Publications

* indicates group members.

  1. Blue Carbon Storage in Surface Sediments of Saltmarsh Ecosystems: A Snapshot from Türkiye’s Aegean and Mediterranean Coasts. Md Masum Billah*, Mustafa Korkmaz, Meryem Beklioğlu, Erik Jeppesen, Baris Salihoglu & Korhan Özkan*. Estuaries and Coasts. 49, 91. 2026.Link
  2. The effects of heatwaves and short-term warming on greenhouse gas emissions in shallow saline lakes: A synchronized mesocosm experiment in two climate zones of Türkiye. G. Yılmaz*, C.A. Amorim, P.E. Arı, Meltem Kuyumcu*, Mustafa Korkmaz, Onat Arikan*….. K. Özkan*. Journal of Oceanology and Limnology. 2026. Link
  3. Ecosystem age drives food web architecture of glacier retreat-formed fishless ponds in Greenland. A. López-Rodríguez, E. Jeppesen, T.A. Davidson, L. De Meester, I. González-Bergonzoni, N. Vidal, R. Sommaruga, K. Özkan*, H. Arndt, K. Jürgens, M. Meerhoff. Oikos. 2026. Link
  4. Changes in diversity of wetland birds across spatial scales following 20 years of wetland degradation: A case study from central Türkiye. İ. K. Özgencil, M. A. Çolak, G. Yılmaz, A. Uslu, S. Hasnain, M. Korkmaz, …Korhan Özkan* E. Jeppesen. Inland Waters. 15(1). 2025. Link
  5. Changes in microplastic-associated bacterial communities along a salinity gradient in Central Anatolian lakes of Türkiye. Kerem Gökdağ*, Tülay Pekmez, Gülçin Akca, Mustafa Korkmaz, Juan Pablo Pacheco, Gökben Başaran Kankılıç, Cemreay Dede, Korhan Özkan*, Meryem Beklioğlu, Erik Jeppesen, Zuhal Akyürek, Ülkü Nihan Tavşanoğlu. Hydrobiologia. 852(16), 3977–3995. 2025. Link
  6. Response of the submerged macrophyte Stuckenia pectinata (L.) Börner to warming in different climate regions: A synchronized oligohaline mesocosm experiment. Md Masum Billah*, Gültekin Yılmaz*, Cihelio Alves Amorim, Meltem Kuyumcu*, Onat Arıkan*, Mustafa Korkmaz, İrem Gamze Arık, Meryem Beklioğlu, Erik Jeppesen, Korhan Özkan*. Aquatic Botany. 198, 103855. 2025. Link
  7. Diatom Communities in the Littoral Sediments of the Robert Islands Lakes, South Shetland Islands, Antarctica. Bülent Akar, Ayşegül Güney, Korhan Özkan*, Utku Avcı, Raif Kandemir. Turkish Journal of Fisheries and Aquatic Sciences. 24(12). 2024. Link
  8. Microplastics in Lake sediments in Robert Island, Antarctica. Ülgen Aytan, Yasemen Şenturk, Korhan Özkan*, Raif Kandemir. Turkish Journal of Fisheries and Aquatic Sciences. 24(12). 2024. Link
  9. Causal feedback loops modify lake chlorophyll a–nutrient relationships over two decades of nutrient reductions and climate warming. Hui Fu, Korhan Özkan*, Liselotte Sander Johansson, Martin Søndergaard, Torben Linding Lauridsen, Guixiang Yuan, Erik Jeppesen. Limnology and Oceanography. 69(10). 2294-2306. 2024. Link
  10. Re-oligotrophication and warming stabilize phytoplankton networks. Hui Fu, Guojun Cai, Korhan Özkan*, Liselotte Sander Johansson, Martin Søndergaard, Torben L Lauridsen, Guixiang Yuan, Erik Jeppesen. Water Research. 253. 121325. 2024. Link
