Ahmet Erkan Kıdeyş

E-mail

kideys@metu.edu.tr

Department

Graduate School of Marine Sciences

ORCID

0000-0002-1113-2434

Scopus Author ID

6603799069

Web of Science Researcher ID

Q-1824-2015

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...
CHANGES IN THE ZOOPLANKTON OF THE EASTERN SEA OF MARMARA İŞİNİBİLİR OKYAR, MELEK; Svetlichny, Leonid; Turkeri, Ezgi E.; TOPÇU ERYALÇIN, NUR EDA; Kıdeyş, Ahmet Erkan (2025-01-01) The study conducted in the eastern Sea of Marmara from 2016 to 2022 aimed to investigate the spatio-temporal distributions of mesozooplankton in relation to changing environmental conditions. A total of 43 zooplankton taxa...
TEMPORAL AND SPATIAL VARIATIONS OF MARINE LITTER SCATTERED ON THE SOFT SEABED IN THE SEA OF MARMARA YÜKSEK, AHSEN; KARAKULAK, FİRDES SAADET; Kıdeyş, Ahmet Erkan (2025-01-01) In this study, marine litter from the seafloor in the Sea of Marmara obtained through several trawl surveys between 1994 and 2021 is evaluated. When the levels of marine litter on the seabed of the Sea of Marmara are consi...
MACROJELLYFISH (SCYPHOZOA AND CTENOPHORA) IN TWO ENCLOSED MARINE SYSTEMS (THE SEA OF MARMARA AND ADRIATIC SEA): A REVIEW İŞİNİBİLİR OKYAR, MELEK; Malej, Alenka; Lucic, Davor; Vodopivec, Martin; Violic, Ivana; KARAKULAK, FİRDES SAADET; Kıdeyş, Ahmet Erkan (2025-01-01) Although geographically well apart, there are interesting similarities between the ecosystems of the Sea of Marmara and the Adriatic Sea. In this study, following an evaluation of the ecological problems as well as oceanog...
ECOLOGICAL CHANGES IN THE SEA OF MARMARA PREFACE İŞİNİBİLİR OKYAR, MELEK; Kıdeyş, Ahmet Erkan; Malej, Alenka (2025-01-01)
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...
Ecological Changes in the Sea of Marmara Işinibilir Okyar, Melek; Kıdeyş, Ahmet Erkan; Malej, Alenka (Istanbul University Press, 2024-09-01) It is with great pleasure and a sense of environmental urgency that we present this com-prehensive volume, “Ecological Changes in the Sea of Marmara.” This collection of papersrepresents a collaborative effort from esteeme...
Temporal and Spatial Variations of Marine Litter Scattered on the Soft Seabed in The Sea of Marmara Yüksek, Ahsen; Karakulak, Firdes Saadet; Kıdeyş, Ahmet Erkan (Istanbul University Press, 2024-01-01) In this study, marine litter from the seafloor in the Sea of Marmara obtained through several trawl surveysbetween 1994 and 2021 is evaluated. When the levels of marine litter on the seabed of the Sea of Marmara areconside...
Changes in the Zooplankton of the Eastern Sea of Marmara Işinibilir Okyar, Melek; Svetlichny, Leonid; Türkeri, Ezgi E.; Topçu Eryalçin, Nur Eda; Kıdeyş, Ahmet Erkan (Istanbul University Press, 2024-01-01) The study conducted in the eastern Sea of Marmara from 2016 to 2022 aimed to investigate the spatio-temporaldistributions of mesozooplankton in relation to changing environmental conditions. A total of 43 zooplankton taxa ...
Macrojellyfish (Scyphozoa and Ctenophora) in Two Enclosed Marine Systems (The Sea of Marmara and Adriatic Sea): A Review Işinibilir Okyar, Melek; Malej, Alenka; Lucic, Davor; Vodopivec, Martin; Violic, Ivana; Karakulak, Firdes Saadet; Kıdeyş, Ahmet Erkan (Istanbul University Press, 2024-01-01) Although geographically well apart, there are interesting similarities between the ecosystems of the Sea ofMarmara and the Adriatic Sea. In this study, following an evaluation of the ecological problems as well asoceanogra...

Citation Formats