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Mapping West Java Northern waters quality using sea water quality standards Mercy Patanda; Dwi Ernaningsih; Mario Limbong
Depik Vol 13, No 3 (2024): DECEMBER 2024
Publisher : Faculty of Marine and Fisheries, Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13170/depik.13.3.40641

Abstract

Poor water quality caused by the influence of activities on land and sea can disrupt the ecosystem and the existence of fish resources in coastal areas. Damage to fish habitat impacts fishing areas, resulting in a decrease in fishermens catches. Fish resources will move further away from the coast, resulting in a narrower utilization of sea space for small fishermen and leading to conflicts. Thus, this study aims to analyze the quality of the aquatic environment and map the pollution degradation in the northern waters of West Java Province. The survey method was used in this study. The types of water quality data measured were water clarity, sea surface temperature, salinity, light attenuation coefficient, total suspended solids, and chlorophyll-a. In-situ seawater quality measurements in coastal waters were carried out at 30 points. In-situ water quality data was compared with remote sensing image data. Water quality parameter data was analyzed descriptively by comparing the results obtained with seawater quality standards for marine biota based on the Decree of the Minister of Environment No. 51 of 2004 concerning Seawater Quality Standards. The results showed that the light attenuation coefficient and salinity parameter had an average that did not comply with the seawater quality standards for biota. The parameters of chlorophyll-a, brightness, suspended solids load, and sea surface temperature were still within the threshold of seawater quality standards for biota life (good condition). The environmental conditions of the northern waters of West Java Province are classified as good, were around 3,261.703 km2, while the lightly polluted area was around 3,043.452 km2. The northern waters of West Java Province, classified as lightly polluted, were concentrated in two locations, the northern waters of Bekasi, and Indramayu.Keywords:Quality standardsDegradationWest JawaWater qualityMapping
Mapping West Java Northern waters quality using sea water quality standards Mercy Patanda; Dwi Ernaningsih; Mario Limbong
Depik Vol 13, No 3 (2024): DECEMBER 2024
Publisher : Faculty of Marine and Fisheries, Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13170/depik.13.3.40641

Abstract

Poor water quality caused by the influence of activities on land and sea can disrupt the ecosystem and the existence of fish resources in coastal areas. Damage to fish habitat impacts fishing areas, resulting in a decrease in fishermens catches. Fish resources will move further away from the coast, resulting in a narrower utilization of sea space for small fishermen and leading to conflicts. Thus, this study aims to analyze the quality of the aquatic environment and map the pollution degradation in the northern waters of West Java Province. The survey method was used in this study. The types of water quality data measured were water clarity, sea surface temperature, salinity, light attenuation coefficient, total suspended solids, and chlorophyll-a. In-situ seawater quality measurements in coastal waters were carried out at 30 points. In-situ water quality data was compared with remote sensing image data. Water quality parameter data was analyzed descriptively by comparing the results obtained with seawater quality standards for marine biota based on the Decree of the Minister of Environment No. 51 of 2004 concerning Seawater Quality Standards. The results showed that the light attenuation coefficient and salinity parameter had an average that did not comply with the seawater quality standards for biota. The parameters of chlorophyll-a, brightness, suspended solids load, and sea surface temperature were still within the threshold of seawater quality standards for biota life (good condition). The environmental conditions of the northern waters of West Java Province are classified as good, were around 3,261.703 km2, while the lightly polluted area was around 3,043.452 km2. The northern waters of West Java Province, classified as lightly polluted, were concentrated in two locations, the northern waters of Bekasi, and Indramayu.Keywords:Quality standardsDegradationWest JawaWater qualityMapping
Growth Pattern of Yellowfin Tuna Landed At Palabuhanratu Fishing Port, Sukabumi: Pola Pertumbuhan Tuna Sirip Kuning (Thunnus albacares) yang didaratkan di PPN Palabuhanratu, Sukabumi Mercy Patanda; Ridwan Sala; Agnestesya Manuputty
Jurnal Pengelolaan Perikanan Tropis (Journal of Tropical Fisheries Management) Vol 6 No 1 (2022): Journal of Tropical Fisheries Management
Publisher : Departement of Aquatic Resources Management, Faculty of Fisheries and Marine Sciences, IPB University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/jppt.v6i1.41724

