1948, to Finland 1948 (Purunpaa) |
| BYMS33, 1944 - BYMS2033 | J833 | American Car & Foundry, Wilmington, USA | 6/1942 | 6/1/1943 | 4/1943 | returned 1/1946, to Greece (Kalymnos) |
| BYMS34, 1944 - BYMS2034 | J834 | American Car & Foundry, Wilmington, USA | 6/1942 | 11/3/1943 | 6/1943 | returned 9/1947 |
| BYMS35, 1944 - BYMS2035 | J835 | American Car & Foundry, Wilmington, USA | 9/1942 | 24/6/1943 | 8/1943 | returned 10/1947, to Egypt (Malek Fouad) |
| BYMS36, 1944 - BYMS2036 | J836 | American Car & Foundry, Wilmington, USA | 10/1942 | 29/7/1943 | 9/1943 | returned 9/1946 |
| BYMS37, 1944 - BYMS2037 | J837 | Barbour Boat Works, New Bern, USA | 5/1942 | 7/9/1942 | 3/1943 | returned 5/1947, to Italy (Orchidea) |
| BYMS38, 1944 - BYMS2038 | J838 | Barbour Boat Works, New Bern, USA | 5/1942 | 30/9/1942 | 4/1943 | returned 4/1946, to Netherlands 1947 (Marsdiep) |
| BYMS39, 1944 - BYMS2039 | J839 | Barbour Boat Works, New Bern, USA | 5/1942 | 14/10/1942 | 6/1943 | returned 5/1946 |
| BYMS40, 1944 - BYMS2040 | J840 | Barbour Boat Works, New Bern, USA | 9/1942 | 7/12/1942 | 8/1943 | returned 9/1947 |
| BYMS41, 1944 - BYMS2041 | J841 | Barbour Boat Works, New Bern, USA | 10/1942 | 15/6/1943 | 10/1943 | returned 10/1947, to Egypt (Darfur) |
| BYMS42, 1944 - BYMS2042 | J842 | Barbour Boat Works, New Bern, USA | 10/1942 | 26/6/1943 | 11/1943 | returned 12/1945, to Italy 1947 (Gladiolo) |
| BYMS43, 1944 - BYMS2043 | J843 | Gibbs Gas Engine, Jackson, USA | 4/1942 | 12/6/1942 | 11/1942 | returned 9/1946 |
| BYMS44, 1944 - BYMS2044 | J844 | Gibbs Gas Engine, Jackson, USA | 4/1942 | 19/6/1942 | 12/1942 | returned 5/1948, to Finland 1948 (Vahterpaa) |
| BYMS45, 1944 - BYMS2045 | J845 | Gibbs Gas Engine, Jackson, USA | 4/1942 | 4/7/1942 | 1/1943 | returned 7/1946 |
| BYMS46, 1944 - BYMS2046 | J846 | Gibbs Gas Engine, Jackson, USA | 4/1942 | 19/7/1942 | 2/1943 | returned 4/1946, to Netherlands 1947 (Westerschelde) |
| BYMS47, 1944 - BYMS2047 | J847 | Gibbs Gas Engine, Jackson, USA | 4/1942 | 9/8/1942 | 2/1943 | returned 5/1948, to Finland 1948 (Tammenpaa) |
| BYMS48, 1944 - BYMS2048 | J848 | Gibbs Gas Engine, Jackson, USA | 4/1942 | 19/8/1942 | 3/1943 | returned 1/1947, to Netherlands (Zuiderdiep) |
| BYMS49, 1944 - BYMS2049 | J849 | Gibbs Gas Engine, Jackson, USA | 5/1942 | 1/9/1942 | 4/1943 | returned 5/1948, to Finland (Katanpaa) |
| BYMS50, 1944 - BYMS2050 | J850 | Gibbs Gas Engine, Jackson, USA | 5/1942 | 7/9/1942 | 4/1943 | returned 4/1946, to Netherlands 1947 (Hollandschdiep ) |
