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Which countries have the most top-cited scientists in Oceanography?

350 researchers whose main subfield is Oceanography are in the 2026 list of top-cited scientists, the annual ranking often called the Stanford–Elsevier top 2% scientists list. The United States has the most (149, 42.6%), followed by the United Kingdom (35) and China (31). A country with 100 or more opens its institutions in the subfield; the others open their scientists in the table of all authors.

#	Country	Listed authors	Top 100k	Share of subfield	Highest-ranked author	Top institution
1	United States	149	45	42.6%	Millero, Frank J. #2,121	Woods Hole Oceanographic Institution
2	United Kingdom	35	6	10.0%	Nicholls, Robert James #3,471	National Oceanography Centre Southampton
3	China	31	11	8.9%	Zhang, Jing #10,352	Ocean University of China
4	Australia	22	10	6.3%	Young, Ian Robert #11,660	UNSW Sydney
5	Netherlands	21	10	6.0%	van Rijn, Leo Cornelius #10,193	Delft University of Technology
6	Germany	15	1	4.3%	Burchard, Hans #52,007	The Leibniz Institute for Baltic Sea Research
7	Japan	13	3	3.7%	Isobe, Atsuhiko #17,059	The University of Tokyo
8	Spain	11	2	3.1%	Losada, Iñigo J. #44,869	IHCantabria - Instituto de Hidráulica Ambiental de la Universidad de Cantabria
9	France	8	1	2.3%	Longhurst, Alan R. #65,129	Galerie l'Academie
10	Italy	8	0	2.3%	Benetazzo, Alvise #136,217	Istituto Di Scienze Marine, Venice
11	Denmark	5	1	1.4%	Fredsøe, Jørgen #21,065	Technical University of Denmark
12	Canada	4	2	1.1%	Garrett, Chris J.R. #60,416	University of Victoria
13	Norway	4	0	1.1%	LaCasce, J. H. #118,228	Universitetet i Oslo
14	India	3	2	0.9%	Sarma, V. V.S.S. #39,622	National Institute of Oceanography India
15	Greece	2	1	0.6%	Vousdoukas, Michalis Ioannis #33,864	University of the Aegean
16	Türkiye	2	1	0.6%	Sumer, B. Mutlu #62,973	İstanbul Teknik Üniversitesi
17	Ireland	2	0	0.6%	Möller, Iris #133,064	Trinity College Dublin
18	New Zealand	2	0	0.6%	Johnson, Mark P. #145,932	School of Biological Sciences
19	Singapore	2	0	0.6%	Chitre, Mandar Anil #146,620	National University of Singapore
20	Sweden	2	0	0.6%	Hanson, Hans #254,245	Lunds Universitet
21	Romania	1	1	0.3%	Anthony, Edward Jamal #28,968	Universitatea din Bucuresti
22	Finland	1	0	0.3%	Rudels, Bert #108,326	Finnish Meteorological Institute
23	South Africa	1	0	0.3%	Lutjeharms, Johann R.E. #109,337	University of Cape Town
24	Austria	1	0	0.3%	Fenton, John D. #110,246	Technische Universität Wien
25	Mexico	1	0	0.3%	Silva-Casarin, Rodolfo #161,797	Universidad Nacional Autónoma de México
26	Estonia	1	0	0.3%	Soomere, Tarmo E. #171,510	Tallinna Tehnikaülikool
27	Ghana	1	0	0.3%	Appeaning Addo, K. #190,927	University of Ghana
28	Portugal	1	0	0.3%	Ferreira, Óscar Manuel #267,665	Universidade do Algarve
29	Russia	1	0	0.3%	Osadchiev, Alexander A. #463,864	Russian Academy of Sciences