Research vessels by country include:

Algeria

RV Belkacem Grine (2010)

Angola

RV Baía Farta Pensador

Argentina

ARA Austral ARA Cormorán

Australia

RSV Nuyina Aurora Australis RV Franklin RV Investigator (1973-1998) Nella Dan Southern Surveyor RV Solander RV Cape Ferguson

Survey vessels

(1946-1964) (1943-1945) (1990) (1944) (1959-1980) (1906-1914) HMAS Flinders (1981-1990) (1959-1966) (1956-1958) (1944-1956) (2000) (2000) (1989) (1933-1934, 1935-1946) (1964-1999) (1989) (1943-1946) (1990) (1952-1966)

Bangladesh

RV Meen Shandhani (2016) CVASU Research Vessel

Belgium (EU)

RV Belgica (transferred to Ukraine, now RV Borys Aleksandrov) RV Zeeleeuw RV Simon Stevin

Bermuda RV Atlantic Explorer

Brazil

RV Professor W. Besnard (1967-2008) RV Atlântico Sul (1973) RV Alpha Crucis (2012) BNS H21 Sirius BNS H35 Amorim do Valle BNS H36 Taurus BNS H37 Garnier Sampaio BNS H38 Cruzeiro do Sul BNS H40 Antares

Bulgaria (EU)

Akademik Sv. Sv. Kiril i Metodii

Canada

RV Coriolis II

Canadian Coast Guard

Parks Canada

RV David Thompson (1992) Gwaii Haanas IIEarliest sign of human habitation in Canada may have been found

University of Victoria

RV John Strickland

Government of Nunavut

Qikiqtaaluk Corporation RV Celtic Voyager (bought from Ireland in 2023) RV Ludy Pudluk (2021)

Survey vessels

(1919-1923, 1925-1939, 1945-1969) (1919-1939) (1948-1958)

Cape Verde RV Islândia (donated by Iceland in 1994)

Chile

Cabo de Hornos AGS 61

China

Type 625 research vessel

Colombia

ARC Providencia ARC Malpelo ARC Quindio ARC Caribe ARC Roncador ARC Simon Bolivar BI Ancón

Cook Islands

Anuanua Moana (2023)

Croatia (EU)

RV BIOS DVA

Survey vessels

SV Hidra SV Palagruža

Czechia (EU)

University of South Bohemia

RV Clione

Czech Academy of Sciences

Ota OlivaBrief history of long-term ecological research into aquatic ecosystems and their catchments in the Czech Republic. Part I: Manmade reservoirs. October 2016. Edition: First. Publisher: Institute of Hydrobiology, Biology Centre CAS, v.v.i. Editor: Petr Znachor. ISBN 978-80-86668-38-3. ResearchGate PDF Thor Heyerdahl (2009)

Denmark (EU)

See also List of Danish research ships, which includes ships used only for expeditions Aurora (2014) Biologen (1932-1964) Dana I (1920-1922) Dana II (1921-1935) Dana III (1937-1980) Dana IV (1981) Dana V (expected in 2027) Sallingsund (1899-1932) Thor (1902-1919)

Faroe Islands RV Jákup Sverri (2020)

Greenland RV Sanna (2012) RV Tarajoq (2021)

Egypt

National Institute of Oceanography and Fisheries RV Salsabil RV Yarmouk

Estonia (EU)

Tallinn University of Technology

RV Salme

University of Tartu

AluDevil 33 Aurelie Emili 007 Fortuuna Welle

Estonian Maritime Museum

Mare (1983-2018)

Finland (EU)

Aranda (1953-1989) Aranda (1989) Muikku Aurelia Seili I Seili II Geomari Kaiku Saduria

France (EU)

(1965-1989) RV Gwen-Drez (1976-2016) RV Côte d'Aquitaine

CNRS

RV Albert Lucas RV Antédon II RV Néréis II RV Neomysis RV Planula IV RV Sagitta III RV Sépia II

Ifremer

RV Anita Conti (operational in 2026) RV Antea RV L'Atalante RV Côtes de la Manche RV La Curieuse (transferred to a private owner) RV L'Europe RV Haliotis RV RV RV RV Thalia RV Téthys II RV Le Suroît

French Ministry of Culture

Alfred Merlin (2021)

Cousteau Society

RV Calypso (1950–1997) Anaconda Alcyone (1985)

Tara Ocean Foundation

Tara Tara Polar Station

Des Requins et des Hommes

Parsifal (2025)

French Southern and Antarctic Lands

L'Astrolabe (1986-2017) L'Astrolabe (2016)

Survey vessels

A758 Beautemps-Beaupré A791 Lapérouse A792 Borda A793 Laplace

Germany (EU)

FRV Capella (2004) FRV Clupea (2012) FRV Deneb (1994) FRV Komet (1998) FRV Solea (2004) FRV Walther Herwig III (1993) FRV Wega (1990) RV Haithabu (2014) RV Ludwig Prandtl (1983) RV Meteor (1924-1945) RV Meteor (1964) RV Senckenberg RV Sonne (1978-2014; sold to Argentina; now ARA Austral) RV Valdivia

