Associate Professor
Department of Marine Science and Fisheries
Sultan Qaboos University
PO Box 34, Al-khod 123
Sultanate of Oman
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(+ 968) 2414 3661


Dr. Sc. Marine Biology, 2004 Moscow State University, Russia
Ph.D. Hydrobiology, 1978 Ukraine Academy of Sciences
M.S. Biology, 1975 Kuban State University, Russia


Associate Research Professor, Marine Sciences Research Center, Stony Brook University (USA), 2000-2007
Assistant Research Professor, Marine Sciences Research Center, Stony Brook University (USA), 1997-2000
Visiting Scientist, Plymouth Marine Laboratory (UK), 1993-1997
Senior Scientist, Institute of Biology of the Southern Seas (Ukraine), 1989-1993
Scientist, Institute of Biology of the Southern Seas (Ukraine), 1978-1989
Junior Scientist, Institute of Biology of the Southern Seas (Ukraine), 1975-1978


Oceanography (MASF 3020)
Marine Biology (MASF 3026)
Advanced Oceanography (MASF 6002)

Research Interests

- Spatial Structure of Marine Ecosystems
- Plankton communities and climate change
- Behaviour of zooplankton organisms

Current work

- Physical-biological coupling in the Arabian Sea ecosystem

Participated in 9 national and 3 international oceanographic expeditions to the Indian, Pacific, and Atlantic Oceans.
Directed research groups in 3 international expeditions
Memberships in Professional Societies
2005-2007 American Geophysical Union (AGU)
1997-2003 International GLOBEC Steering Committee, WG-1 member
1995-1997 New York Academy of Sciences
1985-2000 World Association of Copepodologists

Honours and awards

2000, 2002 American Association for the Advancement of Science, Human Rights Award.
1997 Smithsonian Tropical Research Institute Fellowship (USA)
1993 Royal Society Fellowship (UK)
1990 Office of Naval Research Fellowship (USA)

Selected publications

Books and book chapters

Banse K. and S.A.Piontkovski (Eds.). 2006. The mesoscale structure of the epipelagic ecosystem of the open northern Arabian Sea. Universities Press, Hyderabad, India. 248 pp.

Piontkovski S.A. and A. Al-Azri. 2010. Influence of a tropical cyclone GONU on phytoplankton biomass (chlorophyll a) in the Arabian Sea. In: Charabi Yassine (Ed.). Indian Ocean Tropical Cyclones and Climate Change. Springer, pp. 339-348.

Research papers

Piontkovski S.A., B.Queste, A.Al-Shaaibi, K.Al-Hashmi, J.Bryantseva and E.Popova. 2016. Subsurface algal blooms of the western Arabian Sea. Marine Ecology Progress Series DOI: 10.3354/meps11990.

Piontkovski S.A., and B.Queste. 2016. Decadal changes of the western Arabian Sea ecosystem. International Aquatic Research,8: 49-64. DOI:10.1007/s40071-016-0124-3.

Piontkovski S.A., Al-Maavali A., Al-Manthri W., Smith S., Popova E. 2015. Mesozooplankton of the Omani shelf: taxonomy, seasonality and spatial distribution. International Aquatic Research, 7: 301-314.

Al-Hashmi K., S.Smith,M.Claereboudt, S.A.Piontkovski, and A.Al-Azri. 2015. Dynamics of potentially harmful phytoplankton in a semi enclosed bay in the Sea of Oman. Bulletin of Marine Science,91: 141-166.

Piontkovski S.A. and H.S.Al-Oufi. 2015. The Omani shelf hypoxia and the warming Arabian Sea. International Journal of Environmental Studies, 72, 2: 256-264.

Al-Hashmi K., J. Goes, M.Claereboudt, S.A.Piontkovski, A.Al-Azri, and S.Smith. 2014. Variability of dinoflagellate and diatoms in the surface waters of Muscat, Sea of Oman: comparison between enclosed and open ecosystem. International Journal of Oceans and Oceanography, 8, 2: 137-152.

