| No. | Ship's Name | Ship Type | Owner Company | Shipyard | Date of Built |
| 1 | Suard 44 | Pipe Layer, 0 tons | Unknown | McDermott Shipyards | 1965 - 06 |
| 2 | Safwan | Offshore Support Vessel, 1,430 tons | Basra Oil Co | DGS Shipyard | 2022 - 08 |
| 3 | Accord | Tug, 371 tons | Safeen Feeders | Jiangsu Wuxi Shipyard | 1997 - 02 |
| 4 | Shark 20 | Tug | Arabian Gulf Mechanical | Cheoy Lee Shipyards, Hong Kong | 2003 - 03 |
| 5 | Denise Foss | Tug | Foss Maritime | Foss Maritime Shipyard, Rainier | 2016 - 05 |
| 6 | Svitzer Denise | Tug | Svitzer A/S | Detroit Brasil, Itajai | 2017 - 08 |
| 7 | Albireo | Tug | Boluda France SAS | Construcciones Navales Santodomingo, Vigo | 1996 - 08 |
| 8 | L-403 | Drilling Ship | PVDSA | Wiley Mfg. Co. | 1980 - 10 |
| 9 | Gefest | Tug | Northern Alliance LLC | Jaya Shipbuilding & Engineering, Singapore | 1996 - 10 |
| 10 | Lonestar 203 | Drilling Ship | Lonestar Drilling Nigeria Ltd | Halter Marine, U.S.A. | 1994 - 08 |
| 11 | Morid | Platform Supply Ship, 59.14 m.loa | Unknown | McDermott Shipyards, New Iberia | 1983 - 01 |
| 12 | Harmony Ocean | Offshore Tug/Supply Ship, 930 tons | Roya Gostar Khavarmianeh Co | McDermott Shipyards, New Iberia | 1984 - 03 |
| 13 | Emirates Western 2000 | Offshore Tug/Supply Ship, 1,043 tons | Emirates Western Oil Well | Elsflether Werft, Elsfleth | 1973 - 07 |
| 14 | Big Orange | Offshore Tug/Supply Ship, 580 tons | Yellow Wave Energy Trading LLC | Burton Shipyard, Port Arthur | 1975 - 07 |
| 15 | Sovereign | Platform Supply Ship, 54.87 m.loa | Sea Ya Mining LLC | Halter Marine, Moss Point | 1980 - 03 |
| 16 | Energy | Offshore Tug/Supply Ship, 1,033 tons | Marinsa de Mexico Sa de CV | Halter Marine, Moss Point | 1977 - 01 |
| 17 | Johanna II | Platform Supply Ship, 1,200 tons | Awaritse Nigeria Ltd | Halter Marine, Lockport | 1981 - 12 |
| 18 | Inter Supplier | Platform Supply Ship, 1,022 tons | InterMarine Sharjah Ltd | Burton Shipyard, Port Arthur | 1971 - 09 |
| 19 | Pecos Peters | Anchor Handling Tug Supply, 1,000 tons | High Tide Marine Ltd | Halter Marine, New Orleans | 1978 - 10 |
| 20 | MAF 201 | Platform Supply Ship, 53.65 m.loa | Hanan Shipping LLC | Promet Shipyard, Singapore | 1980 - 01 |
| 21 | Fatima | Platform Supply Ship, 53.65 m.loa | Al Sahil & Al Ramili Shipping | Promet Shipyard, Singapore | 1980 - 03 |
| 22 | Manal 1 | Platform Supply Ship, 53.65 m.loa | Orient Oil Co LLC | Promet Shipyard, Singapore | 1980 - 06 |
| 23 | Nathalia | Platform Supply Ship, 53.65 m.loa | Al Sahil & Al Ramili Shipping | Promet Shipyard, Singapore | 1980 - 06 |
| 24 | Aboudi 3 | Platform Supply Ship, 51.82 m.loa | Meral Shipping LLC | Promet Shipyard, Singapore | 1981 - 02 |
| 25 | Aboudi 1 | Platform Supply Ship, 51.82 m.loa | Orient Oil Co LLC | Promet Shipyard, Singapore | 1981 - 04 |
