cover
Contact Name
Irwan Effendi
Contact Email
natur@ejournal.unri.ac.id
Phone
+62811764031
Journal Mail Official
kurniawanronal09@gmail.com
Editorial Address
Kampus Bina Widya KM. 12,5 Simpang Baru, Tampan, Pekanbaru 28293 Indonesia
Location
Kota pekanbaru,
Riau
INDONESIA
Jurnal Natur Indonesia
Published by Universitas Riau
ISSN : 14109379     EISSN : 25030345     DOI : https://doi.org/10.31258/jnat
Jurnal Natur Indonesia published since 1998, is a science journal that presents articles on research results, thoughts and views from researchers and experts in the field of biosciences (basic science), including biology, physics, chemistry and mathematics. In the field of biosciences (basic science); Biology, Physics, Chemistry, Mathematics.
Articles 12 Documents
Search results for , issue "Vol. 21 No. 1 (2023): April" : 12 Documents clear
The Indication of Gastropods Extinctions at Intertidal Zone of the Teluk Nipah Waters, the Pesisir Selatan Regency the Province of the West Sumatera Afrizal Tanjung
Jurnal Natur Indonesia Vol. 21 No. 1 (2023): April
Publisher : Lembaga Penelitian dan Pengabdian Masyarakat (LPPM) Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/

Abstract

Intensive observation of gastropods, every March from the year 2008 to the year 2012, was carried out to document some indicators of gastropod extinction. The purposive sampling technic was used in this work. The physicochemical parameters of its habitat were also monitored during every sampling done. It was found that the intertidal substrate consist of sand, while the habitat parameters were more than 5,6 mg/L dissolved oxygen, pH around 7,0-7,2, salinity 30,2-32,2 ppt, temperature 28,6-29,60C, the visibility 100%. The number of species, the number of found gastropods, the abundance, and the maximum shell size of found gastropods showed decreasing from year to year, while routine collecting by the visitor and the marine organism shell collector, and the disturbance by the fisherman activities occurred. This indication showed a tendency for gastropods extinction.
Feasibility Assessment of Mangrove in Two Villages on Bengkalis Island for Ecotourism Aryodamar Muhammad jati; Nurul Qomar; Defri Yoza
Jurnal Natur Indonesia Vol. 21 No. 1 (2023): April
Publisher : Lembaga Penelitian dan Pengabdian Masyarakat (LPPM) Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/

Abstract

Mangroves are a unique ecosystem that has an important role both bio-physically and socio-economically. Unfortunately, this ecosystem has suffered damage due to various forms of unwise use. Alternatively, the use of mangroves for ecotourism is often seen as more environmentally friendly and sustainable. On the other hand, some factors limit the success of mangrove ecotourism management. One of the most important factors is the feasibility of the mangrove itself as a capital for ecotourism. This study aims to evaluate the characteristics of mangroves in two villages on Bengkalis Island as ecotourism resources and to analyze their suitability as an ecotourism attraction. Data were collected through direct observation and interviews in Kuala Alam and Pematang Duku Village in Bengkalis District, Bengkalis Regency, Riau Province. The feasibility is analyzed using the Tourism Suitability Index (TSI) based on parameters that have been set by the TSI. The mangroves in Kuala Alam have an average cover thickness of 337 m, with a density of 300 trees/ha, which are composed of nine tree species. Mangroves in Pematang Duku have an average cover thickness of 948 m, with a density of 500 trees/ha, consisting of 14 tree species. The mangrove fauna found in the two villages is generally the same, as with the tidal pattern. The mangroves in Kuala Alam Village achieve a score of 1.75 which means they do not have tourism suitability (TSI<2) while mangroves in Pematang Duku achieve a score of 2.38 which meet the criteria to develop mangrove ecotourism (TSI>2).

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