| BYMS51, 1944 - BYMS2051 | J851 | Gibbs Gas Engine, Jackson, USA | 7/1942 | 18/9/1942 | 5/1943 | returned 9/1947 |
| BYMS52, 1944 - BYMS2052 | J852 | Gibbs Gas Engine, Jackson, USA | 7/1942 | 3/10/1942 | 5/1943 | returned 5/1948 |
| BYMS53, 1944 - BYMS2053 | J853 | Gibbs Gas Engine, Jackson, USA | 8/1942 | 28/12/1942 | 6/1943 | sunk 28/4/1945 |
| BYMS54, 1944 - BYMS2054 | J854 | Gibbs Gas Engine, Jackson, USA | 8/1942 | 31/12/1942 | 6/1943 | returned 2/1948, to Greece (Aura) |
| BYMS55, 1944 - BYMS2055 | J855 | Westerguard Boat Works, Biloxi, USA | 4/1942 | 7/12/1942 | 5/1943 | returned 2/1948, to South Korea 1949 (Ko Yung) |
| BYMS56, 1944 - BYMS2056 | J856 | Westerguard Boat Works, Biloxi, USA | 5/1942 | 24/12/1942 | 6/1943 | returned 4/1946, to Greece (Paxoi) |
| BYMS57, 1944 - BYMS2057 | J857 | Westerguard Boat Works, Biloxi, USA | 5/1942 | 15/1/1943 | 7/1943 | returned 9/1947 |
| BYMS58, 1944 - BYMS2058 | J858 | Westerguard Boat Works, Biloxi, USA | 5/1942 | 15/1/1943 | 8/1943 | returned 9/1947, to Greece (Ariadne) |
| BYMS59, 1944 - BYMS2059 | J859 | Westerguard Boat Works, Biloxi, USA | 5/1942 | 6/2/1943 | 8/1943 | lost 24/8/1946 |
| BYMS60, 1944 - BYMS2060 | J860 | Westerguard Boat Works, Biloxi, USA | 5/1942 | 20/2/1943 | 9/1943 | returned 9/1946 |
| BYMS61, 1944 - BYMS2061 | J861 | Westerguard Boat Works, Biloxi, USA | 12/1942 | 8/5/1943 | 9/1943 | returned 9/1946 |
| BYMS62, 1944 - BYMS2062 | J862 | Westerguard Boat Works, Biloxi, USA | 12/1942 | 25/5/1943 | 10/1943 | returned 12/1946 |
| BYMS63, 1944 - BYMS2063 | J863 | Westerguard Boat Works, Biloxi, USA | 1/1943 | 12/6/1943 | 11/1943 | returned 4/1948 |
| BYMS64, 1944 - BYMS2064 | J864 | Westerguard Boat Works, Biloxi, USA | 1/1943 | 2/8/1943 | 11/1943 | returned 7/1946 |
| BYMS65, 1944 - BYMS2065 | J865 | Wheeler SB, Whitestone, USA | 4/1942 | 21/12/1942 | 1/1943 | to Greece 6/1943 (Karteria) |
| BYMS66, 1944 - BYMS2066 | J866 | Wheeler SB, Whitestone, USA | 4/1942 | 11/1/1943 | 2/1943 | to Greece 6/1943 (Paralos) |
| BYMS67, 1944 - BYMS2067 | J867 | Wheeler SB, Whitestone, USA | 4/1942 | 25/1/1943 | 2/1943 | to Greece 6/1943 (Salaminia) |
| BYMS68, 1944 - BYMS2068 | J868 | Wheeler SB, Whitestone, USA | 4/1942 | 9/2/1943 | 3/1943 | to Greece 5/1946 (Lefkas) |
| BYMS69, 1944 - BYMS2069 | J869 | Wheeler SB, Whitestone, USA | 5/1942 | 3/3/1943 | 3/1943 | returned 10/1947, to Egypt (Naharia) |
