Graduate School of Marine Sciences

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Publication (1024)
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Kıdeyş, Ahmet Erkan (170)
Salihoğlu, Barış (114)
Gücü, Ali Cemal (107)
Özkan, Korhan (103)
Tuğrul, Süleyman (94)

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Black Sea (94)
Oceanography (77)
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Eastern Mediterranean (23)

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2020 - 2025 (289)

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Recent Submissions

Advancing Black Sea Research and Innovation to Co-Develop Blue Growth within Resilient Ecosystems Salihoğlu, Barış; Yücel, Mustafa(2025-11-30) Strengthening science-based policy in the Black Sea ; Vulnerable and unique, the Black Sea’s ecosystem services are under threat from multi-stressors such as pollution and overfishing because of climate and anthropogenic ...
Assessment of spatiotemporal distribution of benthic marine litter for the southern Black Sea coasts of Türkiye Dağtekin, Murat; Kasapoğlu, Nazlı; Ok, Meltem; İlhan, Salih; Büyükdeveci, Ferhat; Erik, Gökhan; Özsandikçi, Uğur; Mısır, Devrim Selim; GÜNDOĞDU, SEDAT (2025-07-01) This study investigates the prevalence and characteristics of benthic marine litter along the southeastern Black Sea coast. A two-year seasonal trawling survey (2017–2018) was conducted between Çayağzı Cape and Ünye-Taşkan...
Long-term impacts of ocean acidification on the Mediterranean mussel Mytilus galloprovincialis Kocaman, Emel; Özhan, Koray; KILIÇ, Önder; Sezer, Narin; Ibello, Valeria; Dupont, Sam; Metian, Marc; BELİVERMİŞ, Murat (2025-06-01) This study aims to elucidate the long-term physiological impacts of ocean acidification on a key seafood species. The Mediterranean mussel Mytilus galloprovincialis, was subjected to three pH conditions over a period of si...
Developing Optimal and Open Research Support for the Black Sea Fach Salihoğlu, Bettina Andrea(2025-5-31) The Black Sea is a unique sea basin, rich in biodiversity, geological and cultural heritage, which is subject to combined effects of natural and human-induced stressors. The Black Sea Strategic Research and Innovation Agen...
Dissolved Organic Carbon in Coastal Waters: Global Patterns, Stocks and Environmental Physical Controls Lønborg, Christian; et. al. (2025-05-01) Dissolved organic carbon (DOC) in coastal waters is integral to biogeochemical cycling, but global and regional drivers of DOC are still uncertain. In this study we explored spatial and temporal differences in DOC concentr...
Plume Particle Ejecta Can Trace Habitat-forming Gradients in Ocean Worlds: Insights from Planet Earth Geochemistry Yücel, Mustafa; Alımlı, Nimet; Demir, Naim Yağız; CURA, HİLAL (2025-04-01) Upcoming explorations for habitability in the ocean worlds of the solar system can greatly benefit from searching beyond parameters such as water, organics, nitrogen, phosphate, and silicate and being able to detect signs ...
Seafloor nutrient biogeochemistry and benthic fluxes in the Northeastern Mediterranean sea Akçay, İsmail; Tuğrul, Süleyman; Yücel, Mustafa (2025-02-01) The coastal ecosystem of the Northeastern (NE) Mediterranean Sea has been affected by nutrient inputs originated from regional rivers and wastewater discharges. Sediment porewater nutrient fluxes into the deep waters are s...
Antioxidant Capacity and Protein contents of Five Marine Microalgae Yaman, Halil; Eker-Develi, Elif; Keles, Yuksel; Örek, Hasan; Kıdeyş, Ahmet Erkan (2025-01-01) Antioxidant capacity, chlorophyll, marker pigment, and protein contents of four diatoms (Helicotheca tamesis, Haslea silbo, Nitzschia navis-varingica, and Asterionellopsis glacialis) and one cyanobacterium (Spirulina subsa...
Allochthonous matter quality regulates functionality of lake zooplankton Yıldız, Dilvin; Yalçın, Gülce; Calderó-Pascual, Maria; Metin, Melisa; Kavak, Pınar; Dede, Cemreay; Spoljar, Maria; Gottstein, Sanja; McCarthy, Valerie; Nejstgaard, Jens Christian; Jeppesen, Erik; Ger, Kemal Ali; Beklioğlu, Meryem (2025-01-01) While numerous studies have investigated the effects of climate-induced increase of allochthonous matter (AM), the differential impacts of multiple AM sources on plankton dynamics are poorly understood. Here, we investigat...
