نتایج جستجو برای: holothuroidea

تعداد نتایج: 289  

Journal: :Korean Journal of Biological Sciences 1998

Journal: :IOP conference series 2023

Abstract Sea cucumbers are soft-bodied marine invertebrates from the Holothuroidea class whose habitat is in sandy areas. This study aims to determine content of secondary metabolites crude extracts sea cucumber which have potential as antioxidants and antibacterials. The type used this research sand (Holothuria atra). was carried out October 2020-February 2021. Samples were taken using explora...

Journal: :Jurnal Kelautan Nasional 2022

Makrozoobentos adalah hewan yang hidup di dasar perairan. dipergunakan sebagai indikator terhadap pencemaran suatu Penelitian tentang makrozoobentos Pantai Tukak Kabupaten Bangka Selatan telah dilakukan pada April 2012. Tujuan penelitian ini menghitung kepadatan, kepadatan relatif, frekuensi kehadiran, nilai penting, keanekaragaman, keseragaman, dominansi dan korelasi antara parameter fisik-kim...

Journal: :Proceedings of the Zoological Society of London 2009

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