| | Name of ship | GRT | | | M-175 | 206 | | | M-78 | 206 | | | M-94 | 206 | | | M-99 | 206 | | | M.F. Elliott | 6,940 | | | Maas | 1,966 | | | Maasdam | 8,812 | | | Mabriton | 6,694 | | | Macedonier | 5,227 | | | Macgregor | 2,498 | | | Madoera | 9,382 | | | Mae | 5,607 | | | Magdalena | 3,118 | | | Magdapur | 8,641 | | | Magne | 1,226 | | | Magnus | 1,339 | | | Magog | 2,053 | | | Mahrous | 18 | | | Maid of Orleans | 2,385 | | | Maiden Creek | 6,165 | | | Maja | 8,181 | | | Majakovski | 80 | | | Major General Henry Gibbins | 5,766 | | | Major Wheeler | 3,431 | | | Malabar | 7,976 | | | Malantic | 3,837 | | | Malay | 8,206 | | | Malaya II | 8,651 | | | Malayan Prince | 8,593 | | | Malchace | 3,516 | | | Maldonado | 5,285 | | | Malmanger | 7,078 | | | Maloja | 6,400 | | | Maltran | 3,513 | | | Mambi | 1,983 | | | Mamura | 8,245 | | | Manaar | 7,242 | | | Managua | 2,220 | | | Manchester Brigade | 6,042 | | | Manchester Citizen | 5,343 | | | Manchester Merchant | 7,264 | | | Mandalika | 7,750 | | | Mangkalihat | 8,457 | | | Manipur | 8,652 | | | Mansepool | 4,894 | | | Manuela | 4,772 | | | Manx | 1,343 | | | Manzanillo | 1,025 | | | Maplecourt | 3,388 | | | Marcella | 4,592 | | | Marconi | 7,402 | | | Mardinian | 2,434 | | | Margaret | 3,352 | | | Margareta | 2,155 | | | Margareta | 3,103 | | | Margit | 1,735 | | | Margot | 4,545 | | | Maria | 50 | | | Maria da Glória | 320 | | | Maria Rosa | 4,211 | | | Mariana | 3,110 | | | Marie José | 2,477 | | | Marietta E. | 7,628 | | | Marija Uljanova | 3,870 | | | Marilyse Moller | 786 | | | Marina | 5,088 | | | Marina Raskova | 7,540 | | | Marionga | 4,236 | | | Marisa | 8,029 | | | Mariso | 7,659 | | | Marit | 5,542 | | | Marit II | 7,417 | | | Maritima | 5,801 | | | Mark Hanna | 7,176 | | | Marken | 5,719 | | | Marlene | 6,507 | | | Maro | 3,838 | | | Maron | 6,487 | | | Marore | 8,215 | | | Maroussio Logothetis | 4,669 | | | Mars | 1,877 | | | Mars | 1,475 | | | Marslew | 4,542 | | | Martin Goldschmidt | 2,095 | | | Martin Van Buren | 7,176 | | | Martti-Ragnar | 2,262 | | | Marwarri | 8,063 | | | Marwick Head | 496 | | | Mary | 5,104 | | | Mary Livanos | 4,771 | | | Mary Slessor | 5,027 | | | Maryland | 4,895 | | | Marylyn | 4,555 | | | Matadian | 4,275 | | | Matheran | 7,653 | | | Mathew Luckenbach | 5,848 | | | Matina | 5,389 | | | Matt W. Ransom | 7,177 | | | Mattawin | 6,919 | | | Matthew Maury | 7,176 | | | Mawahab Allah | 77 | | | McDowell | 10,195 | | | McKeesport | 6,198 | | | Medea | 1,311 | | | Medjerda | 4,380 | | | Medvezhonok | 50 | | | Meerkerk | 7,995 | | | Melbourne Star | 12,806 | | | Melmore Head | 5,273 | | | Melrose Abbey | 2,473 | | | Melville E. Stone | 7,176 | | | Memas | 1,755 | | | Memnon | 7,506 | | | Mendanau | 6,047 | | | Mendoza | 8,233 | | | Menin Ridge | 2,474 | | | Menominee | 441 | | | Mentor | 3,050 | | | Mentor | 7,383 | | | Mercator | 4,260 | | | Merchant Prince | 5,229 | | | Mercier | 7,886 | | | Mercury Sun | 8,893 | | | Meridian | 5,592 | | | Merisaar | 2,136 | | | Meriwether Lewis | 7,176 | | | Merkur | 1,291 | | | Merope | 1,162 | | | Meropi | 4,181 | | | Merrimack | 2,606 | | | Meton | 7,027 | | | Meyer London | 7,210 | | | Michael E. | 7,628 | | | Michael J. Stone | 7,176 | | | Michael Jebsen | 2,323 | | | Michael Livanos | 4,774 | | | Michalios | 3,742 | | | Michigan | 5,594 | | | Mijdrecht | 7,493 | | | Mildred Pauline | 300 | | | Mill Hill | 4,318 | | | Millinocket | 3,274 | | | Milos | 3,058 | | | Mina | 1,173 | | | Minister Wedel | 6,833 | | | Minotaur | 4,554 | | | Minsk | 1,229 | | | Miraflores | 2,158 | | | Miranda | 1,328 | | | Mirella | 5,340 | | | Miriam | 38 | | | Mirlo | 7,455 | | | MO-101 | 56 | | | MO-105 | 56 | | | MO-107 | 56 | | | MO-304 | 56 | | | Moanda | 4,621 | | | Mobiloil | 9,925 | | | Modesta | 3,849 | | | Moena | 9,286 | | | Mohamed Ali El-Kebir | 7,527 | | | Moira | 1,560 | | | Mokambo | 4,996 | | | Mokihana | 7,460 | | | Moldanger | 6,827 | | | Molly Pitcher | 7,200 | | | Mona Marie | 126 | | | Monagas | 2,650 | | | Monique | 7,011 | | | Monmouth Coast | 878 | | | Mont Louis | 1,905 | | | Mont Viso | 4,531 | | | Montana | 1,549 | | | Monte Gorbea | 3,720 | | | Montenol | 2,646 | | | Montreal City | 3,066 | | | Montrolite | 11,309 | | | Moordrecht | 7,493 | | | Mosfruit | 2,714 | | | Motorex | 1,958 | | | Mount Athos | 3,578 | | | Mount Helmos | 6,481 | | | Mount Hymettus | 5,820 | | | Mount Kassion | 7,914 | | | Mount Kitheron | 3,876 | | | Mount Lycabettus | 4,292 | | | Mount Mycale | 3,556 | | | Mount Myrto | 5,403 | | | Mount Olympus | 6,692 | | | Mount Parnes | 4,371 | | | Mount Pelion | 5,655 | | | Mount Pindus | 5,729 | | | Mount Taurus | 6,696 | | | Mount Taygetus | 3,286 | | | Mouyassar | 47 | | | Muncaster Castle | 5,853 | | | Muneric | 5,229 | | | Munger T. Ball | 5,104 | | | Munster | 4,305 | | | Murena | 8,252 | | | Murjek | 5,070 | | | Muskogee | 7,034 | | | Musson (No 23) | 417 | | | Myriel | 3,560 | | | Myrmidon | 6,278 | | means we have a picture of this vessel. |
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