| Ship Name | Hull No. | IMO No. | ENI No. | Year Built | Date Taken | Location |
|---|---|---|---|---|---|---|
| Marinda | 9173197 | 1999 | 2011-05-02 | Leith | ||
| Marine Evangeline | 7369118 | 1974 | 1997-05-03 | Southampton | ||
| Marine Fire One | 2008 | 2014-05-31 | River Mersey | |||
| Marine Pacific | 7417460 | 1979 | 1996-04-14 | Rotterdam | ||
| Marine Reliance | 8600179 | 1987 | 1997-04-08 | Southampton | ||
| Marineco Toomai | 9429986 | 2007 | 2011-08-06 | Southampton | ||
| Mariner Sea | 7727384 | 1979 | 2012-09-14 | Aberdeen | ||
| Mariner Sentinel | 9779501 | 2017 | 2022-05-12 | Aberdeen | ||
| Mariner Sentinel | 9779501 | 2017 | 2022-05-13 | Aberdeen | ||
| Marios G | 9418121 | 2010 | 2012-06-24 | Rotterdam | ||
| Maris | 9122239 | 1995 | 1995-08-21 | Hamburg | ||
| Maris | 9122239 | 1995 | 2001-03-20 | River Elbe | ||
| Maris | 9122239 | 1995 | 2002-06-17 | Rotterdam | ||
| Maris | 9122239 | 1995 | 2006-06-16 | Dublin | ||
| rv Marisa of Liverpool | 2009 | 2013-06-22 | River Mersey | |||
| Mariska 2 | 02719880 | 2002 | 2003-08-16 | River Medway | ||
| Maritima 11 | 1987 | 2008-08-10 | Golf de Fos | |||
| Maritina | 8308111 | 1986 | 2003-09-27 | Southampton | ||
| Marius | 1962 | 1996-04-14 | Rotterdam | |||
| Marjatta | 9126247 | 1996 | 2002-06-19 | Vlissingen | ||
| Marjatta | 9345374 | 2006 | 2023-06-29 | Belfast | ||
| Marjolein | 9063885 | 1994 | 2002-06-17 | Rotterdam | ||
| Marjolein | 1994 | 2006-06-18 | River Mersey | |||
| sb Marjorie | 1902 | 2010-05-22 | River Medway | |||
| sb Marjorie | 1902 | 2025-07-19 | River Thames | |||
| Mark | 7811604 | 1978 | 1992-09-27 | Rotterdam | ||
| RNLB Mark Noble | D-693 | 2008 | 2014-08-23 | River Tyne | ||
| Mark Prior | 6916029 | 1969 | 1998-05-06 | River Thames | ||
| Mark Prior | 6916029 | 1969 | 2009-06-11 | River Thames | ||
| Markab | 7424724 | 1976 | 2013-05-13 | Aberdeen | ||
| Markab | 7605691 | 1978 | 2002-06-18 | Rotterdam | ||
| pv Markab | 7605691 | 1978 | 2010-06-19 | Rotterdam | ||
| pv Markab | 7605691 | 1978 | 2010-06-21 | Rotterdam | ||
| HMS Marlborough | F233 | 1991 | 2001-07-22 | Portsmouth Harbour | ||
| HMS Marlborough | F233 | 1991 | 2002-07-06 | Portsmouth Harbour | ||
| HMS Marlborough | F233 | 1991 | 2005-07-03 | Portsmouth Harbour | ||
| Marlies Sabban | 8520458 | 1986 | 2003-05-13 | Calais | ||
| Marlin | 2010-06-20 | Rotterdam | ||||
| Marlina | 2008 | 2010-06-19 | Rotterdam | |||
| Marmorbulk | 7628875 | 1979 | 2003-08-16 | Swale | ||
| Marmuna | 9217163 | 2002 | 2018-06-30 | River Tyne | ||
| FS Marne | A630 | 1987 | 1991-12-16 | Toulon | ||
| FS Marne | A630 | 1987 | 2008-08-09 | Toulon | ||
| Marnedijk | 2006 | 2011-06-26 | Rotterdam | |||
| Marnedijk | 2006 | 2011-06-26 | Rotterdam | |||
| Marpol | 1957 | 1995-10-06 | River Thames | |||
| Marquise | 7361128 | 1975 | 1996-07-21 | Southampton | ||
| Marrakech | 8412819 | 1986 | 1990-07-07 | Sète | ||