  11. Census of breeding avifauna and the status of Audouin’s Gull (Ichthyaetus audouinii) along the eastern Mediterranean coast of Turkey. Korhan Özkan*, Batuhan Yapan. Journal of Field Ornithology. 95(3). 2024. Link
  12. Differences in food web structure and composition between new and nearby older lakes in West Greenland suggest succession trajectories driven by glacier retreat. Erik Jeppesen, Thomas A Davidson, Mariana Meerhoff, Luc De Meester, Iván González-Bergonzoni, Nicolás Vidal, Hartmut Arndt, Klaus Jürgens, Ruben Sommaruga, Korhan Özkan*, Torben L Lauridsen, Sh Tserenpil. Hydrobiologia. 850(21). 4745-4761. 2023. Link
  13. Abundance and composition of polycyclic aromatic hydrocarbons in the surface sediments of twelve alpine lakes in the Central Taurus Mountains. Sevil Deniz Yakan, İmran Eren Çelik, Korhan Özkan*. Environmental Monitoring and Assessment. 195(8). 974. 2023. Link
  14. Mesocosm Design and Implementation of Two Synchronized Case Study Experiments to Determine the Impacts of Salinization and Climate Change on the Structure and Functioning of Shallow Lakes. Korhan Özkan*, Mustafa Korkmaz*, Cihelio Alves Amorim, Gültekin Yılmaz*, Meltem Koru*, Yasemin Can*, Juan Pablo Pacheco, Vildan Acar, Mehmet Arda Çolak, Gül Canan Yavuz, Lucía Cabrera-Lamanna, Onat Arıkan*, Öykü Tanrıverdi, Serhat Ertuğrul*, İrem Gamze Arık, Hande Nesli, İlker H Tunur, Burak Kuyumcu, Zuhal Akyürek, Can Özen, Meryem Beklioğlu, Erik Jeppesen. Water, 15 (4). 2611. 2023. Link
  15. Effects of Climate Change on the Habitat Suitability and Distribution of Endemic Freshwater Fish Species in Semi-Arid Central Anatolian Ecoregion in Türkiye. Mustafa Korkmaz, Fatih Mangıt, İlayda Dumlupınar, Mehmet Arda Çolak, Mustafa Berkay Akpınar, Meltem Koru*, Juan Pablo Pacheco, Arely Ramírez-García, Gültekin Yılmaz*, Cihelio Alves Amorim, İbrahim Kaan Özgencil, Deniz İnnal, Sedat Vahdet Yerli, Korhan Özkan*, Zuhal Akyürek, Meryem Beklioğlu, Erik Jeppesen. Water. 15 (8). 1619. 2023. Link
  16. Alpine Lake Environments and Psychrophile Diatoms Around the World with a Particular Emphasis on Turkish Glacial Lakes. Cüneyt Nadir Solak, Paul Hamilton, Łukasz Peszek, Małgorzata Bąk, Elif Yilmaz, Korhan Özkan*, Nesil Ertorun. Insights into the World of Diatoms.. From Essentials to Applications. 45-101. 2023. Link
  17. Estimation of nutrient fluxes from the flooding of the Wadi Gaza catchment into the Mediterranean Sea. Hassan Al-Najjar, Anton Purnama, Korhan Özkan*. H2Open Journal. 2023. Link
  18. Geochemistry of the lake sediments on Robert Island, South Shetland Islands, Antarctica: Implications for weathering processes in polar areas. Merve Özyurt, Yilmaz Demir, Korhan Özkan*, Raif Kandemir. Turkish Journal of Earth Sciences. 32(8). 944-960. 2023. Link
  19. Water chemistry and pigment composition of 13 lakes and ponds in Maritime Antarctica. Korhan Özkan*. Turkish Journal of Earth Sciences. 32(8). 989-998. 2023. Link