| BYMS70, 1944 - BYMS2070 | J870 | Wheeler SB, Whitestone, USA | 5/1942 | 22/2/1943 | 4/1943 | returned 5/1948 |
| BYMS71, 1944 - BYMS2071 | J871 | Wheeler SB, Whitestone, USA | 6/1942 | 24/3/1943 | 5/1943 | returned 9/1947 |
| BYMS72, 1944 - BYMS2072 | J872 | Wheeler SB, Whitestone, USA | 6/1942 | 7/4/1943 | 5/1943 | lost 11/9/1943 |
| BYMS73, 1944 - BYMS2073 | J873 | Wheeler SB, Whitestone, USA | 7/1942 | 14/4/1943 | 5/1943 | returned 5/1947 |
| BYMS74, 1944 - BYMS2074 | J874 | Wheeler SB, Whitestone, USA | 8/1942 | 24/4/1943 | 6/1943 | to Greece 12/1943 (Kassos) |
| BYMS75, 1944 - BYMS2075 | J875 | Wheeler SB, Whitestone, USA | 7/1942 | 1/5/1943 | 6/1943 | returned 6/1947, to Egypt (Kaisaria) |
| BYMS76, 1944 - BYMS2076 | J876 | Wheeler SB, Whitestone, USA | 8/1942 | 8/5/1943 | 6/1943 | returned 2/1948, to Greece (Prokyon) |
| BYMS77, 1944 - BYMS2077 | J877 | Wheeler SB, Whitestone, USA | 10/1942 | 15/5/1943 | 7/1943 | sunk 25/10/1944 |
| BYMS78, 1944 - BYMS2078 | J878 | Wheeler SB, Whitestone, USA | 10/1942 | 22/5/1943 | 7/1943 | returned 2/1948, to Greece (Vegas) |
| BYMS79, 1944 - BYMS2079 | J879 | Wheeler SB, Whitestone, USA | 10/1942 | 22/5/1943 | 7/1943 | returned 5/1948 |
| BYMS80, 1944 - BYMS2080 | J880 | Wheeler SB, Whitestone, USA | 11/1942 | 31/5/1943 | 8/1943 | returned 7/1946 |
| BYMS137, 1944 - BYMS2137 (ex-YMS137) | J937 | Astoria Marine, USA | 8/1942 | 19/3/1943 | 4/1943 | returned 12/1945 |
| BYMS141, 1944 - BYMS2141 (ex-YMS141) | J941 | Astoria Marine, USA | 3/1943 | 19/7/1943 | 8/1943 | returned 5/1947, to Italy (Dalia) |
| BYMS142, 1944 - BYMS2142 (ex-YMS142) | J942 | Astoria Marine, USA | 4/1943 | 16/8/1943 | 9/1943 | returned 5/1947, to Italy (Azalea) |
| BYMS148, 1944 - BYMS2148 (ex-YMS148) | J948 | Western Boatbuilding, San Diego, USA | 6/1942 | 29/11/1942 | 5/1943 | returned 11/1946, to South Korea 1948 (YMS516) |
| BYMS149, 1944 - BYMS2149 (ex-YMS149) | J949 | Western Boatbuilding, San Diego, USA | 10/1942 | 4/3/1943 | 8/1943 | returned 6/1947, to Egypt (Rafah) |
| BYMS150, 1944 - BYMS2150 (ex-YMS150) | J950 | Western Boatbuilding, San Diego, USA | 12/1942 | 5/4/1943 | 8/1943 | returned 8/1947, to Italy (Gardenia) |
| BYMS152, 1944 - BYMS2152 (ex-YMS152) | J952 | Campbell Machine, San Diego, USA | 8/1942 | 17/4/1943 | 11/1943 | returned 8/1947, to Greece (Kleio) |
| BYMS153, 1944 - BYMS2153 (ex-YMS153) | J953 | Campbell Machine, San Diego, USA | 8/1942 | 31/7/1943 | 11/1943 | returned 7/1946 |
