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    Studi Komparasi Jenis Makanan Ikan Keperas (Puntius Binotatus) di Sungai Aek Pahu Tombak, Aek Pahu Hutamosu dan Sungai Parbotikan Kecamatan Batang Toru Tapanuli Selatan

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    Date
    2013
    Author
    Situmorang, Toberni Santika
    Advisor(s)
    Barus, Ing. Ternala A
    Wahyuningih, Hesti
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    Abstract
    Research about study of comparative types food in fish Keperas (Puntius binotatus) in the river of Aek Pahu Tombak, Aek Pahu Hutamosu and Parbotikan, District Batang Toru that have aim to determine the types of food in the gut of fish and food habit of Puntius binotatus. The research was occured in the river of Aek Pahu Tombak, Aek Pahu Hutamosu and Parbotikan District Batang Toru in January-Maret 2013.The method of fishing is used by elektrofising with capacity 12 volt. The analysis of data includes the relationship of fish length and weight, condition factor, bulk index (Index Propenderance), the index of food options, wider food niche, and niche overlap of food. The parameters of physical and chemical that analyzed were temperature, pH, dissolved oxygen (DO), Biological Oxygen Demand (BOD) and Total Dissolved Solid (TDS). The result showed that fish keperas (Puntius binotatus) eat 6 groups of organisms that are present in all research station, types of Bacillariophyceae is the main food, Chlorophyceae, Monogononta, Ciliophora, and detritus as a supplement food, and Cyanophyceae as additives food. Types of food fish keperas (Puntius binotatus) on each station both male and female fish are no different. Based on the relationships of length and weight, the growth of female and male fish are negative allometric. Factor conditions showed that fish keperas (Puntius binotatus) are included in the category of less flat. The analysis of correlation showed that pH have positive correlation, and BOD5 have negative correlation with Index Preponderance (IP) of fish keperas.
     
    Penelitian mengenai studi komparasi jenis makanan pada usus ikan Keperas Puntius binotatus di sungai Aek Pahu Tombak, Aek Pahu Hutamosu dan sungai Parbotikan Kecamatan Batang Toru bertujuan untuk mengetahui jenis makanan ikan yang terdapat pada usus serta kebiasaan makan ikan Puntius binotatus. Penelitian ini dilaksanakan di sungai Aek Pahu Tombak, Aek Pahu Hutamosu dan Sungai Parbotikan Kecamatan Batang Toru pada bulan Januari-Maret 2013. Penangkapan ikan dilakukan dengan menggunakan alat tangkap elektrofising dengan kapasitas 12 volt. Analisis data meliputi hubungan panjang dan bobot ikan, faktor kondisi, indeks bagian terbesar (Indeks Propenderance), indeks pilihan makanan, luas relung makanan, dan tumpang tindih relung makanan. Parameter fisik kimia yang dianalisis adalah suhu, pH, oksigen terlarut (DO), BOD5 dan TDS. Hasil penelitian diperoleh bahwa ikan keperas (Puntius binotatus) memakan 6 kelompok organisme yang terdapat di seluruh stasiun penelitian, jenis Bacillariophyceae adalah makanan utama, Chlorophyceae, Monogononta, Ciliophora, dan detritus sebagai makanan pelengkap, dan Cyanophyceae sebagai makanan tambahan. Jenis makanan ikan keperas (Puntius binotatus) pada masing-masing stasiun penelitian baik ikan jantan dan ikan betina tidak berbeda. Berdasarkan hubungan panjang dan bobot, pola pertumbuhan ikan betina dan ikan jantan bersifat allometrik negatif. Faktor kondisi menunjukkan bahwa ikan keperas (Puntius binotatus) termasuk dalam kategori kurang pipih. Korelasi antara faktor fisik kimia dengan jenis makanan ikan menunjukkan bahwa pH berkorelasi positif dengan jenis makanan ikan, dan BOD5 memiliki korelasi yang negatif terhadap jenis makanan ikan.

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    Repositori Institusi Universitas Sumatera Utara (RI-USU)
    Universitas Sumatera Utara | Perpustakaan | Resource Guide | Katalog Perpustakaan
    DSpace software copyright © 2002-2016  DuraSpace
    Contact Us | Send Feedback
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