| 26 | Venice 209 | Platform Supply Ship, 53.64 m.loa | Blue Ocean Supplies EST | Promet Shipyard, Singapore | 1981 - 05 |
| 27 | Rah Ghoshayan 1 | Platform Supply Ship, 51.82 m.loa | RGD Diving Co | Promet Shipyard, Singapore | 1981 - 06 |
| 28 | Fatima IV | Platform Supply Ship, 51.82 m.loa | Orient Oil Co LLC | Promet Shipyard, Singapore | 1981 - 07 |
| 29 | Geo Ocean IX | Research Survey Vessel, 1,250 tons | Geoxyz Bvba | Grandweld, Dubai | 2013 - 08 |
| 30 | Midnight Coast | Platform Supply Ship, 54.86 m.loa | EZ Shipping Ltd | American Marine, New Orleans | 1973 - 01 |
| 31 | Nebula | Supply Tender, 782 tons | Hill Robinson Yacht Management | Astilleros Armon, Burela | 2022 - 06 |
| 32 | Grade One Manjung 7 | Anchor Handling Tug Supply, 1,496 tons | Grade One Marine Shipyard | Grade One Marine Shipyard, Sitiawan | 2015 - 09 |
| 33 | Italia | Tug | Rimorchiatori Riuniti SpA | Sanmar Denizcilik Makina ve Ticaret, Istanbul | 2020 - 01 |
| 34 | Palmaria | Tug | Scafi Navigazione SpA | Damen Shipyards, Changde | 2011 - 05 |
| 35 | Rata | Tug | North Drilling Co | Iran Marine Ind., Neka | 2005 - 02 |
| 36 | Ark | Utility Vessel, 250 tons | Hebei Huayuan Technology Co | Jiangsu Suyang Marine | 2020 - 08 |
| 37 | Music Maker | Articulated Pusher Tug, 607 tons | Tesza Maritime Enterprises Inc | Moss Point Marine, Escatawpa | 1998 - 09 |
| 38 | Sea Eagle | Tug | Al Jazeera Shipping | Yong Choo Kui Shipyard, Sibu | 2007 - 02 |
| 39 | EEMS Warrior | Tug | Amasus Shipping | Stal-Rem, Gdansk | 2004 - 12 |
| 40 | Kristin Poling | Pusher Tug | Poling & Cutler Marine Trans | Thoma-Sea Boatbuilders, Houma | 2006 - 06 |
| 41 | VB Falcon | Tug | Boluda Corporacion Maritima | Astilleros Armon, Navia | 1997 - 07 |
| 42 | Waterman | Tug | Wagenborg Shipping B.V. | Batservice Verft, Mandal | 1988 - 11 |
| 43 | Hudson Bay Explorer | Platform Supply Ship, 35.97 m.loa | Cooke Aquaculture Inc | Alberta Equipment Centre, Hay River | 1971 - 01 |
| 44 | Salam 3 | Tug | Suez Canal Authority | Timsah Shipbuilding, Ismailia | 1980 - 03 |
| 45 | Salam 4 | Tug | Suez Canal Authority | Timsah Shipbuilding, Alexandria | 1980 - 06 |
| 46 | Inyalazi | Tug | Transnet Ltd | Dorbyl Marine, Durban | 1984 - 10 |
| 47 | Jawar Diyala | Tug | Damen Shipyards Group | Damen Song Cam Shipyard, Haiphong | 2019 - 08 |
| 48 | Boris | Tug | Neptun As | Moen Slip, Kolvereid | 2005 - 12 |
| 49 | Doris | Tug | Portugal Govt Douro E Leixoes | Damen Song Cam Shipyard, Haiphong | 2022 - 04 |
| 50 | Hayden Grace | Tug | Bay-Houston Towing | Master Boat Builders, Coden | 2022 - 11 |
| 51 | Union Onyx | Tug | Boskalis | Astilleros Armon, Navia | 2008 - 09 |
| 52 | Ocean Esteem | Tug | Ocean Sparkle Ltd | Jiangsu Suyang Marine | 2019 - 04 |
| 53 | Severn | Pusher Tug | Vane Brothers Co | Thoma-Sea Marine Constructors, Houma | 2010 - 04 |
| 54 | Mentor | Tug | Marine Group AB | McTay Marine, Bromborough | 1984 - 12 |