  20. Analysis of extreme rainfall trend and mapping of the Wadi pluvial flood in the Gaza coastal plain of Palestine. Hassan Al-Najjar, Anton Purnama, Korhan Özkan*, Mazen Abualtayef. Acta Geophysica.70 (5). 2135-2147.2022. Link
  21. Increased water abstraction and climate change have substantial effect on morphometry, salinity, and biotic communities in lakes: examples from the semi-arid burdur Basin (Turkey). Mehmet Arda Çolak, Barış Öztaş, İbrahim Kaan Özgencil, Melisa Soyluer, Mustafa Korkmaz, Arely Ramírez-García, Melisa Metin, Gültekin Yılmaz*, Serhat Ertuğrul*, Ülkü Nihan Tavşanoğlu, Cihelio Alves Amorim, Can Özen, Meral Apaydın Yağcı, Abdulkadir Yağcı, Juan Pablo Pacheco, Korhan Özkan*, Meryem Beklioğlu, Erik Jeppesen, Zuhal Akyürek. Water.14 (8). 1241. 2022. Link
  22. Interactive Effects of Lake Morphometry and Sticklebacks on the Trophic Position of Arctic charr, Salvelinus alpinus (L.), across Lakes in Western Greenland. Ignasi Arranz, Thomas A Davidson, Lluís Benejam, Sandra Brucet, Javier Sanchez-Hernandez, Frank Landkildehus, Torben L Lauridsen, Nestor Mazzeo, Nicolas Vidal, Korhan Özkan*, Irene Gallego, Juliane Wischneswski. Limnofish. 2022. Link
  23. Stratification strength and light climate explain variation in chlorophyll a at the continental scale in a European multilake survey in a heatwave summer. Daphne Donis, Evanthia Mantzouki, Daniel F McGinnis, Dominic Vachon,…..Korhan Özkan*….Enrique Moreno‐Ostos, José María Blanco, Valeriano Rodríguez. Limnology and oceanography. 66(12). 4314-4333. 2021. Link
  24. Decadal changes in size, salinity, waterbirds, and fish in lakes of the Konya Closed Basin, Turkey, associated with climate change and increasing water abstraction for agriculture. Gültekin Yılmaz*, Mehmet Arda Çolak, İbrahim Kaan Özgencil, Melisa Metin, Mustafa Korkmaz*, Serhat Ertuğrul*, Melisa Soyluer, Tuba Bucak, Ülkü Nihan Tavşanoğlu, Korhan Özkan*, Zuhal Akyürek, Meryem Beklioğlu, Erik Jeppesen. Inland Waters. 11(4). 538-555. 2021. Link
  25. Abiotic and biotic drivers of temporal dynamics in the spatial heterogeneity of zooplankton communities across lakes in recovery from eutrophication. Hui Fu, Korhan Özkan*, Guixiang Yuan, Liselotte Sander Johansson, Martin Søndergaard, Torben L Lauridsen, Erik Jeppesen. Science of the Total Environment. 778. 146368. 2021. Link
  26. Patterns of Seasonal Stability of Lake Phytoplankton Mediated by Resource and Grazer Control During Two Decades of Re-oligotrophication. Hui Fu, Guixiang Yuan, Korhan Özkan*, Liselotter Sander Johansson, Martin Søndergaard, Torben L Lauridsen, Erik Jeppesen. Ecosystems, 24 (4), 911-925. 2021. Link
  27. The response of Tufted Ghost Crab, Ocypode cursor, populations to recreational activities in an urbanized coast with small-scale protected zones. Melisa Ba*l, Batuhan Çağrı Yapan*, Korhan Özkan*. Zoology in the Middle East, 67:1, 32-41. 2021. Link
