Fish Scientiae (E-Journal)
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PERUBAHAN KERAPATAN MANGROVE BERDASARKAN KARAKTERISTIK CITRA LANDSAT DI PESISIR KABUPATEN TANAH LAUT
Get PDFMonitoring of mangrove vegetation in the long-time vulnerable is needed to determine its conversion as the first step of mangrove management. The purpose of this study mapped the spatial distribution of mangrove vegetation and discribed the change of mangrove vegetation area in the coastal area of Tanah Laut Regency for 12 years. The method was used remote sensing and method field obeservation. The mangrove density of 2003 is dominated by medium density and by 2015 is dominated by dense density. The area of mangrove density rarely increased by 375.87 ha. The area of density is decreasing the area of 1.454,16 ha. Density of density increased by 1,639.77 ha
ANALISIS POTENSI WISATA BAHARI DI PULAU KERAYAAN KABUPATEN KOTABARU
Get PDFThis study aims to identify and develop the potential of marine tourism in the Kerayaan Island. Data analysis is done with based on the validity of data obtained fromthe field observations which then processed and discussed in a descriptive. The results show the potential of coral reefs as marine tourism on the island is quite extensive and is categorized as still good with the biodiversity of reef fish and marine life high. Physical chemical conditions of the waters are still good and according to the criteria of quality standards for marine tourism and supported its presence among the Makassar Strait and the Java Sea as well as a Coral Triangle World (Coral Triangle). With such a location, coral reef ecosystems and their biota have very close bioecological connectivity with other areas, especially other islands
PENERAPAN MODEL ENVIRONMENTAL QUALITY INDEX (EQI) UNTUK MENGETAHUI STATUS MUTU KUALITAS AIR DI WADUK RIAM KANAN KECAMATAN ARANIO KABUPATEN BANJAR PROVINSI KALIMANTAN SELATAN
Get PDFSumberdaya alam yang terdapat di sekitar manusia adalah sumberdaya perairan. Pengolahan kialitas air dilakukan dengan upaya pengendalian pencemaran air, dengan memelihara fungsi air sehingga kualitas air memenihi baku mutu. Penelitian ini bertujuan untuk mengetahui status mutu kualitas air di waduk Riam Kanan dengan mengguakan metode STORET, IP dan EQI serta pengaruh parameter kualitas air terhadap status mutu air. Penelitian ini dilaksanakan pada bulan Mei – November 2019. Metode penelitian ini menggunakan purposive sampling dan survey lapang. Data dari hasil di lapangan dan laboratorium kemudian dianalisis menggunakan metode STORET, IP, EQI serta Regresi Linier Berganda. Hasil dari metode STORET menunjukkan nilai -14 dengan klasifikasi kelas C kategori Cemar Sedang. Hasil dari metode IP menunjukkan status mutu air di Waduk Cemar Ringan. Hasil dari metode EQI menunjukkan status mutu Waduk Sangat Tercemar, sedangkan hasil dari Regresi Linier Berganda menunjukkan hubungan antara kualitas air dengan status air mutu Sangat Kuat. Hal ini menunjukkan bahwa setiap metode memiliki kriteria status mutu yang berbeda
EFIKASI RUTE VAKSIN Aeromonas hydrophila ASB-01 PADA IKAN GABUS (Ophiocephalus striatus)
Get PDFThis study aims to determine the vaccine A.hydrophila ASB-01 is effective forthe control of MAS on snakehead fish. Effectiveness of vaccination was evaluated through the antibody titer, survival, RPS (relative percent survival) and RWK (meantime of death). The study consisted of 5 treatments (immersion vaccination (R), oral(O), intramuscular injection (IM), intraperitoneal injection (IP) and control (PBS pH7.0) with 3 replications. Vaccination doses were 107 cells / ml. Booster vaccination after 14 days later. Dose is equal to the initial vaccination. Furthermore, the next day14 fish were challenged with A.hydrophila ASB-01. To obtain data on antibody titerblood draw done at the time before being vaccinated, shortly before the booster vaccination and 14 days after the booster vaccination. Challenged fish were observedfor 14 days to obtain data on survival, RPS and RWK. The result showed that allthese vaccines may increase the antibody titer, but the highest antibody titers obtained from fish vaccinated injection. Survival rates were vaccinated IM (84.47%), IP(82.20%), R (42.27%), O (42.20%) and controls (13.13%). RPS to IM (82.08%), IP(79.46%), R (33.38%), O (33.31%), while RWK through the IP (3.63 days), IM(79.46 3.57 days), R (2.46 days), O (1.85 days) and controls (1.03 days). Effective vaccination route is through injection