Abstract

Indonesia has a wide variety of fish resources and one of them is yellowfin tuna. Tuna in Palabuhanratu is caught by Tonda and swamp tuna. Tuna is an export commodity that causes an increase in catches and requires proper management of fish resources. One of the information needed in fisheries management is the relationship between weight-length and fish condition factors. The purpose of this study is to determine growth pattern and factors of yellowfin tuna conditions landed at Palabuhanratu Fishing Port. The study was conducted in Palabuhanratu from September 2021 to January 2022. Data collection was carried out at the fish landing site at Palabuhanratu Fishing Port. The data collected in this study consisted of primary data and secondary data. Primary data consist of data on the length and weight of the fish. As many as 200 yellowfin tuna was measured their total length and weight. The total lengths of the measured tuna ranged from 30.9 - 101.9 cm. The growth pattern model analysis showed b value of 2.7. This indicates that yellowfin tuna in the study area had a negative allometric growth pattern (b<3), which explains that the length gained was faster than the weight gained. Tthe condition factor of the yellowfin tuna fish ranged from 0.70 – 1.54, with an average of 1.0. The condition factor is influenced by the availability of food because Indian Ocean is available with sufficient food because the Indian Ocean is famous for its upwelling area.
Optimizing The Potential and Development Strategy of The Mangrove Ecotourism Area in Tangkolak Village, Karawang Regency: Optimalisasi Potensi dan Strategi Pengembangan Kawasan Ekowisata Mangrove di Dusun Tangkolak, Kabupaten Karawang Rini Indah Susilawati; Mercy Patanda; Dwi Ernaningsih
Jurnal Pengelolaan Perikanan Tropis (Journal of Tropical Fisheries Management) Vol 7 No 2 (2023): Journal of Tropical Fisheries Management
Publisher : Departement of Aquatic Resources Management, Faculty of Fisheries and Marine Sciences, IPB University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/jppt.v7i2.49760

Abstract

Kawasan ekowisata mangrove Dusun Tangkolak merupakan salah satu wisata alam yaitu hutan mangrove yang ada di Desa Sukakerta, Kecamatan Cilamaya Wetan, Kabupaten Karawang, Provinsi Jawa Barat. Ekowisata mangrove Dusun Tangkolak saat ini belum memiliki manajemen pengelolaan yang baik dan sepi pengunjung. Penelitian ini bertujuan untuk mendeskripsikan potensi dan mengetahui strategi yang dapat diaplikasikan melalui analisis faktor internal-eksternal di kawasan ekowisata mangrove Dusun Tangkolak. Ditemukan potensi vegetasi mangrove sebanyak 14 jenis dan fauna sebanyak 10 jenis pada empat titik stasiun. Spesies mangrove yang paling banyak di seluruh stasiun adalah Rhizophora apiculate sedangkan untuk fauna yaitu Ciconia sp. Vegetasi mangrove di kawasan ekowisata mangrove Dusun Tangkolak memiliki indeks keanekaragaman (H’) yang rendah dan tidak ada spesies yang mendominasi disetiap stasiun sedangkan fauna di kawasan ekowisata mangrove Dusun Tangkolak memiliki variasi indeks keanekaragaman dan jenis yang mendominasi adalah Ciconia sp. Alat tangkap yang digunakan oleh pengunjung maupun nelayan masyarakat sekitar saat menangkap ikan di sekitar kawasan ekowisata mangrove adalah pancing, bubu dan jala. Menentukan strategi pengembangan menggunakan analisis SWOT. Hasil analisis IFAS dan EFAS diperoleh hasil bahwa strategi pengembangan kawasan ekowisata mangrove di Dusun Tangkolak berada pada titik koordinat (2,5; 2,6) yang berada pada kuadran I yaitu memiliki kekuatan (Strenghts) dan peluang (Opportunities) atau strategi SO