| 55 | Kilstroom | Tug, 184 tons | Van Wijngaarden Shipping Group BV | Damen Hardinxveld | 2020 - 04 |
| 56 | Ciudad de Barrancas | Tug | Cerrejon Ltd | Cia. Colombiana de Ast., Cartagena | 1986 - 01 |
| 57 | Rhea | Tug | Smith Maritime Inc | Smith Maritime, Green Cove Springs | 2002 - 01 |
| 58 | The Beatrice | Articulated Pusher Tug, 308 tons | Centerline Logistics Corp | Halter Marine, New Orleans | 1982 - 01 |
| 59 | Seroja Hercules III | Tug | Wilmar International Ltd | Bengbu Shenzhou Machinery, Bengbu | 2014 - 03 |
| 60 | PSV Deby | Pipe Carrier, 1,930 tons | Mic-Oscar International | James Brown & Hamer, Durban | 1976 - 01 |
| 61 | Bourbon Bison | Tug, 455 tons | West Trading Group Ou | Grandweld, Dubai | 2009 - 12 |
| 62 | Hercules | Tug | Ceylon Shipping | Sanmar Denizcilik Makina ve Ticaret, Istanbul | 2015 - 12 |
| 63 | Caroline Mckee | Articulated Pusher Tug | Sand Products Corp | Main Iron Works, Houma | 1973 - 02 |
| 64 | Alessandro Onorato | Tug | Moby S.p.A. | Astilleros Armon, Navia | 1997 - 09 |
| 65 | Achillino O. | Tug | Moby S.p.A. | Cooperativa Ing G Tommasi Cantiere Navale, Ancona | 1997 - 07 |
| 66 | Champion | Tug, 842 tons | Edison Chouest Offshore | LaShip, Houma | 2018 - 04 |
| 67 | Craic | Crane Vessel, 1,050 tons | Combined Diving & Inspection | Takao Zosen Kogyo, Tateyama | 1983 - 01 |
| 68 | Akpevweoghene | Pipe Layer Crane Vessel, 18,236 tons | Fenog Nigeria Ltd | Todd Pacific Shipyard, Houston | 1969 - 05 |
| 69 | Hua Li | Heavy Load Carrier, 6,277 tons | Guangzhou Salvage Bureau | Jingjiang Traffic Shipyard, Jingjiang | 1999 - 03 |
| 70 | Barbeel | Pile Driving Vessel, 3,740 tons | Royal Bam Group NV | Machinefabriek en Scheepswerf Vervako, Heusden | 1976 - 04 |
| 71 | SS-750 | Crane Vessel, 100 tons.swl | Russia Govt Aux Service Fleet | Unknown Shipyard | 1990 - 06 |
| 72 | Carlotta Onorato | Tug | Moby S.p.A. | Gemsan Gemi Insa ve Gemi Isletmeciligi | 2007 - 07 |
| 73 | Mascalzone Scatenato | Tug | Moby S.p.A. | Astilleros Armon, Navia | 1999 - 01 |
| 74 | Achille Onorato | Tug | Moby S.p.A. | Gemsan Gemi Insa ve Gemi Isletmeciligi, Tuzla | 2004 - 06 |
| 75 | Vincenzo Onorato | Tug | Moby S.p.A. | Cant. Nav. A. Giorgetti, Viareggio | 1976 - 12 |
| 76 | Maria Onorato | Tug | Moby S.p.A. | Cant. Nav. A. Giorgetti, Viareggio | 1977 - 10 |
| 77 | Pina Onorato | Tug | Moby S.p.A. | Cantiere Navale Ferbex, Naples | 1985 - 01 |
| 78 | Vincenzino O | Tug | Moby S.p.A. | Damen Song Cam Shipyard, Haiphong | 2019 - 05 |
| 79 | Temryuk | Tug | Tamanneftegaz JSC | DP Craneship, Kerch | 2012 - 08 |
| 80 | Iguazu | Tug, 43 m.loa | Van Oord | Scheepswerf, en Reparatiebedrijf | 1999 - 08 |
| 81 | Osprey | Tug | Transnet Ltd | Southern African Shipyards, Durban | 2016 - 12 |
| 82 | Osprey | Tug, 194 tons | Mina Saqr Port Authority | Damen Shipyards, Sharjah | 2018 - 09 |
