JENIS DAN DENSITAS BULU BABI (ECHINOIDEA) DI KAWASAN PANTAI SANUR DAN SERANGAN DENPASAR- BALI

Ni Luh Eka Wulandewi, Job Nico Job Nico Subagio, Joko Wiryatno
2015 Simbiosis: Journal of Biological Sciences  
This aimed this study were to identify the species and the density of sea urchin at Sanur andSerangan beach. The research was conducted from Desember 2013 – February 2014. Thesamples were collected from area of Sanur beach, Merta Segara beach, Mertasari beach andSerangan beach, by using transect method within 5 m x 5 m. Speciesmens were identified atLaboratory of Ecology and the Laboratory of Animal Taxonomy at Department of Biology,Faculty of Science and Mathematics, University of Udayana.
more » ... e 12 species of sea urchin werefound, that are Clypeaster sp., Astropyga radiata, Diadema palmeri, Diadema savignyi,Diadema setosum, Echinothrix calamaris, Echinometra mathaei, Heterocentrotus sp., Maretiaplanulata, Temnopleurus sp., Toxopneustes sp. and Tripneustes gratilla from 6 different family.The highest density of sea urchin are 0,373 individual/m2 was found which were at Seranganbeach, and the lowest density of sea urchin are 0,144 individual/m2 was found at Mertasaribeach.Keywords: Sea urchin species, density
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