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Journal : Journal of Tropical Aquatic Resource Management

KERAGAMAN IKTIOFAUNA DI DANAU KELUBI KECAMATAN TAYAN HILIR KABUPATEN SANGGAU Sirojul, Achmad Mulyadi
Akuatik Tropis: Journal of Tropical Aquatic Resource Management Vol 1, No 1 (2023): Jurnal Akuatik Tropis
Publisher : Department of Aquatic Resource Management, Faculty of Agriculture, Universitas Tanjungpura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26418/akuatik tropis.v1i1.73589

Abstract

Kalimantan Barat merupakan wilayah administrasi yang kaya akan sumberdaya perairan. Salah satu danau alami yang genangan airnya dipengaruhi oleh curah hujan, adalah Danau Kelubi. Kedalaman danau ketika musim hujan mencapai 5 meter, sedangkan pada musim kemaran kurang dari 3 meter. Hal ini yang membuat Danau Kelubi menarik untuk dikaji. Disisi lain danau ini menjadi lokasi kegiatan penangkapan ikan, namun potensi keragaman jenis iktiofauna masih belum dikaji. Keterwakilan musim menjadi salah satu parameter yang dilakukan dalam penelitian ini, dan kemudian tingkat keragaman ikan dianalisis dengan menggunakan Indeks Shannom Wienner. Perbandingan jenis dan kelimpahan ikan di Danau Kelubi selama periode keterwakilan musim hujan dan musim kemarau sangat signifikan. Keragaman iktiofauna di Danau Kelubi Kecamatan Tayan Hilir Kabupaten Sanggau rendah dengan jumlah species sebanyak 22 species yang termasuk dalam 9 familia. Jenis ikan dominan berbeda antar musim, dimana musim hujan didominasi ikan toman (Channa micropeltes), sedangkan musim kemarau didominasi oleh beberapa jenis ikan yaitu Pristolepis grooti, Trigonopoma gracile, dan Brevibora dorsiocellata.          
STRUKTUR KOMUNITAS DAN KARAKTERISTIK MORFOLOGI UDANG AIR TAWAR DI PERAIRAN KAWASAN PULAU PEDALAMAN KABUPATEN MEMPAWAH Sirojul, Achmad Mulyadi
Akuatik Tropis: Journal of Tropical Aquatic Resource Management Vol 1, No 1 (2023): Jurnal Akuatik Tropis
Publisher : Department of Aquatic Resource Management, Faculty of Agriculture, Universitas Tanjungpura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26418/akuatik tropis.v1i1.73582

Abstract

Pulau Pedalaman is one of the villages in Mempawah Regency. This village has unique regional characteristics where this area is surrounded by flowing rivers that divide one land from another. The aim of this research is to determine the various types and characteristics of freshwater shrimp in Pulau Pedalaman waters, Mempawah Timur. This research was conducted from September to December 2021 at 5 observation stations. Based on the results, 8 species of shrimp were obtained which belonged to the genus Macrobrachium and Penaeidae. The morphological characteristics of shrimp in the waters of Pulau Pedalaman are Macrobrachium rosenbergii which has a dark black and patterned body color, with a total length of 8.3 cm, and a number of 13-14 rostrum teeth; Macrobrachium sp. has a black body color and black spots on the body, with a total length of 3-7 cm, and the number of rostrum teeth is 8; Macrobrachium sintangense has a reddish body color with a total length of 5-7 cm, and the number of rostrum teeth is 7-13; Macrobrachium equidens has a slightly black, patternless body, with a total length of 10.5-11.5 cm and a total of 9-10 rostrum teeth; Penaeus indicus has a white body and brown spots, with a total length of 2-12 cm, and the number of rostrum teeth is 7; Penaeus merguiensis has a white body color with brown spots, with a total length of 11 cm and a number of 2-8 rostrum teeth; Penaeus semisulcatus has a dark green body color with red or brown transverse lines, with a total length of 2-10 cm, and the number of rostrum teeth is 7-8; Litopenaeus vannamei has a spotted white body color, with a total length of 23 cm, and the number of rostrum teeth is 8-9. The physical and chemical parameters of the waters in the Pulau Pedalaman river meet fisheries quality standards for the growth and life of shrimp and fish.