| 83 | Osprey | Utility Vessel, 40 m.loa | Van Laar Maritime BV | Scheepswerf Visser, Den Helder | 1984 - 10 |
| 84 | SW Mikkelsen | Research Survey Vessel, 88 m.loa | Shearwater Geoservices Holding | Drydocks World, Dubai | 2010 - 02 |
| 85 | SW Tasman | Research Survey Vessel, 3,331 tons | Shearwater Geoservices Holding | Drydocks World, Dubai | 2010 - 03 |
| 86 | SW Cook | Research Survey Vessel, 3,800 tons | Shearwater Geoservices Holding | Drydocks World, Dubai | 2010 - 08 |
| 87 | SW Bly | Research Survey Vessel, 4,427 tons | Shearwater Geoservices Holding | ATVT Sudnobudivnyi Zavod | 2012 - 03 |
| 88 | SW Baret | Research Survey Vessel, 4,350 tons | Shearwater Geoservices Holding | ATVT Sudnobudivnyi Zavod | 2012 - 06 |
| 89 | SW Empress | Research Survey Vessel, 4,200 tons | Shearwater Geoservices Holding | Myklebust Verft, Gursken | 2015 - 05 |
| 90 | Ramform Vanguard | Research Survey Vessel, 5,200 tons | PGS Geophysical AS | Tangen Verft, Kragero | 1999 - 04 |
| 91 | Ramform Valiant | Research Survey Vessel, 5,082 tons | PGS Geophysical AS | Tangen Verft, Kragero | 1998 - 01 |
| 92 | Ramform Victory | Research Survey Vessel, 5,200 tons | PGS Geophysical AS | Tangen Verft, Kragero | 1999 - 01 |
| 93 | GP-21 | Drilling Barge, non propelled | Petroleos De Venezuela S.A. | U.S. Steel, Orange | 1981 - 10 |
| 94 | Barbaros Hayreddin Pasa | Research Survey Vessel, 84 m.loa | Turkish Petroleum Corp. (TPAO) | Drydocks World, Dubai | 2011 - 03 |
| 95 | Vyacheslav Tikhonov | Research Survey Vessel, 84 m.loa | Sovcomflot | Drydocks World, Dubai | 2011 - 08 |
| 96 | Sanco Spirit | Research Survey Vessel, 86 m.loa | Sanco Shipping AS | Helgeland Maritime, Nesna | 2009 - 10 |
| 97 | Nordic Explorer | Research Survey Vessel, 1,000 tons | Hoyland Offshore | Tangen Verft, Kragero | 1986 - 09 |
| 98 | Sanco Star | Research Survey Vessel, 80 m.loa | Sanco Shipping AS | Helgeland Maritime, Nesna | 2008 - 11 |
| 99 | Sanco Atlantic | Research Survey Vessel, 3,000 tons | Sanco Shipping AS | FEAB-Marstrandverken, Marstrand | 1987 - 11 |
| 100 | Artemis Athene | Research Survey Vessel, 2,219 tons | Westcon Group AS | B.V. Scheepswerf | 1991 - 03 |
| 101 | Discoverer 2 | Research Survey Vessel, 2,400 tons | Hasta Taraka Pelayaran PT | North American Shipbuilding, Larose | 1993 - 02 |
| 102 | Geolog Dmitriy Nalivkin | Research Survey Vessel, 694 tons | Marine Arctic Geological Expedition | Unknown Shipyard | 1985 - 02 |
| 103 | Power of Change | Research Survey Vessel, 68 m.loa | Power of Change LLC | Singapore Technologies Marine | 2011 - 03 |
| 104 | Snapper | Research Survey Vessel, 1,475 tons | Edison Chouest Offshore | Allied Shipbuilders, North Vancouver | 1985 - 07 |
| 105 | Professor Kurentsov | Research Survey Vessel, 68 m.loa | Marine Arctic Geological Expedition | Laivateollisuus, Turku | 1976 - 07 |
