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Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan
Published by Universitas Riau
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Core Subject : Science,
Earth & Planetary Sciences
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Articles 2,919 Documents
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THE COMPERATIVE STUDY OF THE QUALITY OF GRILLED CATFISH (Pangasius hypophthalmus) Raja Tayib; N Ira sari; Tjipto Leksono
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 7, No 2 (2020): 2 Juli - Desember 2020
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan

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ABSTRACTThis study aimed to determine the differences in the quality of grilled catfish with different ingredients. The treatments consisted of coconut shell fuel (A), coconut shell charcoal fuel (B). The parameters observed were pH, total phenol test, and total acid test. Based on the research results, it can be concluded that grilled catfish with different fuels have a significant effect on the total phenol value and the total acid value. The best treatment from the research results was grilled catfish using coconut shell charcoal as fuel with an average value of pH (6.4), total phenol (8.97 ppm), and total acid (0.57%). Keywords : Catfish, Coconut shell charcoal, Grilling fish 
Composition and Density of Marine Debris In the Mangrove Area of Pongkar Village,Tebing District, Karimun Regency, Riau Islands Province Helmi Abdullah Prabowo; Adriman Adriman; Eni Sumiarsih
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 8, No 2 (2021): Edisi 2 Juli s/d Desember 2021
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ABSTRACTMarine debris is a type of pollutant that commonly found in the mangrove ecosystems. This spurpose of this study was to determine the composition and density of marine debris in the mangrove ecosystem in Pongkar Village. Sample was carried out in July - August 2020. The method used is the survey method. Sampling was carried out three times (once/2 weeks) at 3 observation stations, namely S1 (ecotourism area), S2 (natural mangrove forest) and S3 (port area and residential area). Marine debris was collected from 3 plots (10 x 10 m) placed along the transect line. The types of marine debris found in the mangrove ecosystem consist of plastic, glass, rubber, cloth, styrofoam, nets, cans, wood, steel and paper. Marine density based on the characteristics of debris are: megadebris (0.01 - 0.04 items/m2; 4.61 - 34.67 grams/m2), macrodebris (1.43 - 4.75 items/m2; 249.19 - 724.53 gram/m2), mesodebris (0.79 - 2.20 items/m2; 1.54 - 3.23 gram/m2). The most common marine debris found were plastics (69.27%) and styrofoams (15.65%).Keywords:Pongkar Village, Mangrove Area and Marine Debris
THE EXISTENCE OF FISH PROTEIN HYDROLYZATE OF LOMEK (Harpodon nehereus) PROCESSED BY USING PAPAIN ENZYME IN DIFFERENT HYDROLYZING TIME Gita Amelia; Mirna Ilza; Rahman Karnila
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 8, No 1 (2021): Edisi 1 Januari s/d Juni 2021
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AbstractThe study was aimed to find out the proximate existenceoflomek(Harpodon nehereus)fish meal and fish protein hydrolyzate. It was also aimed to determine the optimum hydrolysis time and to get the profile of amino acid from the best the lomek fish protein hydrolyzate yielded. The research was using the experiment method to conduct the processing of lomek fish protein hydrolyzate by using papain enzyme in different hydrolysis time (for 5, 6, and 7 hours). The research was composed for non factorial completely randomized design. The results showed that the different hydrolysis time was affecting to the protein content, water content, ash content and fat content of fish protein hydrolyzate produced. The best fish protein hydrolyzate was yielded by hydrolising the fish meal for 7 hours, indicated by the highest protein content (86.03%), water content (27.39%), ash content (3.65%) and fat content (0.46%). There were 17 types of amino acids found in the fish protein hydrolizate, and consisting of essential and non-essential amino acids. The types of amino acids were dominatedby glutamic acid (1.01%), in the other hands, cysteine was showingthe lowest value (0.9 %).Keywords: fish protein hydrolyzate, lomek fish,papain enzyme