| BYMS154, 1944 - BYMS2154 (ex-YMS154) | J954 | Campbell Machine, San Diego, USA | 8/1942 | 4/9/1943 | 1/1944 | returned 5/1945 |
| BYMS155, 1944 - BYMS2155 (ex-YMS155) | J955 | Burger Boat, Manitowoc, USA | 6/1942 | 27/10/1942 | 2/1943 | returned 5/1946, to Netherlands 1947 (Vliestroom) |
| BYMS156, 1944 - BYMS2156 (ex-YMS156) | J956 | Burger Boat, Manitowoc, USA | 6/1942 | 12/11/1942 | 3/1943 | returned 4/1946, to Netherlands 1947 (Texelstroom) |
| BYMS157, 1944 - BYMS2157 (ex-YMS157) | J957 | Burger Boat, Manitowoc, USA | 7/1942 | 1/12/1942 | 4/1943 | returned 8/1947 |
| BYMS161, 1944 - BYMS2161 (ex-YMS161) | J961 | Burger Boat, Manitowoc, USA | 12/1942 | 3/4/1943 | 7/1943 | returned 11/1946 |
| BYMS162, 1944 - BYMS2162 (ex-YMS162) | J962 | Burger Boat, Manitowoc, USA | 12/1942 | 24/4/1943 | 8/1943 | returned 11/1946 |
| BYMS167, 1944 - BYMS2167 (ex-YMS167) | J967 | Dachel - Carter SB, Benton Harbor, USA | 8/1942 | 12/6/1943 | 7/1943 | returned 8/1947 |
| BYMS168, 1944 - BYMS2168 (ex-YMS168) | J968 | Dachel - Carter SB, Benton Harbor, USA | 9/1942 | 4/7/1943 | 8/1943 | returned 9/1946 |
| BYMS171, 1944 - BYMS2171 (ex-YMS171) | J971 | Henry C. Grebe & Co, Chicago, USA | 5/1942 | 21/11/1942 | 3/1943 | returned 4/1946, to Greece (Kefallinia) |
| BYMS172, 1944 - BYMS2172 (ex-YMS172) | J972 | Henry C. Grebe & Co, Chicago, USA | 5/1942 | 26/11/1942 | 4/1943 | returned 4/1946, to Greece (Kerkyra) |
| BYMS173, 1944 - BYMS2173 (ex-YMS173) | J973 | Henry C. Grebe & Co, Chicago, USA | 5/1942 | 7/12/1942 | 5/1943 | returned 8/1947, to Italy (Begonia) |
| BYMS174, 1944 - BYMS2174 (ex-YMS174) | J974 | Henry C. Grebe & Co, Chicago, USA | 6/1942 | 19/12/1942 | 5/1943 | returned 6/1947 |
| BYMS175, 1944 - BYMS2175 (ex-YMS175) | J975 | Henry C. Grebe & Co, Chicago, USA | 6/1942 | 9/1/1943 | 6/1943 | returned 6/1947, to Egypt (Gaza) |
| BYMS181, 1944 - BYMS2181 (ex-YMS181) | J981 | Henry C. Grebe & Co, Chicago, USA | 1/1943 | 24/6/1943 | 9/1943 | returned 9/1946 |
| BYMS182, 1944 - BYMS2182 (ex-YMS182) | J982 | Henry C. Grebe & Co, Chicago, USA | 1/1943 | 15/7/1943 | 9/1943 | returned 12/1946, to Greece (Lambadias) |
| BYMS185, 1944 - BYMS2185 (ex-YMS185) | J985 | Greenport Basin, Long Island, USA | 5/1942 | 8/8/1942 | 2/1943 | to Greece 6/1943 (Afroessa) |
| BYMS186, 1944 - BYMS2186 (ex-YMS186) | J986 | Greenport Basin, Long Island, USA | 5/1942 | 22/8/1942 | 2/1943 | to Greece 12/1943 (Leros) |
| BYMS187, 1944 - BYMS2187 (ex-YMS187) | J987 | Greenport Basin, Long Island, USA | 6/1942 | 7/9/1942 | 3/1943 | returned 7/1947 |