| 106 | North Atlantic | Research Survey Vessel, 1,145 tons | Maritim Management AS | Tangen Verft, Kragero | 1986 - 11 |
| 107 | Hai Yang Shi You 751 | Research Survey Vessel, 67 m.loa | CNOOC Energy (中海油) | Tongfang Jiangxin Shipbuilding | 2016 - 04 |
| 108 | BGP Explorer | Research Survey Vessel, 64 m.loa | Hilong Geophysical Co Ltd | Bohai Oil Shiprepair | 2008 - 08 |
| 109 | Binh Minh 02 | Research Survey Vessel, 62 m.loa | Vietnam Oil & Gas Group (PetroVietnam) | VEB Volkswerft Stralsund | 1983 - 12 |
| 110 | Nikolay Trubyatchinsky | Research Survey Vessel, 64 m.loa | Marine Arctic Geological Expedition | Tangen Verft, Kragero | 1988 - 02 |
| 111 | Challenger | Tug | Edison Chouest Offshore | LaShip, Houma | 2018 - 06 |
| 112 | Pelicans Nest | Research Survey Vessel | Friend Ships Unlimited | North American Shipbuilding, Larose | 1984 - 03 |
| 113 | Bin Hai 517 | Research Survey Vessel, 59 m.loa | CNOOC Energy (中海油) | Dalian Fishing Vessel | 1997 - 11 |
| 114 | Dong Fang Kan Tan No. 2 | Research Survey Vessel, 66 m.loa | Hilong Geophysical Co Ltd | Dalian Liaonan Shipyard | 2006 - 12 |
| 115 | Fairfield Endeavor | Research Survey Vessel, 65 m.loa | Fairfield International Corp | Halter Marine, Lockport | 1977 - 10 |
| 116 | BGP Challenger | Research Survey Vessel, 55 m.loa | Hilong Geophysical Co Ltd | Bohai Oil Shiprepair | 2008 - 06 |
| 117 | Mainport Cedar | Research Survey Vessel, 55 m.loa | Mainport International Corp | Piasau Slipways, Miri | 2013 - 07 |
| 118 | Mainport Pine | Research Survey Vessel, 55 m.loa | Mainport International Corp | Piasau Slipways, Miri | 2014 - 01 |
| 119 | Topauz | Research Survey Vessel, 54 m.loa | Unknown | Grandweld, Dubai | 2013 - 06 |
| 120 | Iron Cat | Research Survey Vessel, 56 m.loa | Constructora Services CA | Halter Marine, New Orleans | 1979 - 10 |
| 121 | Brone Explorer | Supply Tender, 53 m.loa | Brone Positioning & Survey Ltd | American Marine, New Orleans | 1965 - 01 |
| 122 | Elisa | Standby Safety Vessel, 44 m.loa | Unimed Navigation SA | Sieghold Werft Bremerhaven | 1986 - 11 |
| 123 | Alma Kappa | Tug | Alka Marine Solutions | Shin Yang Shipyard, Miri | 2008 - 05 |
| 124 | RS Sentinel | Diving Support Vessel, 68.2 m.loa | GRS Rohden Shipping | Ferguson Bros, Port Glasgow | 1971 - 12 |
| 125 | Zirfaea | Research Survey Vessel, 1,000 tons | Netherlands Govt Rws Noordzee | Bodewes Scheepswerf | 1993 - 05 |
| 126 | Akademik Sergey Vavilov | Research Survey Vessel, 2,275 tons | Shirshov Institute | Unknown Shipyard | 1988 - 02 |
| 127 | Sea Venture | Anchor Handling Tug Supply, 688 tons | Hind Offshore Pvt Ltd | Adelaide Ship Construction, Port Adelaide | 1972 - 09 |
| 128 | Da Yang Yi Hao | Research Survey Vessel, 1,762 tons | China Govt Ocean Tech Center | Unknown Shipyard | 1984 - 02 |
| 129 | Professor Logachev | Research Survey Vessel, 1,835 tons | Polar Marine Geosurvey | Unknown Shipyard | 1990 - 12 |
