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Journal : Jurnal Biosense

ESTIMASI SERAPAN KARBON DAN NILAI JASA LINGKUNGAN PADA HUTAN MANGROVE BLOK JATI PAPAK TAMAN NASIONAL ALAS PURWO Firmansyah, Moh.
JURNAL BIOSENSE Vol 8 No 4 (2025): Edisi Oktober 2025
Publisher : Program Studi Biologi, Fakultas Matematika dan Ilmu Pengetahuan Alam, Universitas PGRI Banyuwangi, Jalan Ikan Tongkol No 01, Telp (0333) 421593, 428592 Banyuwangi 68416

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36526/biosense.v8i4.5288

Abstract

Global warming is a critical issue currently faced worldwide, primarily driven by the increase in greenhouse gas emissions resulting from the combustion of fossil fuels due to human activities. Mangrove ecosystems play a vital role in mitigating climate change by absorbing carbon dioxide. Alas Purwo National Park is one of the habitats with a promising ecosystem for carbon sequestration. This study aims to examine the carbon sequestration potential and the environmental service value of mangrove trees in Alas Purwo National Park. A non-destructive, non-harvesting method was employed, with data collected using the quadrant transect method that spanned from the back zone to the front zone of the mangrove area. Five plots measuring 20 x 20 meters were established at each sampling station. Carbon analysis was conducted using an allometric equation approach to estimate the aboveground biomass (AGB). The results showed that the total mangrove carbon stock in Alas Purwo National Park, specifically aboveground carbon, amounted to 4.604,373 tons per hectare. The total value of the environmental services provided was estimated at IDR 1,128,232.11. Sonneratia alba contributed the highest carbon stock, reaching 367.806 per individual, while Ceriops tagal contributed the lowest, at only 6.172. Based on these findings, there is a need for continued conservation efforts of the mangrove ecosystem, enhancement of carbon sequestration potential, and strengthened climate change mitigation strategies.
KEANEKARAGAMAN DAN POLA DISTRIBUSI BIVALVIA DI TELUK PANGPANG BLOK JATI PAPAK TAMAN NASIONAL ALAS PURWO BANYUWANGI Zahro, Lutfiatus; As’ari, Hasyim; Ardyansyah, Fuad; Dagsy, Irqami Rachma Dwi; Firmansyah, Moh.
JURNAL BIOSENSE Vol 7 No 01 (2024): Edisi Juni 2024
Publisher : Program Studi Biologi, Fakultas Matematika dan Ilmu Pengetahuan Alam, Universitas PGRI Banyuwangi, Jalan Ikan Tongkol No 01, Telp (0333) 421593, 428592 Banyuwangi 68416

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36526/biosense.v7i01.3850

Abstract

Alas Purwo National Park in Banyuwangi is one of the conservation areas of mangrove forest potential big enough one of them is the Teluk Pangpang Blok Jati Papak which is the intertidal area, a lot of marine life that live in the region one of which is the bivalves. This study aims to determine diversity and the distribution pattern of bivalves in the Teluk Pangpang Blok Jati Papak. This study was conducted in 25 Mei - June 1, 2016. Determination of the sampling method used in this research is purposive sampling. Sampling sites are divided into three stations, with the distance between stations is 500 m, in each station there are four transects on each transect contained 10 plot. set the distance between transects 15 m and the distance between the plots 5 m with a plot measuring 2 × 2m. Measurement parameters abiotic do is measure temperature, salinity and pH. The research found 8 species of bivalves that Anomalodiscus squamosus, Placamen chlorotica, Pitar citrus, Chamelea gillina, Mactra grandis, Hiatula chinensis, Tellina timorensis, Anadara granosa. An index value of diversity bivalves in the Teluk Pangpang Blok Jati Papak categorized as low, with the highest index value at station 1 at 0.766 and the lowest at station 2 by 0.66. Biavalvia distribution patterns in the region are random in species Anomalodiscus squamosus, Pitar citrus, Chamelea gillina, Mactra grandis, Hiatula chinensis, Tellina timorensis, Anadara granosa and are clustered in Placamen chlorotica species.