PENGARUH WAKTU PERPINDAHAN PAKAN ALAMI KE PAKAN BUATAN BERENZIM TERHADAP SINTASAN, PERTUMBUHAN PADA PEMELIHARAAN LARVA IKAN BAUNG (Mystus nemurus cv)
Get PDFThis study aimed to determine the switching time from natural food to artificial food with the addition of mix enzyme in baung larval rearing. The results showed that the survival rate of baung larvae had the highest score in treatment E (natural feed Artemia salina aged 3 days to 7 days followed by artificial feed in the form of pasta until age 30 days), did not differ with treatment A. Treatment A (Natural Food Artemia salina was given at the age of 3 days to 8 days and then followed by artificial food (shrimp flour +mix enzyme) from the age of 9 days to 15 days artificial feeding was continued until theage of 30 days) showed the highest absolute growth was 0.62 grams and the value of relative growth rate of 14.25 grams did not differ with B, C and E treatments. The highest Individual weight, protein content and mix enzyme activity on all measurement of baung larvae found in treatment A. Water quality of maintenance media of eel was the temperature 27,33oC, pH 7,86, dissolve oxygen 4,76 mg/l and ammonia 0,93 mg/l
PENGARUH KEBERADAAN PANGKALAN PENDARATAN IKAN (PPI) SAIJAAN KOTABARU TERHADAP PENDAPATAN PENGUSAHA PERIKANAN DI KECAMATAN PULAU LAUT UTARA KABUPATEN KOTABARU PROVINSI KALIMANTAN SELATAN
Get PDFFish landing base (PPI) is a container that can support development and the development of a better fishery. Accordence with the increasing number of fishing vessels that enter the territory Kotabaru, either the ships from itself or the ships that come from the outside area. Making the existence of the PPI Saijaan Kotabaru a medium which accommodates fishery activities to make a direct relevance relationship of up river and downstream activities. This research was conducted: identifying facilities, condition sand function of the PPI Saijaan Kotabaru; Analyzing changes in the income of entrepreneur fishery before and after the PPI Saijaan Kotabaru in District Stagen Kotabaru; Formulating a strategy of economic development of the PPI Saijaan Kotabaruas an area of fisheries. Analysis Technique of the research uses qualitative and quantitative method with descriptive approach. The results obtained that the basic, functional and additional facilities of the PPI Saijaan Kotabaru have been fulfilled by 90 % and have not been fulfilled by 10 % thatneed to be developed. Condition and function facilities of the PPI Saijaan Kotabaru, is only 90 % facilities are function optimally and 10 % is not function optimally.Wilcoxon test results in Statistics Test, shows that value of Wilcoxon test pvalue is 0.003 (< 0.05), then Ho is rejected and H1 is accepted, meaning that there is avery significant difference from the increased income of entrepreneur fishery afterthe construction of the PPI Saijaan Kotabaru as well. The results of the value to external factors (EFAS) is = 2.85, while for internal factors (IFAS) is = 2.55. So the value of EFAS >IFAS value, then a qualitative activity and capacity of existing facilities of the PPI Saijaan Kotabaru still very likely to be developed
PRODUKTIVITAS PRIMER PERAIRAN PANTAI KAWASAN HUTAN MANGROVE DESA PAGATAN BESAR KECAMATAN TAKISUNG KABUPATEN TANAH LAUT PROPINSI KALIMANTAN SELATAN
Get PDFThis study aims to determine the fertility of coastal areas and waters primary productivity of mangrove forest areas and their role in supporting aquatic ecosystems. The usefulness of this research is to get a picture of a body of water based on the indicators of fertility primary productivity of waters, and can be used as information for planning and management of aquatic natural resources, especially the mangrove areas. This study was conducted Pagatan Great Village, District Takisung, Tanah Laut. The sampling method in this research is purposive, ie a certain place that is considered important and can represent the state of the waters of the mangrove forest. The number of sampling stations as manyas three places. Station 1 represents the waters of the mangrove forest (phasa at hightide). Station 2 represent the muddy coastal waters (at the time of high tide and low tide),Station 3 represents the waters of the river mouth (during high tide and low tide). Eachstation is repeated 2 times. Based on the research results show the value of primary productivity in the waters of the mangrove forest ranged from 147.22 to 