DIVERSITY OF GASTROPODS IN MANGROVE ECOSYSTEM AT AREA MANGROVE CENTER KAMPUNG BLEKOK SITUBONDO

نویسندگان

چکیده

Gastropoda yang hidup di ekosistem mangrove berperan sebagai indikator penting status lingkungan pada kawasan tersebut. Mangrove Center Kampung Blekok merupakan salah satu hutan berada Situbondo. Penelitian ini bertujuan untuk mengetahui keanekaragaman gastropoda mangrove. Metode penelitian digunakan adalah metode deskriptif kuantitatif. Pengamatan dilakukan tiga titik ditentukan menggunakan teknik purposive sampling blok barat. Pengambilan sampel line transek dengan hand collecting. Sampel dikoleksi meliputi infauna, epifauna dan treefauna. Parameter kualitas air diukur diantaranya yaitu pH, salinitas, suhu substrat. Hasil identifikasi jenis seluruh pengamatan ditemukan sebanyak 18 spesies dari 7 famili. Total kelimpahan tertinggi diperoleh I sebesar 62,12 ind/m2, diikuti III nilai 11,09 ind/m2 II 10,54 ind/m2. Keanekaragaman termasuk dalam kategori rendah hingga sedang sesuai Shannon-Wienner. Nilai indeks berkisar antara 0,82-1,44. keseragaman 0,34-0,60 dominansi 0,32-0,50. Kondisi hasil pengukuran parameter menurut baku mutu Kepmen LH No. 51 Tahun 2004 kondisi normal bagi kelangsungan gastropoda.

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ژورنال

عنوان ژورنال: Simbiosis: Journal of Biological Sciences

سال: 2023

ISSN: ['2337-7224', '2656-7784']

DOI: https://doi.org/10.24843/jsimbiosis.2023.v11.i01.p07