State of the art modelling for the Black Sea ecosystem to support European policies Serpetti, Natalia; Piroddi, Chiara; Akoğlu, Ekin; Garcia-Gorriz, Elisa; Miladinova, Svetla; Macias, Diego (2025-01-01) The Black Sea is affected by numerous anthropogenic pressures, such as eutrophication and pollution through coastal and river discharges, fisheries overexploitation, species invasions, and the impacts of climate change. Gr...
Implementing regional blue economy research and innovation strategies: a case study for the Black Sea Salihoglu, Baris; Yücel, Mustafa; Uygurer, Pinar; Yücel, Ezgi Şahin; Papathanassiou, Evangelos; Tezcan, Devrim; Stanica, Adrian; Stanciu, Irina; Moncheva, Snejana Petrova; Dzhembekova, Nina; Stefanova, Kremena Blagovestova; Komorin, Viktor; Castravet, Tudor; Bilashvili, Kakhaber; Melikidze, Valerian; Gvilava, Mamuka; Kobaidze, Salome (2024-11-01)
Presence of microplastics in human stomachs Özsoy, Sait; GÜNDOĞDU, SEDAT; Sezigen, Sermet; Tasalp, Esra; Ikiz, Durmuş Arinc; Kıdeyş, Ahmet Erkan (2024-11-01) This study presents the first definitive confirmation of microplastic presence in the human stomach, based on samples from 26 cadavers. 97 microplastic particles were extracted from stomach contents, across all 26 individu...
Impact of cross-shelf exchange events on eutrophication and primary production variability in the Black Sea Fach Salihoğlu, Bettina Andrea; Arkin, Sinan; Sadighrad, Ehsan; Acar, Ali Osman; Dişa, Deniz; Tezcan, Devrim; Salihoğlu, Barış (2024-10-09) The unique physical and biogeochemical properties of the Black Sea make it difficult to adopt common models that are used to study different seas in the world. It is a major challenge to model in terms of biogeochemistry a...
Greenhouse Gas Dynamics of Saline Lakes: A Study on the Impacts of Environmental Change Yılmaz, Gültekin; Özkan, Korhan; Beklioğlu, Meryem; Department of Oceanography (2024-10-03) Saline lakes, increasingly impacted by climate change and land use, play an important role in the global carbon and nitrogen cycles. This thesis study examined the complex factors influencing greenhouse gas (GHG) emissions...
THE EFFECTS OF MARINE PROTECTED AREAS ON THE ECOSYSTEM IN THE EASTERN MEDITERRANEAN Eşkinat, Deniz; Gücü, Ali Cemal; Department of Marine Biology and Fisheries (2024-9-4) Marine Protected Areas (MPAs) are primary tools for restoring degraded marine ecosystems affected by various stressors. Although numerous studies have acknowledged and demonstrated their effectiveness, their effects and ef...
Investigating the impact of cross-shelf transport and local retention in the Black Sea Rim Current system on small pelagic fishes Fach Salihoğlu, Bettina Andrea; Cagdas, Bulut; Arkin, Sinan S.; Salihoglu, Baris; Tezcan, Devrim (2024-09-01) Advection of pelagicfish larvae through ocean currents is a source of dispersal that is known to structure marine populations by directly impacting population success and persistence. To be able to understandfish populatio...
Sustainable management of mesopelagic resources Salihoğlu, Barış(2024-8-31) Fishing sustainably at greater depths; The SUMMER project will explore recent findings that suggest that the mesopelagic zone of oceans contains 90 % of the planet’s fish biomass. Even if a fraction of this is correct, th...
Causal feedback loops modify lake chlorophyll <i>a</i>-nutrient relationships over two decades of nutrient reductions and climate warming Fu, Hui; Özkan, Korhan; Johansson, Liselotte Sander; Søndergaard, Martin; Lauridsen, Torben Linding; Yuan, Guixiang; Jeppesen, Erik (2024-08-23) Understanding how the causal feedback between phytoplankton and environmental drivers controlling the chlorophyll a (Chl a, as a proxy of phytoplankton biomass)-nutrient relationships are modulated under different ecosyste...
Genetic and Morphological Diversity of Botryllus schlosseri on the Turkish Coast Tohumcu, Begüm Ece; Öztürk, Esra; Karahan, Arzu (2024-07-31) Botryllus schlosseri is a vital model organism in the botryllid ascidian species. It is a crucial reference point for phylogenetic studies due to its ancestral position within the chordate lineage. Despite its acknowledged...
Phytoplankton Patchiness Around the Gksu River Estuary (North-Eastern Mediterranean) Tohumcu, Begüm Ece; Uysal, Zahit (2024-07-29) Göksu river estuary was studied seasonally to reveal impact of contrasting water masseswith varying trophicity on the phytoplankton distribution. Samples were collected fromtotal 51 stations representing nutrient-rich Göks...

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