  28. Turkey’s Birds. TRAKUS. Omer L. Furtun, Kiraz Erciyas Yavuz, Ahmet Karatas, Nizamettin Yavuz, Mehmet Unlu, Omer Necipoglu, Veysel Kahraman, Mutlu Salman, Omer Unsal Ozkoc, Ergun Leg, Kuzey Cem Kulacoglu, Zafer Kurnuc, Cemil Gezgin, Umut Gungor, Korhan Ozkan*, Omer Donduren, Bilal Kap, Osman Ozmen Yeltekin. İş Bank Culture Publications. 2021. Link
  29. Ecology of the Marmara Sea: Formation and Interactions of Marine Mucilage, and Recommendations for Solutions. M.,Mustafa Mantıkçı, Mustafa Yücel, Korhan Özkan*, Bettina Andrea Fach Salihoğlu, Hasan Örek, Şadi Sinan Arkin, Suleyman Tugrul, Devrim Tezcan, Baris Salihoglu, İsmail Akçay, Koray Özhan . TUBA. 2021. Link
  30. Seasonal and long-term trends in the spatial heterogeneity of lake phytoplankton communities over two decades of restoration and climate change. Hui Fu, Guixiang Yuan, Korhan Özkan*, Liselotte Sander Johansson, Martin Søndergaard, Torben L Lauridsen, Erik Jeppesen. Science of The Total Environment, 748, 141106. 2020. Link
  31. Salinization increase due to climate change will have substantial negative effects on inland waters and freshwater resources: A call for multifaceted research at the local and global scale. Erik Jeppesen, Meryem Beklioğlu, Korhan Özkan*, Zuhal Akyürek. The Innovation, 1 (2), 100030. 2020. Link
  32. Influences of climate and nutrient enrichment on the multiple trophic levels of Turkish shallow lakes: a space-for-time substitution approach. Meryem Beklioğlu, Tuba Bucak, Eti E Levi, Şeyda Erdoğan, Arda Özen, Nur Filiz, Gizem Bezirci, Ayşe İdil Çakıroğlu, Ü Nihan Tavşanoğlu, Didem Gökçe, Nilsun Demir, Müfit Özuluğ, Mustafa Duran, Korhan Özkan*, Sandra Brucet, Erik Jeppesen, Inland Waters, 1-13. 2020. Link
  33. Kararlı Izotop. Nehir Kaymak, Ayşe İdil Çakıroğlu, Korhan Özkan*, Şenol Akın. in Tatlısu Ekosistemlerinde Arazi ve Laboratuvar Yöntemleri. ÜN Tavsanoglu, GB Kankılıç, S Erdogan (eds). Nobel Yayınevi. p . 2020. Link
  34. Changes in functional composition and diversity of waterbirds: The roles of water level and submerged macrophytes. İbrahim Kaan Özgencil*, Meryem Beklioğlu, Korhan Özkan*, Çağatay Tavşanoğlu, Niccolò Fattorini. 2020. Freshwater Biology, 65(11), 1845-1857. 2020. Link
  35. Using an in-situ infra-red camera system for sea turtle hatchling emergence monitoring. Fatıma Oğul*, Franziska Huber*, Sinem Cihan, Kumsal Düzgün*, Ahmet Kideyş, Korhan Özkan*. Acta Herpetologica 14 (1), 43-49. 2019. Link
  36. A European Multi Lake Survey dataset of environmental variables, phytoplankton pigments and cyanotoxinss. Evanthia Mantzouki, James Campbell, …, Özkan Korhan*..Arda Özen, Andrea G Bravo. Scientific Data, 5, 180226. 2018. Link.
  37. Temperature effects explain continental scale distribution of cyanobacterial toxins. Evanthia Mantzouki, Miquel Lürling, …, Özkan Korhan*…Kirsten Seestern Christoffersen, Trine Perlt Warming. Toxins, 10 (4), 156. 2018. Link.
