CD Skripsi
Ekomorfologi Ikan Kapiek (Barbonymus Schwanenfeldii) Di Sungai Kampar Kiri Dan Sungai Kampar Kanan Kabupaten Kampar
This study aimed to analyze the morphological differences of Kapiek fish (Barbonymus schwanenfeldii) between the Kampar Kiri and Kampar Kanan Rivers and to determine the relationship between morphological variation and environmental conditions. The research was conducted from June to August 2025 in Mentulik Village (Kampar Kiri River) and Lubuk Siam Village (Kampar Kanan River), Kampar Regency, Riau Province. Fish samples were collected using a purposive sampling method, and 25 morphometric characters were measured. Data were analyzed using the Kruskal–Wallis test, Mann–Whitney U test, and Principal Component Analysis (PCA). The results showed distinct environmental differences between the two rivers. The Kampar Kiri River had a stronger current and higher turbidity, while the Kampar Kanan River had calmer and clearer waters. These environmental variations significantly affected five morphometric characters: head height, body height, ventral fin height, caudal fin height, and the distance between ventral and anal fins. Fish from the Kampar Kiri Rivertended to haveslender bodies and stronger fins, adapting to fast-flowing water, whereas those from the Kampar Kanan River had deeper bodies suitable for calm environments. Overall, the study demonstrates that morphological differences in B. schwanenfeldii represent adaptive responses to environmental conditions. Effective habitat management for this species should consider key environmental parameters such as water flow, turbidity, and dissolved oxygen to ensure the sustainability of its population in the Kampar River system.
Keywords: Ecomorphology, Barbonymus schwanenfeldii, morphometric, water quality Kampar Kiri River, Kampar Kanan River
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