Angraini, Rika
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Identifikasi Keanekaragaman Spesies Elasmobranchii Hasil Tangkapan Nelayan Lokal Yang Didaratkan di Taman Wisata Perairan Timur Pulau Bintan Zamalludin, Zamalludin; Karlina, Ita; Hikmat Nugraha, Aditya; Armanto, Tri; Yandri, Fahmi; Angraini, Rika; Koenawan, Chandra Joei
JURNAL ENGGANO Vol. 9 No. 1 (2024)
Publisher : Universitas Bengkulu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31186/jenggano.9.1.24-35

Abstract

Riau Islands Province has a larger water area than its land. This large water area then began to be managed with the establishment of a conservation area known as the Bintan Island Eastern Waters Tourism Park. The vast waters in the Riau Islands are thought to also have high diversity, one of which is Elasmobranchii species. The purpose of this study is to identify the species diversity and conservation status of Elasmobranchii from the catches landed by local fishermen in Bintan Island Eastern Waters Tourism Park. The method used in this study is a survey method, which is descriptive to determine the description of the results of the identification of species diversity and conservation status of Elasmobranchii. From the results of this study, 12 species and 8 families of 72 Elasmobranchii individuals were identified, with a diversity index value of H' = 2.21 (medium), uniformity index E = 0.89 (very good), and dominance index C = 0.14 (low) or no dominating species. From the conservation status analysis, it was found that 42% or 5 out of 12 Elasmobranchii species were categorized as Vulnerebel, 25% (3 species) were categorized as endangered and 8% (1 species) were categorized as critically endangered, 75% of Elasmobranchii species landed at the study site had a decreasing population status.   Keywords: Bintan, Elasmobranchii, Diversity, Conservation
Government Spending on Economic Growth in North Sumatera Marpaung, Riky Aulia Rachman; Angraini, Rika; Izza, Salsabilla Nurul; Purnomo, Diki; Fadly, Rizky
Outline Journal of Economic Studies Vol. 2 No. 2: June - September 2023
Publisher : Outline Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61730/ojes.v2i2.33

Abstract

This study aims to determine and analyze the effect of government spending on economic growth in North Sumatra Tabun 2017-2021. The research method used in this study is secondary data. The data taken is data published or obtained by the Central Statistics Agency (BPS). In this study, in conducting data analysis techniques, namely using the OLS (Ordinary Least Square) method using the Eviews 10 analysis tool. The result of this study is that simultaneously the variable government expenditure has an insignificant influence on the economic growth variable for 2017-2021 in North Sumatra Province. The variable government expenditure partially has a positive and insignificant influence on economic growth in North Sumatra Province. The Government Expenditure Variable (X) has a simultaneous influence on the Economic Growth variable (Y) of 56% and the remaining 44% is influenced by other unincluded variables.