  38. Restoration of Eutrophic Lakes with Fluctuating Water Levels: A 20-Year Monitoring Study of Two Inter-Connected Lakes. Meryem Beklioğlu, Tuba Bucak, Jan Coppens, Gizem Bezirci, Ü Nihan Tavşanoğlu, A İdil Çakıroğlu, Eti E Levi, Şeyda Erdoğan, Nur Filiz, Korhan Özkan*, Arda Özen. Water. 9, 127. 2017. Link
  39. Catchment-Sea Interactions in the Black Sea. Korhan Özkan*, Mustafa  Yücel, Koray Özhan. Black Sea Marine Environment: the Turkish Shelf. Sezgin M, Bat L, Ürkmez D, Arıcı E, Öztürk B (eds). p 98-114.TÜDAV. 2017. Link
  40. Deep-Sea Ecosystems of the Mediterranean.Mustafa Yücel, Korhan Özkan*, Devrim Tezcan. in The Turkish part of the Mediterranean Sea – marine biodversity, fisheries, conservation and governance. Turan C, Salihoğlu B, Özbek EÖ, Öztürk B (eds). TÜDAV. 2016. Link
  41. Long-term trends and temporal synchrony in lake plankton richness, diversity  and biomass driven by re-oligotrophication and climate across 17 Danish Lakes. Korhan Özkan*, Erik Jeppesen, Thomas A Davidson, Rikke Bjerring, Liselotte S Johansson, Martin Søndergaard, Torben L Lauridsen, Jens-Christian Svenning. Water. 8, 427. 2016. Link
  42. Factors influencing nitrogen processing in lakes: an experimental approach. Saara Olsen, Erik Jeppesen, Brian Moss, Korhan Özkan*, Meryem Beklioğlu, Heidrun Feuchtmayr, Maria Gonzalez Sagrario, Li Wei, Søren Larsen, Torben S Lauridsen, Martin Søndergaard . Freshwater Biology. 60(4), 646–662. 2015. Link
  43. Cross-taxon congruence in lake plankton largely independent of environmental gradients.  Korhan Özkan*, Erik Jeppesen, Thomas A Davidson, Martin Søndergaard, Torben L Lauridsen, Rikke Bjerring, Liselotte S Johansson, Jens-Christian Svenning. Ecology. 95, 2778-2788. 2014. Link
  44. Fish determine trophic web architecture and macroinvertebrate assemblage structure in arctic streams of Greenland. Ivan González‐Bergonzoni, Frank Landkildehus, Mariana Meerhoff, Torben L Lauridsen, Korhan Özkan*, Thomas A Davidson, Nestor Mazzeo, Erik Jeppesen. Freshwater Biology. 59(9), 1830-1842. 2014. Link
  45. Contrasting roles of water chemistry, lake morphology, land-use, climate and spatial processes in driving phytoplankton richness in the Danish landscape.  Korhan Özkan*, Erik Jeppesen, Martin Søndergaard, Torben L Lauridsen, Lone Liboriussen, Jens-Christian Svenning. Hydrobiologia. 710, 173-187. 2013. Link
  46. Environmental species sorting dominates forest-bird community assembly across scales.  Korhan Özkan*, Jens‐Christian Svenning, Erik Jeppesen. Journal of Animal Ecology. 82, 266-274. 2013.  Link
  47. Biomanipulation as a restoration tool to combat eutrophication: Recent advances and future challenges. Erik Jeppesen, Martin Søndergaard,..Korhan Özkan*..Sara Egemose, Mariana Meerhoff. Advances in Ecological Reasearch. 47, 411-488. 2012. Link
  48. Climate change effects on nitrogen loading from cultivated catchments in Europe: implications for nitrogen retention, ecological state of lakes and adaptation. Erik Jeppesen, Brian Kronvang, Jørgen E Olesen, Joachim Audet, Martin Søndergaard, Carl C Hoffmann, Hans E Andersen, Torben L Lauridsen, Lone Liboriussen, Søren E Larsen, Meryem Beklioglu, Mariana Meerhoff, Arda Özen, Korhan Özkan*. Hydrobiologia. 663, 1-21. 2011. Link
  49. An avifaunal survey of the Istranca mountains, turkish thrace: novel breeding bird records including the first breeding record of Wood Warbler Phylloscopus sibilatrix in Turkey. Korhan Ozkan*. Sandgrouse. 33 (163-173). 2011. Link
  50. The response of periphyton and submerged macrophytes to nitrogen and phosphorus loadings in warm lakes: a mesocosm experiment.  Korhan Özkan*, Erik Jeppesen, Liselotte S Johansson, Meryem Beklioglu. Freshwater Biology, 55, 463-475. 2010. Link
  51. Archaeological Underwater Surveys of the Cilician Coasts in 2004. Volkan Evrin, Mert Ayaroğlu, Korhan Özkan*, Çigdem Toskay Evrin, Korhan Bircan, Murat Bircan, Levent Zoroğlu. 2005-3. 2005. Link