513.89 mg C /m3 / day of water and primary productivity coloum ranging from 133.330 to 506.245mg C / m3 / day. The fertility rate of the Pagatan village included in the fertility rate is Mesotrophic up to eutrophic waters with moderate to high levels of fertility.Phytoplankton abundance greater than zooplankton. The greatest abundance at Station 1(9820 cells / liter) and the lowest at station 2 (4240 cells / liter). The abundance of zooplankton found in station 1 (260 individuals / liter) and the lowest at station 3 (120 individuals / liter). This research is expected to be used as a location for monitoring and evaluation to determine the annual productivity of the waters of the mangrove forest ofthe village Pagatan
MONITORING DAYA DUKUNG DAN STATUS MUTU AIR KEGIATAN BUDIDAYA KERAMBA JARING APUNG DI WADUK RIAM KANAN
Get PDFThis study aims to monitor the carrying capacity of the Riam Kanan. Reservoir in the activity of Floating Net Keramba (KJA) based on the content of phosphate (P) and water quality status in Riam Kanan reservoir. The data generated from the measurements are presented in tabulations and diagrams. Data analysis using method of Beveridge(1996) and STORET method according KepMen LH number 115 year 2003 and quality standard according to PP 82 year 2001.The result of research based on water quality status criteria in Riam Kanan reservoir with calculation of water quality status criteria using STORET method at station1, 2 and 3 of total score range from -2 to -8, including class B water quality status that is good criteria of light contamination. Types of fish cultivated in at stations 1 and 2 are tilapia. The results of carrying capacity research using the Beveridge (1996) method in reservoir Riam Kanan for station 1 can be increased the number of units of KJA as much as 54 units and 2 stations 2 as many as 18 units of KJA
PENGARUH FAKTOR LINGKUNGAN TERHADAP POLA PENYEBARAN MOLUSKA PADA EKOSISTEM MANGROVE ALAMI DAN HASIL REHABILITASI
Get PDFMangrove ecosystem is a habitat of Molluscs (Gastropoda and Bivalvia). This ecosystem is always influenced by environmental factors. This study aims to determine the influence of environmental factors on the distribution patterns Molluscs of natural mangrove ecosystems in Pannikiang Island, Barru Regency and rehabilitation mangrove ecosystem in Tongke-tongke village, Sinjai regency. This research uses the quantitative method. Environmental factors measured were temperature and salinity of the water, aswell as carbon and nitrogen content of sediment. Samples of Molluscs (Gastropoda andBivalves) and sediments were taken randomly. The observations of the Molluscan community include the composition of Mollusc species (Gastropoda and Bivalvia) anddispersal patterns. Data were analyzed by using multiple linear regression. The results showed that the distribution pattern of Molluscs (Gastropoda and Bivalvia) at both sites was not significantly different and the temperature, salinity, carbon, and nitrogen sediments also did not affect the Mollusk distribution pattern in both sites
KUALITAS TERASI UDANG DENGAN SUPLEMENTASI PEDIOCOCCUS HALOPHILUS (FNCC-0033)
Get PDFTerasi is condiment of formed solid, its flavour typically result of shrimp fermentation or mix of them with salt or other additional substance. The aim of this research is to know influence of the supplementation P. halophilus (FNCC-0033) isolate, to time of fermentation and quality of terasi shrimp. This research by complecated Randomized Design with 3 repetition’s. The treatment given are supplementation P. halophilus 2,5 x 104 CFU/g (A), P. halophilus 5,0 x 104 CFU/g (B) and processing terasi without addition P. halophilus (FNCC-0033) as control (treatmen O). Measure of chemical parameter total N, water content, TVB and pH, the microbiologis parameter are total microbe and total LAB, and parameter organoleptic are colour, odour and texture. The research conducting days fermentation by each every 7 days during 28 days fermentation. Based on TVB value total microbe and total lactid asid bacteria show that had been formed at 21th days fermentation. The result of analysis of varians showed differenct betwen observed day fermentation. The conclusion of this research showed processing terasi by supplementation of P. halophilus have similarity wich spontanious fermentations. The total microbe are supplementation to terasi able resulted of more fermentation time is quicker than spontanious fermentation