Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
2,371
IEDA: Marine-Geo Digital Library (via DataONE)
326
Natural Environment Research Council: NERC Open Research Archive
146
Directory of Open Access Journals: DOAJ Articles
134
Unknown
91
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
87
PANGAEA - Data Publisher for Earth & Environmental Science
66
Frontiers: Figshare
65
Digital.CSIC (Spanish National Research Council)
60
LeibnizOpen (The Leibniz Association)
60
PubMed Central (PMC)
56
Zenodo
54
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
51
Wiley Online Library
44
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
40
University of Southampton: e-Prints Soton
35
IEDA: US Antarctic Program Data Center (via DataONE)
34
Research Data Australia (Australian National Data Service - ANDS)
34
Université de Nantes: HAL-UNIV-NANTES
33
Copernicus Publications: E-Journals
29
Cambridge University Press
28
eCite UTAS (University of Tasmania)
25
University of California: eScholarship
24
Biological and Chemical Oceanography Data Management Office (BCO-DMO) (via DataONE)
23
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
22
Niedersächsisches Online-Archiv NOA
22
University of Groningen research database
22
Dryad Digital Repository (Duke University)
21
Digital Commons University of South Florida (USF)
19
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
19
University of South Florida St. Petersburg: Digital USFSP
19
University of Tasmania: UTas ePrints
18
W&M ScholarWorks
18
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
17
KovsieScholar Repository (University of the Free State - UFS UV)
17
University of Rhode Island: DigitalCommons@URI
17
MDPI Open Access Publishing
16
Frontiers (Publisher)
15
Springer Nature (via Crossref)
15
University of East Anglia: UEA Digital Repository
14
Institut national des sciences de l'Univers: HAL-INSU
13
Université de Bourgogne (UB): HAL
13
HAL Sorbonne Université
12
Universidad de Chile: Repositorio académico
12
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
11
DIAL@USL-B (Université Saint-Louis, Bruxelles)
11
Old Dominion University: ODU Digital Commons
10
NIOZ Repository (Royal Netherlands Institute for Sea Research)
9
Ghent University Academic Bibliography
8
Institute of Oceanology, Chinese Academy of Sciences: IOCAS-IR
8
more ...