| Ship Name | Hull No. | IMO No. | ENI No. | Year Built | Date Taken | Location |
|---|---|---|---|---|---|---|
| Acritas | 7503063 | 1977 | 1995-06-24 | Southampton | ||
| Acta Auriga | 9822815 | 2018 | 2024-10-11 | Sunderland | ||
| FS Actif | A686 | 5002079 | 1963 | 1989-08-15 | Toulon | |
| HMC Active | 2004 | 2019-04-19 | Firth of Clyde | |||
| HMS Active | F171 | 1977 | 1987-04-20 | Plymouth | ||
| HMS Active | F171 | 1977 | 1988-08-10 | Plymouth | ||
| HMS Active | F171 | 1977 | 1989-06-18 | Portsmouth Harbour | ||
| Activity | 8013106 | 1982 | 2001-07-07 | River Mersey | ||
| Ada Gorthon | 8305949 | 1984 | 1996-06-10 | River Thames | ||
| Adamas | 8204028 | 1983 | 1997-04-19 | Antwerp | ||
| Adamastos | 8500202 | 1986 | 2002-06-20 | Antwerp | ||
| Adams Vision | 9424508 | 2009 | 2013-05-13 | Aberdeen | ||
| fv Adaptable | HL41 | 1971 | 2012-08-26 | River Tyne | ||
| Addi L | 9139323 | 1995 | 2001-08-29 | Southampton | ||
| Adela | 8955536 | 1995 | 2012-07-20 | Southampton | ||
| Adeline | 9539092 | 2012 | 2014-07-19 | Zeebrugge | ||
| fv Adenia | LK193 | 9838656 | 2019 | 2022-05-15 | Lerwick | |
| RMAS Adept | A224 | 7902324 | 1980 | 1996-05-06 | Plymouth | |
| Adfines Sea | 9580962 | 2011 | 2015-11-13 | River Tyne | ||
| Adiante | 9360477 | 2009 | 2015-10-17 | Firth of Clyde | ||
| sb Adieu | 1929 | 2009-10-21 | River Thames | |||
| sb Adieu | 1929 | 2010-05-22 | River Medway | |||
| Adige | 7426057 | 1976 | 1990-05-31 | Southampton | ||
| Adler I | 04808220 | 1984 | 1995-08-22 | Kiel-Holtenau | ||
| Admas | 8302193 | 1986 | 2002-06-20 | Antwerp | ||
| Admiral | 9234616 | 2002 | 2012-06-21 | River Humber | ||
| ts Admiral Collingwood | 1933 | 2010-03-21 | Eyemouth | |||
| ts Admiral Collingwood | 1933 | 2015-07-05 | Eyemouth | |||
| Admiral Day | 7110555 | 1971 | 2010-10-16 | Fleetwood | ||
| Admiral Levchenko | 605 | 1988 | 2005-07-03 | Portsmouth Harbour | ||
| Admiral of Scandinavia | 7400778 | 1976 | 1997-06-09 | Hamburg | ||
| Admiral of Scandinavia | 7400778 | 1976 | 2001-05-29 | Hamburg | ||
| Admiral P | 2012 | 2015-07-05 | Eyemouth | |||
| Admiralty Crane Lighter 4 | 1944 | 1990-06-29 | Portsmouth Harbour | |||
| pv Adolph A.H. Fokkes | 1957 | 1995-08-21 | Hamburg | |||
| fv Adoration II | CN78 | 1964 | 2013-03-29 | Firth of Clyde | ||
| fv Adoration II | CN78 | 1964 | 2013-05-03 | Firth of Clyde | ||
| fv Adorne II | FR220 | 8604838 | 1987 | 2014-05-05 | Peterhead | |
| Adrett | 8116685 | 1982 | 2001-03-20 | Hamburg | ||
| fv Adriaan | BR48 | 8809397 | 1988 | 2006-04-23 | Poole | |
| Adrian Gilbert | 1957 | 1997-09-28 | Falmouth | |||
| Adriatic | 8319029 | 1984 | 1994-06-04 | Portsmouth Harbour | ||
| Adriatic Prestige | 7602807 | 1976 | 1996-04-14 | Rotterdam | ||
| Adsteam Anglia | 8415146 | 1985 | 2006-08-10 | River Thames | ||
| Adsteam Deben | 8902266 | 1990 | 2006-04-22 | Southampton | ||
| Adsteam Harty | 9366861 | 2006 | 2006-05-06 | River Medway | ||
| Adsteam Mercia | 8914685 | 1990 | 2006-08-10 | River Thames | ||
| Adsteam Redbridge | 9116888 | 1995 | 2006-04-22 | Southampton | ||