German Navy

Planet (2005)

Federal Ministry of Education and Research

RV Meteor (1986) RV Sonne (2014)

Federal Maritime and Hydrographic Agency

RV Atair (2021)

Alfred Wegener Institute

RV Uthörn (1947) RV Uthörn (1982) RV Mya (replaced by Mya II) RV Polarstern (1982) RV Heincke (1990) RV Mya II (2013)

Leibniz Institute for Baltic Sea Research

RV Alexander von Humboldt (replaced by Maria S. Merian; now EV Nautilus) RV Professor A. Penck (1951-2010; replaced by RV Elisabeth Mann Borgese) (2006) RV Elisabeth Mann Borgese (2011)

GEOMAR Kiel

RV Südfall (1946 – 1966; 1958 renamed RV Hermann Wattenberg) RV Alkor (1966-1990) Sagitta (1966-1997) RV Littorina (1975) RV Poseidon (1976-2020; sold to Sea-Watch, now Humanity 1) RV Alkor (1990) Polarfuchs (1997)

Max Planck Institute for Chemistry

RV Eugen Seibold (2018)

Greece (EU)

RV Aegaeo RV Philia

Survey vessels

HS Naftilos (A-478) HS Pytheas (A-474) HS Strabon (A-476)

Iceland

Marine and Freshwater Research Institute RV Árni Friðriksson (2000) RV Bjarni Sæmundsson (1970-2025) RV Þórunn Þórðardóttir (2024)

Icelandic Coast Guard Survey vessel BALDUR (1991)

India

Survey vessels

INS Mesh (J34) INS Sandhayak (J18) (1981-2021) INS Nirdeshak (J19) (1982-2014) INS Nirupak (J20) (1985-2024) INS Investigator (J15) (1990) INS Jamuna (J16) (1991) INS Sutlej (J17) (1993) INS Darshak (J21) (2001) INS Sarvekshak (J22) (2002) INS Makar (J31) (2012) INS Sandhayak (J18) (2024)

Indonesia

Geomarin III (2014) RV MADIDIHANG-03

National Research and Innovation Agency

Baruna Jaya I Baruna Jaya III Baruna Jaya VIII

Indonesian Navy

KRI Rigel (2015) KRI Spica (2015) KRI Dewa Kembar KRI Pollux KAL Aries KAL Vega

Iran Iranian National Institute for Oceanography and Atmospheric Science

Khalije Fars sea explorer (2017)

Ireland (EU)

RV Celtic Explorer (2003) RV Celtic Voyager (in 2023 sold to the Qikiqtaaluk Corporation of Nunavut) MV Cosantóir Bradán RV Geo RV Keary RV Lough Beltra (1988-1997) RV Tom Crean (2022) RV Tonn

Italy (EU)

RV Andrea RV Astrea RV Cerruti RV Dallaporta RV Furetto Gaia Blu RV Italica RV Laura Bassi RV Luigi Sanzo RV Maria Grazia RV Minerva Uno RV OGS Explora RV Regione Lazio 1 RV Tecnopesca II RV Trer RV Andromeda RV Futura RV Cormorano II

Italian Navy

RV Alliance A 5345 (NATO vessel, since 1 January 2016 under Italian Navy flag) RV Leonardo A 5301 (NATO vessel, since 11 May 2007 under Italian government flag and since 14 May 2010 under Italian Navy flag) RV Ammiraglio Magnaghi A 5303 RV Aretusa A 5304 RV Elettra A 5340 RV Galatea A 5308 RV Vincenzo Martellotta A 5320 RV Raffaele Rossetti A 5315

Japan

RV Chikyū RV Hakurei Maru RV Hakuho Maru RV Kaimei RV Kairei RV Kaiyo (formerly, Mutsu) RV Natsushima RV Shigen (formerly, RV Ramform Victory of Petroleum Geo-Services) RV Umitaka Maru RV Yokosuka RV Nisshin Maru

Japan Maritime Self-Defense Force

JS Suma (AGS-5103) JS Wakasa (AGS-5104) AGS Shōnan AGS Nichinan AGS Futami

Republic of Korea

Korea Polar Research Institute

RV Araon (2009)

Korea Institute of Ocean Science and Technology

RV Dokdo Nuri RV EARDO (1992) RV ISABU (2016) RV JANGMOK 1 RV JANGMOK 2 RV ONNURI (1992)

Korea Institute of Geoscience and Mineral Resources

Tamhae 3 (2024)

Survey vessels

ROKS Sincheonji ROKS Sinsegi

Kazakhstan Kanysh Satpayev (2014)

Survey vessels

Jaiyq (2008)

Latvia (EU)

Kapteinis Orle

Maritime Administration of Latvia

Kristiāns Dāls (2001) Sonārs (2014) Blesser 505 WA

Lebanon RV CANA-CNRS

Lithuania (EU)

Ministry of Environment

Vėjūnas (2012)

Klaipėda University

RV Mintis

Luxembourg (EU)