| Mars | 8116702 | 1982 | 1997-06-06 | Bremerhaven | ||
| Marsali | 9855886 | 2020 | 2021-10-13 | Aberdeen | ||
| Marseillais 2 | 6606753 | 1965 | 1989-08-18 | Sète | ||
| Marseillais 7 | 6621105 | 1967 | 1990-07-05 | Marseille | ||
| Marseillais 11 | 5406974 | 1962 | 1989-08-18 | Sète | ||
| Marseillais 15 | 7208596 | 1972 | 1990-07-06 | Marseille | ||
| Marshal | 2008 | 2010-06-21 | Rotterdam | |||
| Martha | 7516694 | 1979 | 2015-05-24 | Montrose | ||
| Martha A | 8513364 | 1986 | 1997-04-19 | Antwerp | ||
| Martha Russ | 8818764 | 1990 | 1997-09-24 | River Thames | ||
| Martin Chuzzlewit | 1995 | 2001-09-01 | River Thames | |||
| Marus | 9110559 | 1996 | 2011-06-24 | Rotterdam | ||
| Marus | 9110559 | 1996 | 2011-06-26 | Rotterdam | ||
| Marus | 9110559 | 1996 | 2012-06-25 | Rotterdam | ||
| RMAS Mary | A175 | 1973 | 1988-08-10 | Plymouth | ||
| Mary | 1973 | 2002-08-11 | Hull | |||
| Mary Ann | 2024-05-10 | Tarbert, Loch Fyne | ||||
| Mary Ann | 2024-05-20 | Loch Fyne | ||||
| Mary C | 7637618 | 1977 | 1990-08-19 | Poole | ||
| Mary Coast | 5377367 | 1961 | 1989-04-16 | Weymouth | ||
| RNLB Mary Gabriel | 37-29 | 1973 | 2002-06-04 | River Medway | ||
| RNLB Mary Gabriel | 37-29 | 1973 | 2010-05-22 | River Medway | ||
| RNLB Mary Irene Millar | 47-033 | 1989 | 2008-07-25 | Portpatrick | ||
| Mary James | 1983 | 1994-06-04 | Portsmouth Harbour | |||
| fv Mary Manson | N2 | 1970 | 2011-04-23 | Tobermory | ||
| Mary Page Hannah | 1950 | 1994-09-24 | Chicago | |||
| pv Mary Rose | 2023 | 2024-04-18 | Portsmouth Harbour | |||
| pv Mary Rose | 2023 | 2024-04-20 | Solent | |||
| Mary Wonsild | 1993 | 1996-04-15 | Rotterdam | |||
| Mary-C | 1977 | 2000-05-28 | Southampton | |||
| Marycam Swan | 9409168 | 2009 | 2012-06-26 | Rotterdam | ||
| fv Maryeared | TT57 | 1979 | 2014-12-29 | River Tyne | ||
| Marzamemi | 7635309 | 1978 | 2005-05-13 | Stavanger | ||
| Marzamemi | 7635309 | 1978 | 2011-06-27 | Rotterdam | ||
| Marzamemi | 7635309 | 1978 | 2012-03-23 | River Tyne | ||
| Masalli | 9435313 | 2007 | 2015-06-21 | River Mersey | ||
| Mastera | 9235892 | 2003 | 2010-06-20 | Rotterdam | ||
| Masterman | 9569023 | 2009 | 2023-06-29 | Belfast | ||
| RMAS Mastiff | A180 | 1967 | 1996-05-06 | Plymouth | ||
| Matador | 1902 | 1995-08-21 | Hamburg | |||
| Matador | 1970 | 2011-06-24 | Rotterdam | |||
| Matador | 1970 | 2012-06-22 | Rotterdam | |||
| Matador 2 | 1976 | 2012-06-24 | Rotterdam | |||
| Matador 3 | 2002 | 2002-06-17 | Rotterdam | |||
| Matador 3 | 2002 | 2010-06-21 | Rotterdam | |||
| Matador 3 | 2002 | 2011-06-26 | Rotterdam | |||
| Matador 3 | 2002 | 2011-06-27 | Rotterdam | |||
| Mathilde | 1995 | 2001-05-28 | Halmstad | |||
| Mathilde Mærsk | 1989 | 1998-05-26 | Felixstowe | |||
| Matricaria | 2007 | 2011-06-26 | Rotterdam | |||
| Matsonia | 7334204 | 1973 | 1994-09-13 | San Francisco Bay | ||
| Matthew | 1996 | 2002-06-04 | River Medway |