Piontkovski S.A., H.S.Al-Oufi. 2014. The oxygen minimum zone and fish landings along the Omani shelf. Journal of Fisheries and Aquatic Science, 9, 5: 294-310.

Piontkovski S.A., H.S. Al-Oufi, and S.Al-Jufaili. 2014. Seasonal and interannual changes of sardine landings in the Sea of Oman. Marine Fisheries Review, 76, 3: 50-59.

Piontkovski S.A, and T.Chiffings. 2014. Long-term changes of temperature in the Sea of Oman and the western Arabian Sea. International Journal of Oceans and Oceanography, 8:53-72.

Piontkovski S.A., and K.Al-Hashmi. 2014. Atmospheric cyclones and seasonal cycles of biological productivity of the ocean. International Journal of Environmental Studies, 71: 27-40.

Al-Azri A.R., S.A.Piontkovski,K.A.Al-Hashmi, J. I. Goes, H. R. Gomes, and P.Glibert. 2014. Mesoscale and nutrient conditions associated with the massive 2008 Cochlodiniumpolykrikoides bloom in the Sea of Oman/Arabian Gulf. Estuaries and Coasts, 37: 325-338.

Piontkovski S.A., S.Al-Jufaili. 2013. Coastal upwellings and mesoscale eddies of the western Arabian Sea: some biological implications. International Journal of Oceans and Oceanography, 7, 2: 93-115.

Piontkovski S.A., M.Claereboudt, and S.Al-Jufaili. 2013. Seasonal and interannual changes in epipelagic ecosystem of the western Arabian Sea. International Journal of Oceans and Oceanography, 7, 2: 117-130.

PiontkovskiS.A and N.P.Nezlin. 2012. Mesoscale eddies of the Arabian Sea: physical-biological interactions.International Journal of Marine Science, 2: 51-56.

Piontkovski S.A., H.M.H. Al-Gheilani, B. Jupp, V.Y. Sarma, and A.R. Al-Azri. 2012. The relationship between algal blooms, fish kill incidents, and oxygen depletions along the Omani coast. International Journal of Oceans and Oceanography, 6: 145-177.

Al-Azri A.R., S.A.Piontkovski, K.Al-Hashmi, H. Al-Gheilani, H. Al-Habsi , S. Al-Khusaibi, N.Al-Azri. 2012. The Occurrence of Harmful Algal Blooms (HABs) in Omani coastal waters.Aquatic Ecosystem Health and Management Society, 15 (S1): 56-63.

Leblanc, K., Arístegui J., Armand L., Assmy P., Beker B., Bode, A ., Breton E., Cornet, V., Gibson J., Gosselin M.-P., Kopczynska E., Marshall H., Peloquin J., Piontkovski S., Poulton A., Quéguiner B., Shiebel R., Shipe R., Stefels J., Tarran G., van Leeuwe M.A., Varela M., Widdicombe C., Yallop, M. 2012. A global diatom database – abundance, biovolume and biomass in the world ocean.Earth System Science Data, 5: 147-185.

Piontkovski S.A. and M.R.Claereboudt. 2012. Interannual changes of the Arabian Sea productivity. Marine Biology Research, 8:189-194.

Piontkovski S.A., N.Nezlin, A.R.Al-Azri, and K.Al-Hashmi. 2012. Mesoscale eddies and variability of chlorophyll-a in the Sea of Oman. International Journal of Remote Sensing,33, 17: 5341-5346.

Piontkovski S.A.,A.R.Al-Azri, and K.A.Al-Hashmi. 2011. Seasonal and interannual variability of chlorophyll a in the Gulf of Oman compared to the open Arabian Sea regions. International Journal of Remote Sensing,32, 22:7703-7715.

Piontkovski S.A. and C.Castellani. 2009. Decline of zooplankton biomass in the tropical Atlantic Ocean. Hydrobiologia, 632: 365-370.

Al-Azri A.R., S.A.Piontkovski,K.A.Al-Hashmi, J. I. Goes, and H. R. Gomes. 2009. Chlorophyll a as a measure of seasonal coupling between phytoplankton and the monsoon periods in the Gulf of Oman. Aquatic Ecology, 44, 2: 449 – 461.