| BYMS188, 1944 - BYMS2188 (ex-YMS188) | J988 | Greenport Basin, Long Island, USA | 7/1942 | 26/9/1942 | 3/1943 | returned 1/1947, to Netherlands (Volkerak) |
| BYMS189, 1944 - BYMS2189 (ex-YMS189) | J989 | Greenport Basin, Long Island, USA | 8/1942 | 14/10/1942 | 5/1943 | returned 8/1947 |
| BYMS190, 1944 - BYMS2190 (ex-YMS190) | J990 | Greenport Basin, Long Island, USA | 8/1942 | 31/10/1942 | 5/1943 | to Greece 12/1943 (Symi) |
| BYMS191, 1944 - BYMS2191 (ex-YMS191) | J991 | Greenport Basin, Long Island, USA | 9/1942 | 14/11/1942 | 6/1943 | to Greece 12/1943 (Kos) |
| BYMS194, 1944 - BYMS2194 (ex-YMS194) | J994 | Greenport Basin, Long Island, USA | 11/1942 | 30/1/1943 | 7/1943 | returned 12/1947, to Italy (Tulipano) |
| BYMS197, 1944 - BYMS2197 (ex-YMS197) | J997 | Hiltebrant Dry Dock, Kingston, USA | 4/1942 | 24/8/1942 | 5/1943 // 6/1943 | returned 6/1946 |
| BYMS202, 1944 - BYMS2202 (ex-YMS202) | J1002 | Hiltebrant Dry Dock, Kingston, USA | 9/1942 | 9/12/1942 | 8/1943 | returned 2/1948 |
| BYMS203, 1944 - BYMS2203 (ex-YMS203) | J1003 | Hiltebrant Dry Dock, Kingston, USA | 10/1942 | 15/1/1943 | 8/1943 | returned 11/1946 |
| BYMS204, 1944 - BYMS2204 (ex-YMS204) | J1004 | Hiltebrant Dry Dock, Kingston, USA | 11/1942 | 2/3/1943 | 9/1943 | returned 9/1946 |
| BYMS205, 1944 - BYMS2205 (ex-YMS205) | J1005 | Hiltebrant Dry Dock, Kingston, USA | 11/1942 | 31/3/1943 | 9/1943 | returned 9/1946 |
| BYMS206, 1944 - BYMS2206 (ex-YMS206) | J1006 | Hiltebrant Dry Dock, Kingston, USA | 12/1942 | 29/4/1943 | 10/1943 | returned 5/1947, to Italy (Magnolia) |
| BYMS207, 1944 - BYMS2207 (ex-YMS207) | J1007 | Robert Jacob, City Island, USA | 4/1942 | 1/8/1942 | 1/1943 // 3/1943 | to France 3/1944 (D354 Petunia) |
| BYMS208, 1944 - BYMS2208 (ex-YMS208) | J1008 | Robert Jacob, City Island, USA | 4/1942 | 8/8/1942 | 2/1943 // 3/1943 | to France 3/1944 (D355 Genet) |
| BYMS209, 1944 - BYMS2209 (ex-YMS209) | J1009 | Robert Jacob, City Island, USA | 4/1942 | 15/8/1942 | 3/1943 | returned 4/1946, to Greece (Zakynthos) |
| BYMS210, 1944 - BYMS2210 (ex-YMS210) | J1010 | Robert Jacob, City Island, USA | 5/1942 | 7/9/1942 | 4/1943 | returned 4/1946, to Netherlands (Borndiep) |
| BYMS211, 1944 - BYMS2211 (ex-YMS211) | J1011 | Robert Jacob, City Island, USA | 5/1942 | 10/10/1942 | 5/1943 | returned 8/1947, to Poland 1948 (Delfin) |
| BYMS212, 1944 - BYMS2212 (ex-YMS212) | J1012 | Robert Jacob, City Island, USA | 5/1942 | 16/10/1942 | 5/1943 | returned 6/1947, to Egypt (Kordofan) |
