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Journal : Jurnal Biologi Tropis

PEMETAAN PADANG LAMUN SEBAGAI PENUNJANG EKOWISATA DI KABUPATEN LOMBOK TIMUR Husnayati Hartini; Yuniar Lestarini
Jurnal Biologi Tropis Vol. 19 No. 1 (2019): Januari - Juni
Publisher : Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (415.063 KB) | DOI: 10.29303/jbt.v19i1.927

Abstract

Abstrak:Padang lamun merupakan ekosistem pesisir yang sangat potensial baik dari segi ekologis maupun ekonomis. Kabupaten Lombok Timur memiliki potensi padang lamun yang cukup besar dan tersebar mulai dari bagian selatan sampai bagian utara. Tujuan penelitian ini adalah memetakan padang lamun yang ada di Kabupaten Lombok Timur. Pemetaan padang lamun dilakukan dengan  metode survey in situ. Untuk mengetahui sebaran lamun dilakukan dengan metode UTSG yang merupakan  gabungan antara “Line Intersecpt  Transect” dan metode “Stop and Go”. Analisis kesesuaian wisata dilakukan dengan menghitung indeks kesesuaian wisata (IKW).Berdasarkan hasil penelitian diperoleh delapan jenis lamun yang tersebar di delapan lokasi yaitu Pantai Poton Bakau, Gili Kere, Gili Bembek, Gili Sunut, Pantai Pink, Pantai Te Elong-elong, Gili Sulat dan Gili Lawang. Kondisi lamun di semua lokasi rata-rata masih bagus dengan jumlah jenis yang paling banyak yaitu di Gili Kere dan Gili Sunut. Indeks kesesuaian wisata di tiap lokasi bervariasi berkisar dari 72-96% dan masuk dalam kategori sesuai hingga sangat sesuai untuk ekowisata lamun.Di Gili Kere, Gili Bembek, Gili Sunut, Pantai Pink, Gili Sulat dan Gili lawang rata-rata memiliki nilai IKW yang cukup tinggi (96%) dan masuk dalam kategori sangat sesuaiuntuk kegiatan ekowisata padang lamun kategori snorkeling. Kata Kunci : Padang lamun, Ekowisata, Pulau Lombok Abstract: Seagrass beds are a potential coastal ecosystem both ecologically and economically. East Lombok Regency has the potential for seagrass beds which are quite large and spread from the south to the north. The purpose of this study was to map the seagrass beds in East Lombok Regency in an effort to support Eco-tourism. Mapping of seagrass beds is done by in situ survey methods. To find out the distribution of seagrass was done by the UTSG method, which is a combination of "Intercept Transect Line" and "Stop and Go" method. Travel suitability analysis is done by calculating the tourist suitability index (IKW). Based on the results of the study, eight species of seagrass were scattered in eight locations, namely Poton Bakau Beach, Gili Kere, Gili Bembek, Gili Sunut, Pink Beach, Te Elong-elong Beach, Gili Sulat and Gili Lawang. Seagrass conditions in all locations on average are still good with the highest number of species, namely in Gili Kere and Gili Sunut. The tourist suitability index in each location varies from 72-96% and falls into the appropriate category to be very suitable for seagrass Eco-tourism.In Gili Kere, Gili Bembek, Gili Sunut, Pink Beach, Gili Sulat and Gili Lawang the average value of IKW is quite high (96%) and included in the category very suitable for seagrass Eco-tourism activities in the snorkeling category. Keywords: Seagrass beds, Eco-tourism, Lombok Island
Diversity of Annelida Worm as a Bioindicator of Water Quality in Unus Estuary, Mataram Lombok Husnayati Hartini
Jurnal Biologi Tropis Vol. 22 No. 1 (2022): January - March
Publisher : Biology Education Study Program, Faculty of Teacher Training and Education, University of Mataram, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jbt.v22i1.3262

Abstract

Condition of river is strongly influenced by the characteristics and the surrounding environment. Unus River is one of the rivers in Mataram City that flows throughout the year. The flow of the Unus River is used by residents for irrigation purposes, household waste disposal, market waste, industrial waste and so on. The purpose of this study was to determine annelida diversity index and to determine chemical and physical conditions of waters. The study was conducted by dividing into 10 stations by stratified random sampling. Physical and chemical parameters measured were pH, temperature, DO, BOD, C Organic, depth and turbidity. Data analysis is descriptively. The results showed that 6 species found in the estuary of Unus such as Tubifex sp, Branchiura sp, Nereis sp, Lumbriculus sp, Capitella sp and Halobdella sp. Ecosystem conditions are not balanced and there is a tendency to high ecological pressure. Physical and chemistry waters quality are still below the quality standard but there is a tendency DO deficit at each station.