Piontkovski S.A., T.D.O’Brien, S.F.Umani, E.G.Krupa, T.S.Stuge, K.S. Balymbetov, O.V.Grishaeva, and A.G Kasymov. 2006. Zooplankton and the North Atlantic Oscillation: a basin scale analysis. Journal of Plankton Research, 28, 11:1039-1046.

Buitenhuis E., C.LeQuéré, O.Aumont, A.Bunker, A.Hirst, T.Ikeda, T.OBrien, S.A.Piontkovski, and D.Straile. 2006. Biogeochemical fluxes through mesozooplankton. Global Biogeochemical Cycles, 20, GB2003, doi:10.1029/2005GB002511.

Hameed S. and S.A. Piontkovski. 2004. The dominant influence of the Icelandic Low on the position of the Gulf Stream northwall. Geophysical Research Letters,31, L09303.doi: 10.1029/2004GL019561. S.A. and M.R.Landry. 2003. Copepod species diversity and climate variability in the tropical Atlantic Ocean. Fisheries Oceanography, 12, 45: 352-359.

Piontkovski S.A., M.R.Landry, A.V. Kovalev, R.Williams, C. P. Gallienne, A. Mishonov, V.N. Skryabin, Z.Z. Finenko, Yu.N. Tokarev, and V.N.Nikolsky. 2003. Plankton communities of the macroscaleanticyclonic gyre of the south Atlantic Ocean. OceanologicaActa, 26: 255-268.

Piontkovski S.A., R.Williams, S.Ignatyev, A.Boltachev, and M.Chesalin. 2003. Structural-functional relationships in the pelagic community of the eastern tropical Atlantic Ocean. Journal of Plankton Research, 25, 9: 1021-1034.

Finenko Z.Z., S.A. Piontkovski, R. Williams, and A.V. Mishonov. 2003. Variability of phytoplankton and mesozooplankton biomass in the subtropical and tropical Atlantic Ocean. Marine Ecology Progress Series,250:125-144.

Piontkovski S.A. and S.Hameed. 2002. Precursors of copepod abundance in the Gulf of Maine in atmospheric centers of action and sea surface temperature. The Global Atmosphere and Ocean System, 8, 4: 283-291.

Conversi A., S.A. Piontkovski, and S. Hameed. 2001. Seasonal and interannual dynamics of Calanusfinmarchicus in the Gulf of Maine (Northeastern US Shelf) with reference to the North Atlantic Oscillation. Deep-Sea Research, II, 48: 519-530.

Piontkovski S.A., Yu.N. Tokarev, E.P. Bitukov, R. Williams, and D. Kiefer. 1997. The bioluminescent field of the Atlantic Ocean. Marine Ecology Progress Series, 156: 33-41.

Goldberg G.A., S.A. Piontkovski, and R. Williams. 1997. Zooplankton field heterogeneity formation on the mesoscale: elements of the theory and empirical characteristics. EcologicalModelling, 96: 41-49.

Piontkovski, S.A., R. Williams, W.T. Peterson, O.A. Yunev, N.A. Minkina, V.L. Vladimirov, and V. Blinkov. 1997. Spatial heterogeneity of the planktonic fields in the upper mixed layer of the open ocean. Marine Ecology Progress Series, 148: 145-154.

Piontkovski S.A., R. Williams, W. Peterson, and V.K. Kosnirev. 1995. Relationship between oceanic zooplankton and energy of eddy fields. Marine Ecology Progress Series, 128: 35-41.

Piontkovski S.A., and R. Williams. 1995. Multiscale variability of tropical ocean zooplankton biomass. ICES Journal of Marine Science, 52: 643-656.

Piontkovski S.A., R. Williams, and T.A. Melnik. 1995. Spatial heterogeneity and size structure of plankton of the Indian Ocean: some general trends. Marine Ecology Progress Series, 117: 219-227.