| BYMS213, 1944 - BYMS2213 (ex-YMS213) | J1013 | Robert Jacob, City Island, USA | 6/1942 | 13/11/1942 | 6/1943 | returned 8/1947 |
| BYMS214, 1944 - BYMS2214 (ex-YMS214) | J1014 | Robert Jacob, City Island, USA | 8/1942 | 26/2/1943 | 7/1943 | returned 8/1946 |
| BYMS217, 1944 - BYMS2217 (ex-YMS217) | J1017 | Martinac SB, Tacoma, USA | 6/1942 | 21/11/1942 | 4/1943 | returned 5/1946 |
| BYMS221, 1944 - BYMS2221 (ex-YMS221) | J1021 | Martinac SB, Tacoma, USA | 12/1942 | 22/4/1943 | 9/1943 | returned 2/1948, to Greece (Pigassos) |
| BYMS223, 1944 - BYMS2223 (ex-YMS223) | J1023 | Mojean & Ericson, Tacoma, USA | 6/1942 | 27/12/1942 | 4/1943 | returned 11/1946 |
| BYMS225, 1944 - BYMS2225 (ex-YMS225) | J1025 | Mojean & Ericson, Tacoma, USA | 1/1943 | 25/4/1943 | 10/1943 | returned 11/1946 |
| BYMS226, 1944 - BYMS2226 (ex-YMS226) | J1026 | Frank L. Sample, Boothby, USA | 3/1942 | 31/8/1942 | 1/1943 // 3/1943 | to France 10/1944 (D314 Asphodele) |
| BYMS229, 1944 - BYMS2229 (ex-YMS229) | J1029 | Frank L. Sample, Boothby, USA | 9/1942 | 11/1/1943 | 6/1943 | to Greece 12/1943 (Patmos) |
| BYMS230, 1944 - BYMS2230 (ex-YMS230) | J1030 | Frank L. Sample, Boothby, USA | 9/1942 | 20/2/1943 | 7/1943 | returned 1/1947, to Netherlands (Oosterschelde) |
| BYMS232, 1944 - BYMS2232 (ex-YMS232) | J1032 | Frank L. Sample, Boothby, USA | 1/1943 | 26/4/1943 | 9/1943 | returned 11/1946 |
| BYMS233, 1944 - BYMS2233 (ex-YMS233) | J1033 | Frank L. Sample, Boothby, USA | 2/1943 | 22/7/1943 | 10/1943 | returned 8/1947 |
| BYMS234, 1944 - BYMS2234 (ex-YMS234) | J1034 | Frank L. Sample, Boothby, USA | 4/1943 | 4/9/1943 | 11/1943 | returned 2/1948 |
| BYMS236, 1944 - BYMS2236 (ex-YMS236) | J1036 | Stadium Yacht Basin, Cleveland, USA | 7/1942 | 16/1/1943 | 6/1943 | returned 9/1946 |
| BYMS240, 1944 - BYMS2240 (ex-YMS240) | J1040 | Stadium Yacht Basin, Cleveland, USA | 4/1942 | 31/10/1942 | 5/1943 | returned 5/1946, to Greece (Ithaki) |
| BYMS244, 1944 - BYMS2244 (ex-YMS244) | J1044 | Tacoma Boat, USA | 10/1942 | 18/12/1942 | 7/1943 | returned 11/1947 |
| BYMS246, 1944 - BYMS2246 (ex-YMS246) | J1046 | Tacoma Boat, USA | 11/1942 | 11/3/1943 | 8/1943 | returned 10/1946 |
| BYMS252, 1944 - BYMS2252 (ex-YMS252) | J1052 | Weaver SY, Orange, USA | 5/1942 | 24/6/1943 | 9/1943 | returned 5/1946, to Greece (Thalia) |
| BYMS253, 1944 - BYMS2253 (ex-YMS253) | J1053 | Weaver SY, Orange, USA | 5/1942 | 3/7/1943 | 10/1943 | returned 8/1947 |