Fish Identification in The Tanjung Kudu Lake, Kualu Village Tambang District, Kampar Regency, Riau Province Dwi Azelina Rizki; Ridwan Manda Putra; Efawani Efawani
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 8, No 1 (2021): Edisi 1 Januari s/d Juni 2021
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AbstractTanjung Kudu lake is an oxbow lake that receive water from the Kampar River during the rainy season. This lake is inhabited by many fish species. However, the information about the type of fish in that area is limited. To understand the types of fish present in the Tanjung Kudu lake, a study has been conducted in August to December 2020. Fish sampling were conducted every day for two weeks until there is no new species found. The fishes were captured using lures, nets and bamboo traps. Fish samples were then identified. Results shown that the caught fish consists of 3 orders, 9 families, 14 genera and 18 species. Among 18 species captured, 9 species were edible fishes and 9 species were ornamental-edible fishes. The water quality of the lake were as follows: temperature of 28oC-29oC, brightness of 45-55 cm, pH of 5-6, dissolved oxygen of 4-4.4 mg/L and carbondioxide 6.18-8.21 mg/L.Keywords: Oxbow lake, Ornamental fish, Edible fishes, Ornamental-edible fishes
STOCK ESTIMATION OF BAUNG FISH (Hemibagrus nemurus) IN THE INDRAGIRI RIVER, LUBUK VILLAGE, ABOUT GUNUNG TOAR DISTRICT, KUANTAN SINGINGI REGENCY, RIAU PROVINCE Ramadhan, Wahyu; Sumiarsih, Eni; Fauzi, Muhammad
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 8, No 2 (2021): Edisi 2 Juli s/d Desember 2021
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ABSTRACTLubuk Terentang Village is one located near Indragiri River, Riau Province. Indragiri river is a habitat for several types of fish, one of which is the baung fish (Hemibagrus nemurus). The population of baung fish in the river is threatened due to former mining in the upstream area of the Indragiri River. This study was conducted to determine the stock of baung fish population at a certain time. The population of baung fish stock was calculated through the estimation of the area emptying method or the Depletion Methods. The results showed that the initial population (No) of baung fish (H. nemurus) in the Indragiri River, Lubuk Terentang Village in August 2020 was 836 kg and the final population (Nt) was 798 kg. The maximum value of baung fish that can be exploited is 418 kg per month, and the optimal effort is 14 units of net.Keywords:Catfish,Depletion Methods,Fish stock, Hemibagrus nemurus,  Indragiri River
QUALITY CHARACTERISTICS OF SMOKED LELE DUMBO FILLET (Clarias gariepinus) WITH BUMBU FORMULATION DIFFERENT Deli Rosiana Yanti; Syahrul Syahrul; N. Ira Sari
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 7, No 2 (2020): 2 Juli - Desember 2020
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Abstrak       This study aims to determine the quality characteristics of the dumbo catfish fillets with different seasoning formulations. The method used in this research was experimental, namely processing the dumbo catfish fillets with different formulations. The research design used was a completely randomized design (CRD), with 3 levels of treatment, namely F1 seasoning formulation (20% brown sugar + 7% white sugar), F2 seasoning formulation (7% white sugar + 20% chili), and F3 seasoning formulation. (brown sugar 20% + chili 7%). The parameters observed were organoleptic, chemical analysis and total bacterial colonies. The results showed that the quality of dumbo catfish fillet jerky with different seasoning formulations had a significant effect on the appearance, aroma, texture, taste, moisture content, ash, protein, fat and total bacterial colony test at the 95% confidence level. Dumbo catfish fillets with different formulations of good quality, namely in the F3 treatment (brown sugar 20% + 7% chilli), with an average value of 7.03, aroma 6.84, texture 6.87, taste 6.39, moisture content 10.21%, content ash 0.46%, protein content 19.41%, and fat content 2.04% with a total bacterial colony of 2.8 x 103 colonies / g.
