Phone: Internal


Post-doc: Institute of Coastal Research, Helmholtz Zentrum Geesthacht, Germany


Ph.D. 2007, Marine Biology, Institute of Marine Sciences, METU, Turkey

M.Sc. 2000, Marine Biology, Institute of Marine Sciences, METU, Turkey

B.Sc. 1996. Fisheries, Aegean University, Turkey

Research Area

Biological oceanography, sea technology, optical properties of seas, satellite oceanography

Career Highlights

Spent over 24 months at sea in Mediterranean, Black Seas, Atlantic and Arctic Ocean

Coordinating Erdemli time series expeditions, the only time oceanographic time series in Turkey

Selected Publications

Hasan Örek, R. Doerffer1, R. Röttgers, M. Boersma, and K. H. Wiltshire. A bio-optical model for remote sensing of Lena River water. Biogeosciences, 10, 7081-7094, 2013.

Hasan Örek, Rüdiger Röttgers, Wolfgang Schönfeld, Wolfgang Cordes, Roland Doerffer. Comparison of in and above water surface reflectance measurements in the German Bight. BLUE PHOTONICS 2. OPTICS IN THE SEA. Bremerhaven (5-6 September). 2011.

Zervoudaki, S., Christou, E.D., Assimakopoulou, G., Örek, H., Gucu, A.C., Giannakourou, A., Pitta, P. Terbiyik , T., Yϋcel, N., Moutsopoulos, T., Pagou, K., Psarra, S., Özsoy, E., Papathanassiou, E. Copepod communities, production and grazing in the Turkish Straits System and the adjacent northern Aegean Sea during spring. Journal of Marine Systems. 86(3-4):45-56. 2011.

Uysal , Z., Tugrul , S., Yücel , N. , Sert , F. , Gazihan , A.,  Ak Orek , Y., Terbiyik , T., Örek, H., Özsoy, E. An Assessment Of The State Of Marine Ecosystems Around Turkey During Sesame (Black Sea, Turkish Straits System And The Levantine Basin). Rapp. Comm. int. Mer Médit., 39, 689. 2010.

Ali Cemal Gucu,Gul Gucu, Hasan Örek. Habitat use and preliminary demographic evaluation of the critically endangered Mediterranean monk seal (Monachus monachus) in the Cilician Basin (Eastern Mediterranean). Biological Conservation 116 (2004) 417–431.