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Relationship between sediment type, total organic matter, and water quality on mangrove density on Tunda Island, Serang Banten Fadila Aditia Putri Pratama; Yuniarti MS; Sheila Zallesa; Sunarto Sunarto
Acta Aquatica: Aquatic Sciences Journal Acta Aquatica: Jurnal Ilmu Perairan, Vol. 10: No. 1 (April, 2023)
Publisher : Universitas Malikussaleh

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29103/aa.v10i1.10823

Abstract

Environmental conditions that are quite important in the growth of mangroves are the type of sediment, organic matter, and water quality because the organic matter produced can be useful for mangrove fertility. This study aims to determine the type of sediment, the percentage of total organic matter, water quality, mangrove density, and determine the relationship between sediment types, total organic matter, and water quality on mangrove density on Tunda Island, Serang, Banten. This study used a survey method while collecting data using a purposive sampling method. Mangrove density was obtained through the line transect plot method. The sediment type test used the dry sieving method, the total organic matter (BOT) test used the loss on ignition (LOI) method, the statistical test used the multiple correlation method. All data was then analyzed in a quantitative descriptive manner. The results of the study are that the type of sediment in Tunda Island mangroves is dominated by silty sand and sand. The total organic matter contained in mangrove sediments ranges from 2.40% - 3.62% which is included in the moderate to high category. Salinity values ranged from 31 - 34.33 ppt included in the high category. The pH value ranges from 7.33 - 7.70 which is included in the good category for mangrove growth. Temperature values ranging from 27.37oC - 31.63oC are included in the good category for mangrove growth because they can still grow and develop normally. The mangrove density level is dominated by the dense category, which is 2,400 ind/Ha at station 1 and 1,700 ind/Ha at station 2, and the rare category is 1,000 ind/Ha at station 3 and 900 ind/Ha at station 4. There is a significant relationship between sediment type, total organic matter, water quality with mangrove density.Keywords: BOT; Mangroves; Sediment; Water Quality
Selektivitas alat tangkap purse seine di Pangkalan Pendaratan Ikan Muara Angke Azlhimsyah R. Pamenan; Sunarto Sunarto; Isni Nurruhwati
Depik Vol 6, No 2 (2017): August 2017
Publisher : Faculty of Marine and Fisheries, Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (242.15 KB) | DOI: 10.13170/depik.6.2.5381

Abstract

Alat tangkap purse seine adalah alat tangkap terbanyak kedua yang digunakan nelayan di PPI Muara Angke setelah alat tangkap bouke ami. Tujuan dari penelitian ini adalah menganalisis tingkat selektivitas alat tangkap purse seine berdasarkan hasil tangkapannya. Pengumpulan data dilakukan dengan melakukan survey di PPI Muara Angke Jakarta dari 10 Mei - 1 Juni 2016. Data hasil tangkapan ikan dikumpulan dari 4 unit alat tangkap purse seine dengan masing-masing alat tangkap 1 kali trip. Analisis data meliputi komposisi jenis hasil tangkapan dan ukuran panjang cagak pertama matang gonad hasil tangkapan utama. Hasil Penelitian menunjukan bahwa alat tangkap purse seine menangkap sebanyak 14 spesies dengan jumlah total hasil tangkapan 75.945 ekor dengan bobot 9.092 kg.  Komposisi hasil tangkapan sampingan lebih mendominasi yaitu sebesar 78,7% dibanding hasil tangkapan utama 21,3%. Panjang cagak ikan tangkapan utama yang telah mencapai ukuran matang gonad mencapai 50,1% dari total seluruh ikan yang diukur. Secara umum, dengan melihat faktor yang digunakan untuk mengukur tingkat selektivitas alat tangkap, purse seine tergolong alat tangkap yang memiliki tingkat selektivitas yang rendah.Kata Kunci : Purse Seine, Hasil Tangkapan, Selektivitas. Purse seine fishing gears is the second most fishing gears which is used by fisherman in muara angke fishing port after bouke ami fishing gears. The purpose of this research is to analyzed the selectivity level of purse seine fishing gears based on fishing catch. The data collection was collected in muara angke fishing port between 10 mei – 1 juni 2016. The data of fishing catch is collected from 4 unit of purse seine fishing gears with 1 trip from each unit. The data analysis exmines  the composisition of fishing catch and fork length of first maturity fish. The result from this research seeing that purse seine catch 14 different species from the total 75.945 fishes with 9.092 kg total weight. By-catch composistion is 78,7% more high than main catch composition 21,3%. The fork length of main catch which is have maturity size is just 50,1% from fishes were measured. Generally. From seeing the  used factor to measurre the level of fishing gears selectivity, purse seine fishing gears is classffied to the fishing gears that have poor selectivity level.Keywords : Purse Seine, Fishing catch, Selectivity
Peningkatan Harmoni Wilayah Pesisir dan Perubahan Iklim Kepada Siswa SMKN 1 Cidaun Kabupaten Cianjur Jawa Barat Qurnia Wulan Sari; Yuniarti MS Yuniarti; Sunarto Sunarto
Jurnal Berdaya Vol 3, No 1 (2023): Juni-Jurnal of Berdaya
Publisher : Fakultas Perikanan dan Ilmu Kelautan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24198/job.v3i1.46166