| 130 | Djibloho | Research Survey Vessel, 1,592 tons | Equatorial Guinea Govt | Unknown Shipyard | 1989 - 01 |
| 131 | Gelendzhik | Research Survey Vessel, 1,592 tons | Yuzhmorgeologiya JSC | Unknown Shipyard | 1989 - 12 |
| 132 | Chang He Hai Yang | Research Survey Vessel, 100 m.loa | Shanghai Chunhe Marine Technology | Zhejiang Tianshi Shipbuilding Co Ltd - Wenling ZJ | 2016 - 12 |
| 133 | Amundsen | Icebreaker/Research, 2,865 tons | Canada Govt Coast Guard | Burrard Dry Dock, North Vancouver | 1979 - 03 |
| 134 | Aurora Dubai | Research Survey Vessel, 3,911 tons | Felucca Maritime Services | Carrington Slipways, Newcastle | 1990 - 03 |
| 135 | Tan Suo Yi Hao | Research Survey Vessel, 2,448 tons | Qingdao Huayang Maritime | Amels, Makkum | 1984 - 06 |
| 136 | Hudson | Tug | Vane Brothers Co | St Johns Ship Building, Palatka | 2016 - 04 |
| 137 | Ocean Reliance | Articulated Pusher Tug, 455 tons | Crowley Maritime Corporation | Marinette Marine, Marinette | 2002 - 11 |
| 138 | Marine EX | Research Survey Vessel, 990 tons | Mercury Shipmanagement SA | AG Weser, Werk Seebeck, Bremerhaven | 1965 - 09 |
| 139 | Thomas G. Thompson | Research Survey Vessel, 83 m.loa | Washington University | Halter Marine, Moss Point | 1991 - 06 |
| 140 | Fugro Scout | Research Survey Vessel, 75 m.loa | Fugro N.V. | Tebma Shipyards, Udupi | 2015 - 02 |
| 141 | Fugro Voyager | Research Survey Vessel, 75 m.loa | Fugro N.V. | Tebma Shipyards, Udupi | 2013 - 09 |
| 142 | Trias | Research Survey Vessel, 1,100 tons | Far Eastern Marine Engineering | Fukushima Zosen, Matsue | 1984 - 08 |
| 143 | Viktor Buynitskiy | Research Survey Vessel, 49 m.loa | Murmansk Administration | Valmetin Laivateollisuus, Turku | 1986 - 11 |
| 144 | Akademik Golitsyn | Research Survey Vessel, 710 tons | Gazprom NEFT | Unknown Shipyard | 1984 - 02 |
| 145 | SW Duke | Research Survey Vessel, 2,200 tons | Shearwater Geoservices Holding | Factorias Juliana, Gijon | 2010 - 06 |
| 146 | Oceanic Endeavour | Research Survey Vessel, 6,313 tons | Shearwater Geoservices Holding | LandskronaVarvet, Landskrona | 2008 - 07 |
| 147 | C-Installer | Research Survey Vessel, 5,570 tons | JD-Contractor A/S | Kvaerner Kleven, Ulsteinvik | 1998 - 03 |
| 148 | Veritas | Research Survey Vessel, 5,200 tons | DOS Shipholding ApS | Halsnoy Verft, Hoylandsbygd | 1998 - 05 |
| 149 | RM Express | Research Survey Vessel, 4,568 tons | MW Afritec SPRL | Fosen Mekaniske Verksteder, Rissa | 1987 - 08 |
| 150 | Geo Caspian | Research Survey Vessel, 5,956 tons | Shearwater Geoservices Holding | Bergen Group, Landskrona | 2010 - 02 |
| 151 | Sanad | Research Survey Vessel, 5,726 tons | E-Marine PJSC | Gemyat, Tuzla | 1997 - 05 |
| 152 | Gilavar | Research Survey Vessel, 1,480 tons | Azerbaijan Govt State Oil Co | Trosvik Verksted, Brevik | 1981 - 02 |