STUDY ON MANUFACTURING OF REBON SHRIMP PROTEIN HYDROLYSATE (Acetes erythraeus) USING BACTERIA Lactobacillus plantarum WITH DIFFERENT CONCENTRATIONS Ibrahim Teguh Prawira; Suparmi Suparmi; Ira Sari
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 8, No 1 (2021): Edisi 1 Januari s/d Juni 2021
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ABSTRACT Rebon srimp (Acetes erythraeus) is one of the aquatic commodities that has huge potential, due to its abundance in Rohil Regency which has not been utilized optimally. This study examines the potential of protease enzymes from lactic acid bacteria (Lactobacillus.plantarum) as an alternative in the hydrolysis process. The purpose of this study was to determine the best concentration of bacteria L. plantarum in the manufacture of rebon shrimp protein hydrolysate and to determine the quality of the produced rebon shrimp hydrolysate. The method used in this research is experimental, namely by refining, fermentation and hydrolysis with different concentrations consisting of 3 treatment levels, namely P1  (15%), P2 (20%), and P3(25%). The results of the research obtained the best treatment is P3 treatment with the use of bacteria concentration L. plantarum of 25% produces the chemical composition of the hydrolysate rebon covering of moisture content 81.41% ww, ash content of 1.15% dw, fat content 6.98% dw, protein content is 82.17% dw, and the resulting pH value is 5.1. The results of the analysis of the types and levels of amino acids in treatment P3 (L. plantarum 25%) produced 9 types of essential amino acids with the highest amount, namely leucine (1.298%) and 8 non-essential amino acids, namely glutamic acid (2.058%), then the enzyme treatment protease frombacteria L. plantarum can be an alternative in the hydrolysis process. Keywords:Aceteserythraeus; L. plantarum; chemical composition; amino acids
THE EFFECT OF DIFFERENT TEMPERATURES ON THE ANTIBACTERIA EFFECTIVENESS OF BROWN SEAWEED EXTRACT (Sargasum plagyophyllum) TOWARD Staphylococcus aureus AND Pseudomonas aeruginoosa Dinda Futhi Khumaira; N. Ira Sari; Syahrul Syahrul
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 7, No 2 (2020): 2 Juli - Desember 2020
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AbstractThis study aimed to determine the effect of different temperatures on the effectiveness of brown seaweed extract (Sargasum plagyophyllum) as an antibacterial agents for Staphylococcus aureus and Pseudomonas aeruginoosa. The treatment conducted was heating the extract with  varied temperatures (50, 60 and 70 ºC). The parameters assessed were the clear zone diameter on each medium for Staphylococcus aureus and Pseudomonas aeruginosa bacteria. The results showed that the extracting the brown seaweed at the temperature of 70 ºC was the most effective treatment to inhibit the growth of Staphylococcus aureus and Pseudomonas aeruginosa bacteria with an inhibition zone diameter of 4.31 mm of 8.30 mm, respectively. Keywords: Antibacterial, Pseudomonas aeruginoosa, Sargasum plagyophyllum and Staphylococcus aureus
CHANGES IN THE QUALITY OF CATFISH (Pangasius hypophthalmus) TOFU NUGGETS VACUUMAND NONVACUUM PACKED DURING COLDSTORAGE (50C) Sahliana, Sahliana; Syahrul, Syahrul; Hasan, Bustari
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 8, No 1 (2021): Edisi 1 Januari s/d Juni 2021
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ABSTRACT This studyaims to compare the quality of catfish (Pangasius hypophthalmus) tofu nuggets vacuum and nonvacuumpackaged during cold storage (50C).  The treatments given consisted of (A1) vacuum packaging and (A2) nonvacuum packaging.  The quality parameters tested were organoleptic (appearance, aroma, taste and texture), Total Plate Count (TPC), and Total Volatile Base (TVB), with interval periods of 0, 4, 8, 12, and 16 days of storage.  The catfish tofu nuggets with vacuum packed are good quality with appearance characterisrics (dry bread crumbs, less bright, product specifications), taste (less strong, product specifications), aroma (less strong, product specifications), texture (rather solid and compact);  TVB 20.43 mgN / 100g;  TPC 4,7x104 colonies/g, with 12 days of cold storage.Keywords: Nugget,catfish, vacuum packaging, storage time 
Improvement of Peat Water Quality Using a Mix of Lime, Bentonite, and PAC as Living Media for Goldfish (Cyprinus carpio) Ramos Gunawan; Hasbi Hasbi; Eko Purwanto
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 7, No 2 (2020): 2 Juli - Desember 2020
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Abstract The people of Pasiran Village have utilized peat water for commercial activities in the form of aquaculture. Based on water quality, peat waters are not suitable for aquaculture because of their high color intensity, a high degree of acidity, high organic matter content, low concentrations of suspended particles, and ions. For this reason, it is necessary to make efforts to improve the quality of peat waters. The aim of this is to study to know the effect of a mixture of lime, bentonite, and PAC on improving the quality of peat water used as a living medium for carp (Cyprinus carpio) and find the best dose of all treatments. The method used in this research is an experimental method with a completely randomized design (CRD) with one factor, and 5 levels, with 3 replications. The results showed that the mixture of lime, bentonite, and PAC on the improvement of peat water quality had a significant effect. The best dose to improve the quality of peat water is at the level of 0,5 g of lime, 0,51 g of bentonite and 0,49 PAC, and the survival test value of goldfish (Cyprinus carpio), it show that P1 treatment gives the best result, reaches 93%.Keywords: Pentwater, Lime, PAC, Bentonite, Goldfish (Cyprinus carpio)

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