Abstract

Kegiatan sosialisasi yang berlokasi di SMKN 1 Cidaun” sebagai suatu bentuk implementasi dalam upaya memberikan kebermanfaatan terhadap masyarakat, sejalan dengan Tri Dharma Perguruan Tinggi mengenai Pengabdian dihadiri 60 orang peserta. Materi yang disampaikan mengenai dampak perubahan iklim pada lingkungan pesisir dan laut. Dampak perubahan iklim bisa terjadi dalam beberapa bentuk, antara lain: meningkatnya suhu permukaan air laut, meningkatnya permukaan air laut, asidifikasi, intensitas dan frekuensi terjadinya gelombang pasang/tsunami. Dampak turunannya mengakibatkan kerusakan pada terumbu karang (coral bleaching dan melemahnya struktur aragonite karang), perendaman atau pergeseran formasi bakau ke arah daratan, Harmful algal bloom, menurunnya penangkapan ikan. Antisipasi secara lokal untuk mengurangi perubahan iklim salah satu cara sederhana yang bisa dilakukan selain itu pengelola wilayah pesisir dan lautan harus segera melakukan adaptasi terhadap perubahan iklim global agar kawasan terwujud kawasan pesisir tangguh (resilient) terhadap perubahan iklim global. Hasil sosialisasi meningkatkan kesadaran dan antisipasi siswa/i secara lokal untuk mengurangi perubahan iklim salah satu cara sederhana yang bisa dilakukan selain itu pengelola wilayah pesisir dan lautan harus segera melakukan adaptasi terhadap perubahan iklim global agar kawasan terwujud kawasan pesisir tangguh (resilient) terhadap perubahan iklim global. 
Selektivitas alat tangkap purse seine di Pangkalan Pendaratan Ikan Muara Angke Azlhimsyah R. Pamenan; Sunarto Sunarto; Isni Nurruhwati
Depik Vol 6, No 2 (2017): August 2017
Publisher : Faculty of Marine and Fisheries, Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13170/depik.6.2.5381

Abstract

Alat tangkap purse seine adalah alat tangkap terbanyak kedua yang digunakan nelayan di PPI Muara Angke setelah alat tangkap bouke ami. Tujuan dari penelitian ini adalah menganalisis tingkat selektivitas alat tangkap purse seine berdasarkan hasil tangkapannya. Pengumpulan data dilakukan dengan melakukan survey di PPI Muara Angke Jakarta dari 10 Mei - 1 Juni 2016. Data hasil tangkapan ikan dikumpulan dari 4 unit alat tangkap purse seine dengan masing-masing alat tangkap 1 kali trip. Analisis data meliputi komposisi jenis hasil tangkapan dan ukuran panjang cagak pertama matang gonad hasil tangkapan utama. Hasil Penelitian menunjukan bahwa alat tangkap purse seine menangkap sebanyak 14 spesies dengan jumlah total hasil tangkapan 75.945 ekor dengan bobot 9.092 kg.  Komposisi hasil tangkapan sampingan lebih mendominasi yaitu sebesar 78,7% dibanding hasil tangkapan utama 21,3%. Panjang cagak ikan tangkapan utama yang telah mencapai ukuran matang gonad mencapai 50,1% dari total seluruh ikan yang diukur. Secara umum, dengan melihat faktor yang digunakan untuk mengukur tingkat selektivitas alat tangkap, purse seine tergolong alat tangkap yang memiliki tingkat selektivitas yang rendah.Kata Kunci : Purse Seine, Hasil Tangkapan, Selektivitas. Purse seine fishing gears is the second most fishing gears which is used by fisherman in muara angke fishing port after bouke ami fishing gears. The purpose of this research is to analyzed the selectivity level of purse seine fishing gears based on fishing catch. The data collection was collected in muara angke fishing port between 10 mei – 1 juni 2016. The data of fishing catch is collected from 4 unit of purse seine fishing gears with 1 trip from each unit. The data analysis exmines  the composisition of fishing catch and fork length of first maturity fish. The result from this research seeing that purse seine catch 14 different species from the total 75.945 fishes with 9.092 kg total weight. By-catch composistion is 78,7% more high than main catch composition 21,3%. The fork length of main catch which is have maturity size is just 50,1% from fishes were measured. Generally. From seeing the  used factor to measurre the level of fishing gears selectivity, purse seine fishing gears is classffied to the fishing gears that have poor selectivity level.Keywords : Purse Seine, Fishing catch, Selectivity
Relationship between sediment type, total organic matter, and water quality on mangrove density on Tunda Island, Serang Banten Fadila Aditia Putri Pratama; Yuniarti MS; Sheila Zallesa; Sunarto Sunarto
Acta Aquatica: Aquatic Sciences Journal Acta Aquatica: Jurnal Ilmu Perairan, Vol. 10: No. 1 (April, 2023)
Publisher : Universitas Malikussaleh