Conference Presentations

Queste B.Y., C.Vic, S.A.Piontkovski, and K.Heywood. 2017. Eddies control oxygen availability and denitrifying potential in the northwest Arabian Sea. Geophysical Research Abstracts.EGU General Assembly.Vol.19, EGU2017-1470.

Piontkovski S.A., M. Roberts, B.Y. Queste and K.A. Al-Hashmi. 2016. Physical-biological interactions in the Omani and Benguela coastal upwelling systems. Benguela Symposium 2016, 15-18 November 2016, Cape Town.

Piontkovski S.A. and B. Queste. 2015. Decadal trends of the Western Arabian Sea. IO50 International Symposium “Dynamics of the Indian Ocean: Perspective and Retrospective”, 30 November -4 December, 2015, Goa.

Piontkovski S.A. and K.A. Al-Hashmi. 2014. Interannual trends and physical-biological interactions in epipelagic community of the Sea of Oman (the western Arabian Sea). 2nd International Ocean Research Conference: “One Planet, One Ocean”. 17-21 November, 2014, Barcelona.

Piontkovski S. A., and T.Chiffings. 2014. Does climate change favors invasive species in Omani waters ?International Conference “Management of Ballast Water and Other Factors”.February 17-19, 2014, Muscat.

Piontkovski S.A., and S.Al-Jufaili. 2013. Footprints of atmospheric cyclones in the productivity of the Mediterranean and the Arabian Sea.40th CIESM Congress.28 October - 1 November 2013,Marseille, France.

PiontkovskiS.A.,H.M.Al-Gheilani, and M. R. Claereboudt. 2012. Seasonal and interannual changes of physical-biological interactions in the western Arabian Sea. 3rd International Conference ICBEC-2012.24-25 November, 2012, Bangkok, Thailand.

Piontkovski S.A. GIOVANNI in the Arabian Sea. 2012. The 2012 Gregory G.Leptoukh Online GIOVANNI Workshop. NASA, USA.

Piontkovski S.A. and M.Claereboudt. 2011. Arabian Sea is getting less productive. European Geosciences Union General Assembly, Geophysical Research Abstracts, vol.13, EGU2011-1875.

Piontkovski S.A. 2011. Interannual variation of physical-biological coupling along the Kenyan and Omani coasts connected by the system of currents. In: 7th WIOMSA Scientific Symposium. 24-29 October, 2011, Mombasa, Kenya.

Piontkovski S.A., and C.Castellani. 2007. Decline of zooplanktonbiomass in the tropical AtlanticOcean. In: 4th International Zooplankton Production Symposium- “Human and ClimateForcing of ZooplanktonPopulations”. 28 May-1 June 2007, Hiroshima, Japan.

Piontkovski S.A., T.O'Brien, S.F.Umani, E.Krupa, T.Stuge, K.Balymbetov, O.Grishaeva, and A.Kasymov. 2006. Basin scale response of zooplankton to the North Atlantic Oscillation". Ocean Sciences Meeting, 20-24 February, 2006, Honolulu. Eos Trans.AGU, 87(36).

Piontkovski S.A., Yu.N.Tokarev, and L.A.Levin. 2006. A comparison of bioluminescence and chlorophyll fields of the World Ocean. In: 14th International Symposium on Bioluminescence and Chemiluminescence, October 15-19, 2006, San Diego.

Piontkovski S.A., R.Williams, Yu.Tokarev, A.Mishonov, and Z.Finenko. 2001. Planktonic fields of the tropical Atlantic Ocean: spatial heterogeneity and physical-biological coupling. The Oceanography Society Biennial Scientific Meeting. April 2-5, 2001. Miami. Oceanography, 14,1: 42-43.

Piontkovski S.A. 2001. Ecosystem dynamics of the tropical Atlantic Ocean: multiscale variability and physical-biological coupling. In: 2001: An Ocean Odyssey. Joint assemblies of international association for physical sciences of the oceans and international association for biological oceanography. XII ColoquioArgentino de Oceanografica. 21-26 October, 2001. Mar del Plata, Argentina.

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