Electronic Theses and Dissertation

Kabupaten Labuhanbatu Sumatera Utara memiliki beberapa anak sungai diantaranya yaitu sungai Barumun. Terdapat berbagai jenis keanekaragaman ikan yang hidup di perairan sungai Barumun, salah satunya yaitu ikan terubuk (Tenualosa ilisha) yang merupakan jenis ikan ekonomis penting. jenis alat tangkap yang dominan digunakan nelayan setempat yaitu jaring insang (Gillnet) yang diberi nama nelayan setempat jaring insang terubuk. Tujuan dilaksanakan penelitian ini adalah untuk mengidentifikasi jenis hasil tangkapan jaring insang terubuk yang terdapat di sungai Barumun. Metode yang digunakan adalah metode deskriptif dengan teknik survey dan wawancara. Penelitian ini dilaksanakan pada bulan Oktober-November 2021. Berdasarkan hasil penelitian diperoleh hasil tangkapan 442 ekor selama 1 (satu) bulan sebanyak 31 trip penangkapan. Total hasil tangkapan terbanyak diperoleh pada trip ke-3 sebanyak 21 ekor, hasil tangkapan paling sedikit pada trip ke 9 dan 23 dengan hasil tangkapan masing-masing 9 ekor. Panjang ikan terubuk yang tertangkap berada pada kisaran 24,5 - 40 cm, dan frekuensi terbesar terdapat pada selang kelas 36,5 - 40 cm dengan jumlah 26 ekor. Frekuensi terkecil terdapat pada selang kelas 24,4 - 25 cm dengan jumlah hasil tangkapan 63 ekor.

Labuhanbatu Regency, North Sumatra has several tributaries including the Barumun river. There are various types of fish diversity that live in the waters of the Barumun river, one of which is the terubuk fish (Tenualosa ilisha) which is an economically important fish species. The dominant type of fishing gear used by local fishermen is gill nets (gillnets), which are named after local fishermen, terubuk gill nets. The purpose of this study was to identify the types of gill net catches found in the Barumun river. The method used is a descriptive method with survey and interview techniques. This research was carried out in October-November 2021. Based on the results of the study, it was obtained that 442 fish were caught for 1 (one) month as many as 31 fishing trips. The highest total catch was obtained on the 3rd trip as many as 21 fish, the least catch was on the 9th and 23rd trips with 9 catches each. The length of the terubuk fish caught was in the range of 24.5 - 40 cm, and the greatest frequency was in the class range of 36.5 - 40 cm with a total of 26 fish. The smallest frequency was found in the class interval of 24.4 - 25 cm with a total catch of 63 fish.