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29103/aa.v1i2.7954

Abstract

Environmental conditions that are quite important in the growth of mangroves are the type of sediment, organic matter, and water quality because the organic matter produced can be useful for mangrove fertility. This study aims to determine the type of sediment, the percentage of total organic matter, water quality, mangrove density, and determine the relationship between sediment types, total organic matter, and water quality on mangrove density on Tunda Island, Serang, Banten. This study used a survey method while collecting data using a purposive sampling method. Mangrove density was obtained through the line transect plot method. The sediment type test used the dry sieving method, the total organic matter (BOT) test used the loss on ignition (LOI) method, the statistical test used the multiple correlation method. All data was then analyzed in a quantitative descriptive manner. The results of the study are that the type of sediment in Tunda Island mangroves is dominated by silty sand and sand. The total organic matter contained in mangrove sediments ranges from 2.40% - 3.62% which is included in the moderate to high category. Salinity values ranged from 31 - 34.33 ppt included in the high category. The pH value ranges from 7.33 - 7.70 which is included in the good category for mangrove growth. Temperature values ranging from 27.37oC - 31.63oC are included in the good category for mangrove growth because they can still grow and develop normally. The mangrove density level is dominated by the dense category, which is 2,400 ind/Ha at station 1 and 1,700 ind/Ha at station 2, and the rare category is 1,000 ind/Ha at station 3 and 900 ind/Ha at station 4. There is a significant relationship between sediment type, total organic matter, water quality with mangrove density.Keywords: BOT; Mangroves; Sediment; Water Quality
Selektivitas alat tangkap purse seine di Pangkalan Pendaratan Ikan Muara Angke Azlhimsyah R. Pamenan; Sunarto Sunarto; Isni Nurruhwati
Depik Vol 6, No 2 (2017): August 2017
Publisher : Faculty of Marine and Fisheries, Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13170/depik.6.2.5381

Abstract

Alat tangkap purse seine adalah alat tangkap terbanyak kedua yang digunakan nelayan di PPI Muara Angke setelah alat tangkap bouke ami. Tujuan dari penelitian ini adalah menganalisis tingkat selektivitas alat tangkap purse seine berdasarkan hasil tangkapannya. Pengumpulan data dilakukan dengan melakukan survey di PPI Muara Angke Jakarta dari 10 Mei - 1 Juni 2016. Data hasil tangkapan ikan dikumpulan dari 4 unit alat tangkap purse seine dengan masing-masing alat tangkap 1 kali trip. Analisis data meliputi komposisi jenis hasil tangkapan dan ukuran panjang cagak pertama matang gonad hasil tangkapan utama. Hasil Penelitian menunjukan bahwa alat tangkap purse seine menangkap sebanyak 14 spesies dengan jumlah total hasil tangkapan 75.945 ekor dengan bobot 9.092 kg.  Komposisi hasil tangkapan sampingan lebih mendominasi yaitu sebesar 78,7% dibanding hasil tangkapan utama 21,3%. Panjang cagak ikan tangkapan utama yang telah mencapai ukuran matang gonad mencapai 50,1% dari total seluruh ikan yang diukur. Secara umum, dengan melihat faktor yang digunakan untuk mengukur tingkat selektivitas alat tangkap, purse seine tergolong alat tangkap yang memiliki tingkat selektivitas yang rendah.Kata Kunci : Purse Seine, Hasil Tangkapan, Selektivitas. Purse seine fishing gears is the second most fishing gears which is used by fisherman in muara angke fishing port after bouke ami fishing gears. The purpose of this research is to analyzed the selectivity level of purse seine fishing gears based on fishing catch. The data collection was collected in muara angke fishing port between 10 mei – 1 juni 2016. The data of fishing catch is collected from 4 unit of purse seine fishing gears with 1 trip from each unit. The data analysis exmines  the composisition of fishing catch and fork length of first maturity fish. The result from this research seeing that purse seine catch 14 different species from the total 75.945 fishes with 9.092 kg total weight. By-catch composistion is 78,7% more high than main catch composition 21,3%. The fork length of main catch which is have maturity size is just 50,1% from fishes were measured. Generally. From seeing the  used factor to measurre the level of fishing gears selectivity, purse seine fishing gears is classffied to the fishing gears that have poor selectivity level.Keywords : Purse Seine, Fishing catch, Selectivity