| Adsteam Redbridge | 9116888 | 1995 | 2008-05-17 | River Thames | ||
| Adsteam Surrey | 9019468 | 1992 | 2006-04-23 | Southampton | ||
| Adsteam Surrey | 9019468 | 1992 | 2009-06-13 | Southampton | ||
| Adsteam Sussex | 9019470 | 1992 | 2006-08-10 | River Thames | ||
| Adsteam Victory | 9193020 | 2000 | 2006-08-10 | River Thames | ||
| Adsteam Warden | 9366859 | 2006 | 2006-08-10 | River Thames | ||
| fv Adventure | LH546 | 1998 | 2010-03-21 | Eyemouth | ||
| fv Adventure | BH2 | 1980 | 2012-03-23 | River Tyne | ||
| fv Adventure | BH2 | 1980 | 2013-08-22 | River Tyne | ||
| Adventure II | 7900261 | 1980 | 2008-04-23 | River Mersey | ||
| Adventurer | 1998 | 1999-01-22 | Southampton | |||
| Adventurer | 1998 | 2001-09-22 | Southampton | |||
| Ady | 9107382 | 1995 | 1998-05-27 | River Elbe | ||
| Aegean Angel | 9290323 | 2004 | 2010-06-20 | Rotterdam | ||
| KNM Æger | F311 | 1967 | 1991-09-23 | Portsmouth Harbour | ||
| Aegir | 02306783 | 1946 | 2012-06-22 | Rotterdam | ||
| Aegir | 02306783 | 1946 | 2012-06-25 | Rotterdam | ||
| Aegir | 9226176 | 2000 | 2001-09-01 | River Thames | ||
| Aegir | 9605396 | 2013 | 2018-05-12 | River Tyne | ||
| fv Aeolus | WA267 | 1997 | 2015-01-24 | Kirkcudbright | ||
| Aerandir | 9462744 | 2009 | 2012-09-17 | Firth of Tay | ||
| rv Aestus | 1981 | 2004-06-19 | River Mersey | |||
| Aethalia | 9373230 | 2008 | 2021-07-14 | Firth of Clyde | ||
| Afan | 5003928 | 1961 | 1990-04-21 | Southampton | ||
| Afon Alaw | 9298935 | 2004 | 2013-05-10 | Lerwick | ||
| Afon Alaw | 9298935 | 2004 | 2013-05-12 | Lerwick | ||
| Afon Alaw | 9298935 | 2004 | 2013-06-07 | Portsmouth Harbour | ||
| Afon Cefni | 9258181 | 2002 | 2003-05-10 | Scrabster | ||
| Afon Goch | 9150781 | 1997 | 2010-05-22 | River Thames | ||
| Afon Las | 9547398 | 2010 | 2016-06-25 | River Mersey | ||
| African Highway | 8100985 | 1982 | 2014-07-20 | River Humber | ||
| African Sun | 8314641 | 1985 | 2002-06-20 | Antwerp | ||
| fv Afrika | SCH24 | 9175834 | 1999 | 2002-06-17 | Rotterdam | |
| Afrodite | 6412413 | 1964 | 1997-06-07 | Flensburg | ||
| Afros | 7018549 | 1970 | 1997-08-15 | Southampton | ||
| Agama | 1969 | 1998-05-26 | Harwich | |||
| Agat | 7817373 | 1981 | 2002-06-20 | Antwerp | ||
| Agathonissos | 9232448 | 2002 | 2012-06-26 | Rotterdam | ||
| HMAV Agheila | L112 | 8516574 | 1987 | 1989-05-07 | Portsmouth Harbour | |
| HMAV Agheila | L112 | 8516574 | 1987 | 1989-07-24 | Poole | |
| Aghios Minas | 7118741 | 1971 | 1997-04-20 | Rotterdam | ||
| Agile | 1971 | 1989-06-17 | River Thames | |||
| Agility | FML8554 | 1989 | 2003-07-05 | Portsmouth Harbour | ||
| Agility | FML8554 | 1989 | 2003-09-27 | Portsmouth Harbour | ||
| Agility | 8817564 | 1990 | 2000-06-17 | Hull | ||
| Agios Ioannis Theologos | 7411492 | 1977 | 1996-04-14 | Rotterdam | ||
| Agly | DF56 | 1982 | 2008-08-10 | Marseille | ||
| AH001 | 8772128 | 1977 | 2009-09-25 | River Tyne | ||
| AH001 | 8772128 | 1977 | 2010-08-08 | River Tyne | ||
| AHS St. Georg | 9139634 | 1998 | 2013-07-21 | Firth of Clyde | ||
| Aicirtron | 8828393 | 1967 | 2008-05-18 | River Thames | ||
| Aida | 8919922 | 1991 | 1995-06-25 | Southampton |