Araştırma Makalesi

Türkiye'nin Batı Akdeniz Havzası'ndaki bir sulak alan sisteminin balık çeşitliliği ve topluluk yapısı: Koca Göl (Dalaman)

Cilt: 40 Sayı: 4 15 Aralık 2023
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Fish diversity and community structure of a wetland system of the western Mediterranean Basin of Türkiye: Lake Koca (Dalaman)

Abstract

Lake Koca (Dalaman), a wetland in the western Mediterranean basin of Türkiye, is an extraordinary lake with salty, fresh, and sulfurous waters and is home to high biodiversity. The present study examines the spatial and seasonal variation in fish communities and assesses the influence of environmental parameters on the community structure of Lake Koca. A total of 1.530 specimens were captured, representing seven families and 11 species (2 non-native, 1 introduced, and 8 native species). Total fish abundance and richness were higher at the littoral than at the limnetic zone, but no seasonal variation was observed. Non-native fish species, Coptodon zillii, was the most abundant in the littoral zone, followed by species of Mugilidae. The abundance of the two endemic fish species (Capoeta aydinensis and Ladigesocypris irideus) was relatively low in both habitats. Shannon-Wiener diversity index and evenness did not vary seasonally and spatially. Fish abundance and richness were significantly and positively correlated with chlorophyll-a and macrophyte coverage while negatively correlated with depth. Spearmen’s Correlation analysis revealed that native fish species show a relationship with the chemical parameters of the water, while C. zillii showed a distribution related to depth and macrophyte density. Both anthropogenic activities and the presence of non-native fish may affect the distribution and abundance of endemic fishes.

Keywords

Destekleyen Kurum

Akdeniz University Research Fund (Project Number: FBA-2018-4171)

Proje Numarası

FBA-2018-4171

Etik Beyan

Approval was granted by the Ethics Committee of Burdur Mehmet Akif Ersoy University (Date: 19.07.2018 / Approval Number: 93773921).

Teşekkür

This study was supported by the Akdeniz University Research Fund (Project Number: FBA-2018-4171). We would like to thank Cihan Toslak for his actual contribution (fish sampling in the field) during the field study of this project. We also thank F. Banu Yalım for her help during the field study of this project.

Kaynakça

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Ayrıntılar

Birincil Dil

İngilizce

Konular

Tatlı Su Ekolojisi , Ekoloji (Diğer)

Bölüm

Araştırma Makalesi

Erken Görünüm Tarihi

8 Aralık 2023

Yayımlanma Tarihi

15 Aralık 2023

Gönderilme Tarihi

4 Temmuz 2023

Kabul Tarihi

23 Eylül 2023

Yayımlandığı Sayı

Yıl 1970 Cilt: 40 Sayı: 4

Kaynak Göster

APA
Kaymak, N., Emre, Y., Emre, N., & Akın, Ş. (2023). Fish diversity and community structure of a wetland system of the western Mediterranean Basin of Türkiye: Lake Koca (Dalaman). Ege Journal of Fisheries and Aquatic Sciences, 40(4), 235-243. https://doi.org/10.12714/egejfas.40.4.01

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