| 153 | Aquarius | Tug | Wilson Sons Agencia Maritima | Maclaren Estaleiros e Servicos Maritimos | 1973 - 07 |
| 154 | Aquarius | Standby Safety Vessel, 110 tons | Van Laar Maritime BV | N.V. Sleephelling Mij. | 1970 - 01 |
| 155 | Akademik M. A. Lavrentyev | Research Survey Vessel, 886 tons | National Research Fleet, Russia | Unknown Shipyard | 1984 - 10 |
| 156 | Akademik Oparin | Research Survey Vessel, 814 tons | National Research Fleet, Russia | Unknown Shipyard | 1985 - 11 |
| 157 | GEO Explorer | Diving Support Vessel, 74.83 m.loa | Ho Choi Marine | Goole Shipbuilding | 1967 - 02 |
| 158 | Jean Charcot | Research Survey Vessel, 75 m.loa | Brasbunker Participacoes SA | Societe des Forges et Chantiers de La Mediterranee | 1965 - 03 |
| 159 | Nansen Explorer | Research Survey Vessel, 653 tons | Nansen Polar Expeditions As | Unknown Shipyard | 1983 - 12 |
| 160 | John Paul De Joria | Research Survey Vessel, 71 m.loa | Unknown | Ferguson-Ailsa, Port Glasgow | 1982 - 09 |
| 161 | OPC Defender | Research Survey Vessel, 1,087 tons | Phoenix Marine Salvage SA | American Marine, New Orleans | 1976 - 10 |
| 162 | Altair | Research Survey Vessel, 58 m.loa | Mexico Govt | Christy Corp, Sturgeon Bay | 1962 - 10 |
| 163 | N. H. O. Salammbo | Research Survey Vessel, 63 m.loa | Tunisia Govt Min of Defence | Northwest Marine Iron Works, Portland | 1969 - 03 |
| 164 | Abou El Barakat Al Barbari | Research Survey Vessel, 63 m.loa | Morocco Govt | Northwest Marine Iron Works, Portland | 1969 - 03 |
| 165 | Ocean Victory | Research Survey Vessel, 1,571 tons | Oceaneering International | American Marine, New Orleans | 1972 - 01 |
| 166 | Aegaeo | Research Survey Vessel, 61 m.loa | Greece Govt Marine Research | Khalkis Shipyard | 1985 - 12 |
| 167 | Lance | Research Survey Vessel, 881 tons | Ocean Logistics Ltd | Sterkoder Mekaniske Verksted, Kristiansund | 1978 - 06 |
| 168 | Bima Sakti | Research Survey Vessel, 59 m.loa | Indonesia Govt Min Sea Comms | Amels, Makkum | 1984 - 10 |
| 169 | Kobi Ruegg | Research Survey Vessel, 59 m.loa | Fugro N.V. | Thoma-Sea Marine Constructors, Lockport | 2015 - 03 |
| 170 | Aranda | Research Survey Vessel, 66 m.loa | Meriaura Oy, Finland Govt | Laivateollisuus, Turku | 1989 - 06 |
| 171 | Ocean Vanguard | Research Survey Vessel, 56 m.loa | EGS Survey | Kvina Verft, Feda | 1993 - 10 |
| 172 | Dalnie Zelentsy | Research Survey Vessel, 362 tons | Kola Scientific Centre | Unknown Shipyard | 1978 - 08 |
| 173 | Kern | Research Survey Vessel, 49 m.loa | Arctic Marine Amige, Russia | Khabarovskiy Sudostroitelnyy Zavod, Khabarovsk | 1991 - 02 |
| 174 | Lake Guardian | Research Survey Vessel, 1,200 tons | Cardinal Point Captains Inc | Halter Marine, Moss Point | 1981 - 10 |
| 175 | Janice 1 | Research Survey Vessel, 1,200 tons | Awaritse Nigeria Ltd | Halter Marine, Moss Point | 1981 - 11 |
| 176 | Akademik | Research Survey Vessel, 309 tons | Ban Io | Unknown Shipyard | 1979 - 01 |