GEOxyz

GEO OCEAN III to GEO OCEAN IX GEOSURVEYOR I, IV, V, VI, VIII, IX, XI, XII, XVI, XVII, XXI

Mauritania RV Almoravide RV N´diago RV Al Awam RV Amrigue

Morocco

National Institute of Fisheries Research RV Al Hassan Al Marrakchi RV Ibn Sina II (2023)

Royal Moroccan Navy

Dar Al Beida (2019)

Namibia

RV Mirabilis

Netherlands (EU)

RV Tyro (1979-1993)

RV Navicula RV Stern RV Tridens RV Isis

Survey vessels

(1929-1942) (1952-1972) (1952-1973) (10 November 1976 - 3 June 2004; sold and renamed Plancius in 2007) (2003) (2004)

New Zealand

(1969-1991) (1991)

Survey vessels

SMB Adventure (1998) HMNZS Lachlan (F364) (1949–1975) HMNZS Manawanui (2019) (1975–1997) (1997-2012) (1980–2000) (1980–2000) (1956–1967) (1970–1997)

Nigeria

Nigerian Navy

NNS Lana (2021) NNS Zhizoko (2024)

Nigerian Institute for Oceanography and Marine Research

RV Bayagbona (2014)

Norway

RV G.M. Dannevig RV Johan Hjort RV Helmer Hanssen (Jan Mayen) RV Håkon Mosby RV Dr Fridtjof Nansen Kronprins Haakon (2018) RV Johan Ruud RV G.O. Sars RV Trygve Braarud RV Bjørn Føyn RV Lance RV Gunnerus

Oman

RV Al-Jamiah

Pakistan PNS Behr Paima

Peru

BIC Humboldt (1978) BAP Carrasco (2017) BIC Olaya BIC Flores

Philippines BRP Fort San Antonio (AM-700) BRP Fort Abad (AM-701) MV DA BFAR BRP Gregorio Velasquez (AGR 702)

Poland (EU)

RV Birkut (retired) RV Doktor Lubecki (retired) RV Hydromet (retired) ORP Planeta (retired) RV Pomorzanin (retired) RV Professor Bogucki (retired) RV Wieczno (retired) ORP Zodiak (retired)

Polish Academy of Sciences

National Marine Fisheries Research Institute

RV Ewa (1928-1939) RV Profesor Siedlecki (1974-1992) RV Baltica (1993)

University of Gdańsk

RV Oceanograf 1 RV Oceanograf 2

Gdynia Maritime University

MS Horyzont II RV IMOR

Maritime University of Szczecin

MS Nawigator XXI

National Maritime Museum, Gdańsk

RV Kaszubski Brzeg (1984-2007)

Survey vessels

ORP Kopernik

Portugal (EU)

Portuguese Navy

NRP Dom Carlos I NRP Almirante Gago Coutinho NRP Andrómeda NRP Auriga NRP Almeida Carvalho (1972-2002)

Portuguese Institute of the Sea and the Atmosphere

NI Mário Ruivo NI Noruega NI Diplodus NI Tellina (2003-2019) NI Capricórnio (1994-2008)

University of Azores

NI Arquipélago

Romania (EU) Istros RV Mare Nigrum REXDAN Research Vessel

Saudi Arabia

King Abdullah University of Science and Technology

RV Thuwal II (2026)

Senegal

ITAF DEME (2021)

Soviet Union/Russia

Source:

Decommissioned

South Africa

Africana S.A. Agulhas S.A. Agulhas II Ellen KhuzwayoEllen Khuzwayo RV Observer RV Phakisa

Survey vessels

SAS Protea (A324)

Spain (EU)

Spanish Navy

BIO A-33 Hespérides

Spanish National Research Council

RV Sarmiento de Gamboa BO Odón de Buen (2024) BO García del Cid BO Mytilus

Instituto Español de Oceanografía BIO Angeles Alvariño BIO Ramón Margalef

Secretaría General del Mar BIO Miguel Oliver BIO Intermares BIO Emma Bardán

Survey vessels

A-23 Antares A-24 Rigel A-31 Malaspina A-32 Tofiño A-91 Astrolabio A-92 Escándalo

Sweden (EU)

RV Oscar von Sydow (1976) RV Skagerak (1968) RV Skagerak (2017; 2021–present) RV Svea (2019) IB Oden (1988) SV Ocean Surveyor (1984) R/V Electra af Askö (2016) R/V Jacob Hägg (1982) R/V Botnica (1989)

Thailand

Department of Marine and Coastal Resources

PAKARANG 805 807

Tunisia RV Hannibal (1998) Salammbo (1992)

Turkey

Taiwan (Republic of China)

Taiwan Ocean Research Institute

(operated by National Taiwan University) (operated by National Taiwan Ocean University) (operated by National Sun Yat-sen University)

National Museum of Marine Biology and Aquarium

(operated by National Dong Hwa University Graduate Institute of Marine Biology)

Republic of China Navy

Ukraine

Borys Aleksandrov Noosfera

UAE

RV Jaywun (2023)

United Kingdom

Natural Environment Research Council

Plymouth Marine Laboratory Plymouth Marine Laboratory Plymouth Marine Laboratory