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47 Marine and Ocean Sciences PhD Degree Programs
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University of Miami Rosenstiel School
PhD and MS in Marine, Atmospheric, and Geosciences (GRE Waived)
- Miami, USA
MSc, PhD
Full time
1 year
On-Campus
English
We offer PhD and MS degrees in 6 programs: Atmospheric Sciences, Marine Biology & Ecology, Environmental Science & Policy, Marine Geosciences, Meteorology & Physical Oceanography, and Ocean Sciences. We offer highly competitive stipend rates, tuition, and health insurance coverage for our incoming PhD students as part of a fully-funded 5-year Graduate Assistantship. Finally, as part of our revitalized connections across colleges and to take advantage of our unique research facilities, we offer an MS degree in both Ocean Engineering and Sustainable Business. Our graduate students also take advantage of nearby NOAA facilities including the Atlantic Oceanographic and Meteorological Laboratory, Southeast Fisheries Science Center, and the National Hurricane Center. PhD Assistantships can be found here: https://graduate.earth.miami.edu/admissions/phd-assistanships/index.html GRE not required!
University of Algarve
Fast-track counseling
PhD in Marine, Earth and Environmental Sciences
- Faro, Portugal
PhD
Full time
3 years
On-Campus
English
Fast-track counseling
To promote advanced formation, multi and interdisciplinary in scientific areas related to PhD in Environmental, Marine and Earth Sciences. Development of skills and scientific training at the highest level, including scientific analysis, innovation, critical thinking, decision-making and independent research work
Universidade de Aveiro
Doctorate in Marine Science, Technology and Management
- Aveiro, Portugal
PhD
3 years
On-Campus
English
The Doctoral Program Do*Mar - Marine Science, Technology and Management is a joint international PhD offered by the Universities of Aveiro, Minho, Trás-os-Montes-e-Alto-Douro, Porto, Vigo, Santiago de Compostela and Coruña, with the collaboration of CSIC - Consejo Superior de Investigaciones Científicas, the Instituto Español de Oceanografía, the University of St. Andrews, the Station Biologique de Roscof and the Institute of Oceanography of the University of S. Paulo as host partners.
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University of Johannesburg
PhD in Aquatic Health
- Johannesburg, South Africa
PhD
Full time
3 years
On-Campus
English
The purpose of the Ph.D. in Aquatic Health is to provide qualifying students with an in-depth understanding and integrated knowledge of advanced applicable theory in the field of specialization.
Bangor University
PhD in Ocean Sciences
- Bangor, United Kingdom
PhD
Full time
On-Campus
English
The PhD program in Ocean Sciences is designed for students who want to delve deeply into marine and oceanic research. It offers a flexible research environment where students can focus on various area...
Northeastern University
Marine and Environmental Sciences, PhD
- Boston, USA
PhD
Full time
On-Campus
English
The PhD program in Marine and Environmental Sciences is designed for students who want to deeply explore marine ecosystems and environmental issues. It offers a rigorous research-focused experience, a...
University of California Santa Cruz
Ocean Sciences, Ph.D.
- Santa Cruz, USA
PhD
Full time
On-Campus
English
The Ocean Sciences Ph.D. program offers a comprehensive path for students interested in understanding ocean processes, marine ecosystems, and coastal dynamics. It emphasizes research-driven learning, ...
University of Plymouth
PhD Marine Sciences
- Plymouth, United Kingdom
PhD
Full time
On-Campus
English
The PhD in Marine Sciences offers students the chance to explore vital issues facing our oceans and marine environments. It is designed to support independent research, with students working closely w...
University of Maryland
PhD in Marine, Estuarine, and Environmental Sciences (MEES)
- College Park, USA
PhD
Full time
On-Campus
English
The PhD program in Marine, Estuarine, and Environmental Sciences (MEES) offers advanced training for students seeking to conduct interdisciplinary research related to marine and estuarine environments...
Oregon State University
PhD in Ocean, Earth and Atmospheric Sciences
- Corvallis, USA
PhD
Full time
On-Campus
English
The program offers a comprehensive pathway for students interested in advanced research and study related to ocean, earth, and atmospheric sciences. It is designed to prepare students for careers in a...
University of Florida
PhD in Fisheries and Aquatic Sciences
- Gainesville, USA
PhD
Full time
On-Campus
English
The PhD program in Fisheries and Aquatic Sciences offers advanced graduate education focused on the scientific study and management of freshwater and marine ecosystems. It emphasizes research in areas...
The University of Maine
PhD in Marine Biology
- Orono, USA
PhD
Full time
On-Campus
English
The PhD program in Marine Biology is designed for students who want to deeply explore ocean life and ecosystems. It provides options for both full-time and part-time students, offering a flexible appr...
Virginia Polytechnic Institute and State University
Fisheries and Wildlife Sciences, PhD
- Blacksburg, USA
PhD
Full time
On-Campus
English
The PhD program in Fisheries and Wildlife Sciences is designed for students who want to deepen their understanding of aquatic and terrestrial ecosystems, along with the management and conservation of ...
Biological Research Centre of the North-West (Centro de Investigaciones Biológicas del Noroeste, S.C. (CIBNOR))
Doctoral Program in Sciences in Fisheries and Aquaculture Bioeconomy
- México, Mexico
PhD
On-Campus
Spanish
The Doctoral Program in Sciences in Fisheries and Aquaculture Bioeconomy was born from the academic interest of three institutions: Centro de Investigaciones Biológicas del Noroeste, SC (CIBNOR), Interdisciplinary Center of Marine Sciences - IPN ( CICIMAR ) and the Marist University of Mérida ( UMM), with the aim of training specialists of the highest level who develop analytical and numerical skills with an ecosystem approach, to carry out bioeconomic modeling, analysis, and evaluation of fisheries and aquaculture production processes, which influence decision-making regarding the establishment of catch quotas, distribution of small effort, allocation of access rights to fishing resources, closures, optimal catch or harvest times and economic optimization, among others.
University of California, Santa Barbara
Ecology, Evolution, and Marine Biology, PhD
PhD
Full time
On-Campus
English
The PhD program in Ecology, Evolution, and Marine Biology offers students the chance to explore complex biological systems that shape life on Earth and in the oceans. It emphasizes research that delve...
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Learn more about Marine and Ocean Sciences PhD degree programs
Studying the ocean means asking questions that science hasn't fully answered yet. A PhD in Marine and Ocean Sciences puts you at the center of that inquiry, conducting original research that advances what the world knows about marine systems.
The doctoral environment fosters independent thinking and intellectual rigor as you design studies, collect field data, and interpret findings that contribute to peer-reviewed scholarship. Your coursework and lab work may cover topics like deep-sea geochemistry, marine biodiversity assessment, coastal hydrodynamics, or climate-driven ocean circulation modeling. You'll develop competencies in oceanographic instrumentation, statistical analysis of environmental datasets, and scientific writing at a publication-ready standard.
A PhD in this field opens doors across academic research, government science agencies, environmental consultancy, and intergovernmental bodies focused on ocean policy. You might lead marine habitat monitoring programs, advise on fisheries sustainability frameworks, or contribute to large-scale climate research initiatives. The doctorate signals that you can generate new knowledge independently, which is exactly what employers and research institutions look for when filling senior science and policy roles.