| BYMS254, 1944 - BYMS2254 (ex-YMS254) | J1054 | Weaver SY, Orange, USA | 5/1942 | 31/1/1943 | 11/1943 | returned 1/1947, to Netherlands (Deurloo) |
| BYMS255, 1944 - BYMS2255 (ex-YMS255) | J1055 | Weaver SY, Orange, USA | 5/1942 | 22/5/1943 | 11/1943 | sunk 5/10/1944 |
| BYMS256, 1944 - BYMS2256 (ex-YMS256) | J1056 | Weaver SY, Orange, USA | 6/1942 | 28/8/1943 | 12/1943 | returned 8/1947 |
| BYMS2257 (ex-YMS257) | J1057 | Weaver SY, Orange, USA | 10/1942 | 30/9/1943 | 1/1944 | returned 8/1947, to Poland 1948 (Foka) |
| BYMS2258 (ex-YMS258) | J1058 | Weaver SY, Orange, USA | 10/1942 | 28/10/1943 | 2/1944 | returned 8/1947, to South Korea 1948 (Kim Chon) |
| BYMS261, 1944 - BYMS2261 (ex-YMS261) | J1061 | South Coast SB, Newport Beach, USA | 6/1942 | 25/9/1942 | 7/1943 | returned 5/1946, to Greece (Andromeda) |
| BYMS264, 1944 - BYMS2264 (ex-YMS264) | J1064 | South Coast SB, Newport Beach, USA | 9/1942 | 16/1/1943 | 10/1943 | returned 11/1946 |
| BYMS277, 1944 - BYMS2277 (ex-YMS277) | J1077 | Martinac SB, Tacoma, USA | 2/1943 | 19/6/1943 | 10/1943 | returned 8/1947, to Italy (Fiordaliso) |
| BYMS278, 1944 - BYMS2278 (ex-YMS278) | J1078 | Martinac SB, Tacoma, USA | 3/1943 | 17/7/1943 | 11/1943 | returned 8/1947, to Italy (Primula) |
| BYMS279, 1944 - BYMS2279 (ex-YMS279) | J1079 | Henry C. Grebe & Co, Chicago, USA | 1/1943 | 29/7/1943 | 10/1943 | sold 1946 |
| BYMS280, 1944 - BYMS2280 (ex-YMS280) | J1080 | Henry C. Grebe & Co, Chicago, USA | 1/1943 | 12/8/1943 | 10/1943 | returned 8/1947, to Italy (Verbena) |
| BYMS282, 1944 - BYMS2282 (ex-YMS282) | J1082 | San Diego Marine, USA | 8/1942 | 30/11/1942 | 8/1943 | returned 8/1947, to Poland 4/1948 (Morž) |
| BYMS284, 1944 - BYMS2284 (ex-YMS284) | J1084 | San Diego Marine, USA | 10/1942 | 17/2/1943 | 10/1943 | returned 7/1946 |
|
Displacement standard, t |
BYMS2001 - 2080: 207 others: 215 |
|
Displacement full, t |
circa 250 |
|
Length, m |
41.5 |
|
Breadth, m |
7.47 |
|
Draught, m |
2.36 deep load |
|
No of shafts |
2 |
|
Machinery |
diesels |
|
Power, h. p. |
800 |
|
Max speed, kts |
15 |
|
Fuel, t |
diesel oil |
|
Armament |
1 x 1 - 76/50 US Mk 10/17/20/21/22, 2 x 1 - 20/70 Oerlikon, sweeps |
| Sensors | |
|
Complement |
60 |
Ship project history: Lend-lease motor minesweepers with wooden hulls, can sweep magnetic and acoustic mines.
Modernizations: None.
Naval service: BYMS19, 2022, 2030, 2053, 2077, 2255 were mined.
sister-ship YMS63 1942
BYMS2027 1946
BYMS2244 1944
© Ivan Gogin, 2008-10