utility vessel B |
| Change type | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | 0-9 |
| ID | Name | Built | Flag | IMO | ENI | Type | CA | SC | M | C |
| 2775 | Bayard II | 1997 | N/A | N/A | operated spreader pontoon | C |
| 2778 | Beasac IV | 1994 | 9149976 | N/A | hovercraft, hydrographic research vessel |
| 2779 | Beasac V | 1979 | N/A | N/A | hovercraft, hydrographic research vessel | CA |
| 6673 | Beasac VI | 2008 | N/A | N/A | hydrographic research vessel |
| 5405 | Bela | 1981 | 8008228 | N/A | diving support vessel |
| 7000 | Belgica | 2021 | 9871294 | N/A | ocean research vessel |
| 2780 | Beluga Spirit | 1988 | 8710687 | N/A | heavy load carrier |
| 5272 | Betelgeuze | 1951 | 7646475 | N/A | training ship | M | C |
| 6195 | Bigroll Barentsz | 2016 | 9710464 | N/A | heavy load carrier (Module Carrier) |
| 6196 | Bigroll Bering | 2016 | 9710476 | N/A | heavy load carrier (Module Carrier) |
| 6459 | Black Marlin | 1999 | 9186326 | N/A | heavy load carrier (semi submersible) |
| 2781 | Blauwe Reiger | 2000 | N/A | 06105116 | inspection vessel , day passengers ship |
| 7092 | Bleichen | 1958 | 5046281 | N/A | museum vessel | M |
| 2782 | Blue Castor | 1963 | 6403424 | N/A | multi purpose offshore vessel | C |
| 5501 | Blue Marlin | 2000 | 9186338 | N/A | heavy load carrier (semi submersible) |
| 2783 | Boabarge 22 | 2001 | 8645193 | N/A | barge |
| 6818 | Boka Da Vinci | 2011 | 9441233 | N/A | dive support vessel |
| 6819 | Bokalift 1 | 2012 | 9592850 | N/A | transport and installation vessel | C |
| 5753 | Bounty 2 | 1972 | 7129647 | N/A | standby safety vessel | C |
| 5310 | Bourbon Fulmar | 2013 | 9668518 | N/A | seismic support vessel |
| 1024 | Bourbon Pearl | 2007 | 9386677 | N/A | multi purpose offshore vessel |
| 6492 | Bourbon Tern | 2014 | 9668544 | N/A | seismic support vessel |
| 1025 | Bourbon Trieste | 2007 | 9394258 | N/A | multi purpose offshore vessel |
| 2784 | BP24 Bad Bramstedt | 2002 | 9252620 | N/A | coastguard, pollution patrol vessel |
| 2785 | Brabo | 1981 | N/A | N/A | floating shearleg |
| 2786 | Brandaris | 1999 | N/A | N/A | SaR |
| 2787 | Brandaris II | 1983 | N/A | N/A | SaR |
| Change type | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | 0-9 |