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Journal : REKAYASA

Coral Fish Biodiversity Assessment on Different Locations (Case Study of the North Bali ICRG Area). Potje, Emilian Ivarlyano; Wiyanto, Dwi Budi; Giri Putra, I Nyoman; Demianus Hukom, Frensly
Rekayasa Vol 17, No 1: April, 2024
Publisher : Universitas Trunojoyo Madura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21107/rekayasa.v17i1.24171

Abstract

Reef fish associated with artificial reefs are one indicator of success for artificial reef applications. This research was carried out in February 2023. Reef fish data was collected in three tidal conditions. Data of Coral fish was collected using the Underwater Visual Census (UVC) method. The data that collected includes abundance of species, individual abundance and fish size from 3 categories namely major, indicators and targets. From the results, the community structure at each location obtained the same diversity index and uniformity index which were classified as moderate to high and the dominance index was classified as low. For each tidal condition the diversity index obtained was classified as medium to high, the uniformity index is relatively high and the dominance index is low. The total abundance of species at each point ranges from 26 species represented by 13 families to 63 species represented by 19 families, and for each tidal condition it ranges from 11 species represented by 7 families to 42 species represented by 16 families. The total abundance of individuals at each point overall ranged from 1333-20,048 Ind/Ha, each tidal condition it ranges from 20- 980 individuals. The total biomass at each point overall ranged from 102,844- 1353,119 Kg/Ha, each tidal condition ranges from 2,154 to 63,780 kg. Based on the results, the species similarity index values at each point were categorized as medium, except for Les II and Galeri, which were classified as high, while the test results for each tidal condition ranged from medium to high at each point. Test results (Mann-Whitney) for each point based on individual abundance values and coral reef fish biomass generally showed significant differences except between the Gallery and Les II points, whereas for each tidal condition there were no significant differences. Based on the results of the Correspondence Analysis, it was found that there was a relationship between several types of fish with each research point and at each tidal condition, this shows that the artificial reef structure at each point and each tidal condition was successful in attracting fish populations.
Co-Authors Alanis Ismi Akasia Andrianus Sembiring Andrianus Sembiring Andrianus Sembiring Andrianus Sembiring Anisa Dea Novianti Astria Yusmalinda Astria Yusmalinda Atmaja, Putu Satya Pratama Bertha Ayu Andhira Casamira Gitta Prasetyo Chloe Henderson Dandi Saleky Danie Al Malik Danie Al Malik Demianus Hukom, Frensly Dewa Ayu Wedha Astiti Dicky Septiady Dwi Budi Wiyanto Eka Andiani, Anak Agung Elok Faiqoh Elok Faiqoh Endang Wulandari Suryaningtyas Franceska Kendra Rossa S Gabrielle Aisya Gede Surya Indrawan Gede Surya Indrawan Gede Yuda Kamajaya Gilang Pratama I Dewa Nym. Nurweda P., I Dewa Nyoman Nurweda Putra I Gede Ening Sumantra I Gede Hendrawan I Gede Hendrawan I Gede Panji Agung Purnomo I Gusti Bagus Sila Dharma I Gusti Ngurah Putra Dirgayusa I Gusti Putu Bayu Arri Putra I Gusti Sila Dharma I Ketut Suta Negara I Putu Sugiana I Putu Yogi Darmendra I Wayan Arthana I Wayan Eka Dharmawan I Wayan Gede Astawa Karang IDA AYU ASTARINI Irman Rumengan Kadek Dwi Artama Kadek Widya Suryaningsih Ketut Popi Anjani Devi Luh Astria Yusmalinda M. Danie Al Malik Ni Luh Putu Emi Trisna Dewi Ni Luh Putu Ria Puspitha Ni Putu Dian Pertiwi Ni Putu Dian Pertiwi Ni Putu Putri Wijayanti Nikmah Fitria Nuraini Nur Ismu Hidayat Nurdyputra, I Gusti Ngurah Galih Ksatria Mahadhika Nyoman Dati Pertami Paul Helga Fernandez Potje, Emilian Ivarlyano Priscilla Princessa Amalo Putra Bagus Panji Pamungkas Putu Dian Pertiwi Putu Dian Pertiwi Putu Maya Witariningsih Rowand Danny Sebastian Adinegoro Sartika Ristama Silitonga Septi Novita Sari Shella Ayu Ardiana Simon P.O Leatemia Stephanus Tambunan Suryany Devy Wiratama, I Gusti Ngurah Made Yuanike Yuanike Yulianto Suteja