| 177 | Baruna Jaya VIII | Fishery Research Vessel, 53 m.loa | Samudra Gemilang Bahari PT | Mjellem & Karlsen Verft, Bergen | 1998 - 08 |
| 178 | Zohrab Veliyev | Research Survey Vessel, 53 m.loa | Southern Oil Administration | Yaroslavl Shipyard | 1985 - 01 |
| 179 | Diabaz | Research Survey Vessel, 282 tons | Far Eastern Marine Engineering | Unknown Shipyard | 1983 - 09 |
| 180 | Phaedra | Research Survey Vessel, 53 m.loa | Neumar Investment | Jeffboat, Jeffersonville | 1966 - 01 |
| 181 | Ivan Petrov | Research Survey Vessel, 49m.loa | Hydrometeorological & Env Mon, Russia Govt | Laivateollisuus, Turku | 1989 - 03 |
| 182 | Vladimir Parshin | Research Survey Vessel, 49 m.loa | Ukraine Marine Ecology | Laivateollisuus, Turku | 1989 - 06 |
| 183 | Schall | Research Survey Vessel, 49 m.loa | Haraco Holding GmbH | Schiffswerft H. RanckG, Hamburg | 1962 - 01 |
| 184 | Selene | Tug | Alfons Hakans AS | Sanmar Denizcilik Makina ve Ticaret, Altinova | 2021 - 03 |
| 185 | Acrux | Tug | Rimorchiatori Riuniti SpA | Rosetti Marino, Ravenna | 2008 - 12 |
| 186 | Wecoma | Research Survey Vessel, 53 m.loa | National Science Foundation | Peterson Builders, Sturgeon Bay | 1975 - 11 |
| 187 | Tango | Search & Rescue Vessel, 47 m.loa | Argentina Govt Naval Coast | Mangone Shipbuilding, Houston | 1969 - 01 |
| 188 | Hai Yang Shi You 771 | Standby Safety Vessel, 65 m.loa | CNOOC Energy (中海油) | Tongfang Jiangxin Shipbuilding | 2016 - 08 |
| 189 | Hai Yang Shi You 770 | Standby Safety Vessel, 65 m.loa | CNOOC Energy (中海油) | Tongfang Jiangxin Shipbuilding | 2016 - 02 |
| 190 | Thor Alpha | Offshore Tug/Supply Ship, 55 m.loa | Thor P/F | Torshavnar Skipasmidja | 2008 - 02 |
| 191 | Sunny Bright | Research Survey Vessel, 54 m.loa | Feng Li Wind Ventures Ltd | Grandweld, Dubai | 2013 - 12 |
| 192 | Geo Ocean VI | Research Survey Vessel, 54 m.loa | GEO Ocean Alfa SA | Grandweld, Dubai | 2014 - 03 |
| 193 | Geo Ocean V | Research Survey Vessel, 54 m.loa | Geo@sea Luxembourg SA | Grandweld, Dubai | 2014 - 09 |
| 194 | Mammad Suleymanov | Research Survey Vessel, 45 m.loa | Azerbaijan Caspian Shipping | Zavod Nikolayevsk | 1986 - 01 |
| 195 | Hai Bao Wu Hao | Research Survey Vessel, 45 m.loa | China National Petroleum Corp | Dalian Fishing Vessel | 2007 - 07 |
| 196 | Orient | Research Survey Vessel, 47 m.loa | Oceanix Offshore BV | Weng Chan Engineering, Singapore | 1981 - 06 |
| 197 | Irbis | Tug | Transneft-Service LLC | DP Craneship, Kerch | 2014 - 04 |
| 198 | Optimus Prime | Research Survey Vessel, 2,690 tons | Derinsu Sualti Muhendislik | Ulstein Hatlo, Ulsteinvik | 1986 - 04 |
| 199 | General Rudder | Training Ship, 68 m.loa | United States Govt Marad | Tacoma Boatbuilding | 1984 - 06 |
| 200 | Ocean Stalwart | Research Survey Vessel, 68 m.loa | Oceanpact Servicos Maritimos | Tacoma Boatbuilding | 1984 - 04 |