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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
 193   194   195   196   197 
The Effect of Enrichment of Water fleas with Viterna on the Survival and Growth of Koi Fish Larvae (Cyprinus carpio) Nia Vitaloka; Sukendi Sukendi; Nuraini Nuraini
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 6 (2019): Edisi 2 Juli s/d Desember 2019
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan

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AbstractThis research was conducted from January to February 2019 at the Laboratory of Fish Hatchery and Breeding at the Faculty of Fisheries and Marine Sciences, University of Riau. This study aims to determine the viterna soaking dose in enriching water lice. The method used is a one-factor Completely Randomized Design (CRD) and three treatments with three replications. The treatment was carried out 3 replications to obtain 12 experimental units. The treatment in this study was D0 = Dose 0 (Control), D40 = 5 hours with a dose of 40 ml / l, D50 = 5 hours with a dose of 50 ml / l and D60 = 5 hours with a dose of 60 ml / l. The results showed that Daphnia sp enrichment had a significant effect (P <0.05) on the growth of koi fish larvae, namely the dose of viterna 50 ml / l of water, resulting in absolute weight growth of 0.43 g, specific growth rate of 6.13% / day, absolute length growth of 2.98 cm, highest survival at a dose of 40 ml / l which is equal to 91.67% and the highest color quality at a dose of 50 ml / l. The water quality parameter values obtained during the study showed a good range for the growth of koi fish larvae, namely temperatures ranging from 27.0 to 31ºC and pH 5-6.5 Keywords :Water fleas, Viterna, Growth, Survival, cyprinus carpio
EFFECT OF THE ADDITION RECOMBINANT GIANT GROUPER GROWTH HORMONE (rElGH) ON FEEDWITH DIFFERENT GIVING TIME INTERVALS TOWARDS GROWTH PERFORMANCE OF FISH SEED SLICE (Ompok hypopthalmus)IN RECIRCULATION SYSTEMS Vicky Meilia Pangestuti; Mulyadi Mulyadi; Niken Ayu Pamukas
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 6 (2019): Edisi 1 Januari s/d Juni 2019
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ABSTRACT           The aim of the study was to determine the best time interval for giving recombinant Epinephelus lanceolatus GrowthHormone (rElGH) in feed to increase growth of fish seed slice (Ompok hypopthalmus)in recirculation systems. Culture vessel in the form of aquarium of 60 x 40 x 40 centimeters of 15 aquarium with stocking density of 15 fish/m3. This research was using experimental method by completely random design (RAL) one factor with five treatments and three replications, the treatments were by giving rElGH 12 mg/kg pellet with different giving time intervals. The treatments were : P1= once for a days, P2= once for three days, P3= once for five days, P4= once for seven days and P5= once for nine days. The results showed that the addition of rElGH in feed, showed highly significant effect (P<0.05) on the total weight, total length, specific growth rate, feed conversion ratio, and no significant effect (p>0.05) to survival rate. The best growth rates was found in treatment P1 with total weight: 10.96±0.45gram, total length: 8.43±7.50cm, specific growth rate: 4.51±0.06% per day, feed conversion  ratio: 1.04±0.20 and survival rate: 95.6±7.50%. Keywords: Fish Slice, recombinant Epinephelus lanceolatus  Growth Hormone,  Growth 
MARINE ECOTOURISM DEVELOPMENT STRATEGY OF TORAN ISLAND TOURISM AREA OF PIEH AND SEA ISLAND WATERS AROUND WEST SUMATERA PROVINCE Irvan Dwi Putra; Joko Samiaji; Afrizal Tanjung
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 6 (2019): Edisi 2 Juli s/d Desember 2019
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ABSTRACT This research was carried out in March 2019 on Toran Island, TWP Pieh Island and the Sea in the Surrounding West Sumatra Province. The purpose of this study was to determine the potential of marine ecotourism on Toran Island and its development strategy. The method used in this study is a survey method and the determination of sampling points using purposive sampling method. Data collected includes respondents' opinions, identification of ecotourism activities and measurement of water quality. The results of this study indicate that Toran Island has the appropriate potential to be developed as a marine ecotourism area. The results of the calculation of the land suitability index value for the recreational tourism beach category are at an average value of 85.2%. This value indicates that Toran Island is very suitable to be used as a marine ecotourism destination. The results of the SWOT analysis show several alternative management strategies that are appropriate for the development of marine ecotourism on Toran Island, namely: 1). Developing tourist objects and attractions by increasing facilities and infrastructure as well as tourist attractions with the quality and quantity of tourist objects that are more attractive and provide a distinctive charm for tourists. In this case the Toran Island attraction presents a tourist attraction in the form of the natural charm of the beach with white sand. 2). Developing a partnership between the local community and the government in terms of developing tourism facilities and businesses at the Toran Island tourist site. 3). Expanding promotion and marketing of Toran Island tourism objects from various local, regional, national and international market segments with a variety of promotional facilities and optimal tourism services.  Keyword: Potential, Marine Ecotourism, SWOT Analysis, Toran Island            
TOKSISITAS LIMBAH CAIR KELAPA SAWIT DAN UJI SUB-LETHAL PADA WADAH PEMELIHARAAN BENIH IKAN BAUNG (Hemibagrus nemurus) Mei Silfia Situmorang; Saberina Hasibuan; Syafriadiman Syafriadiman
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 6 (2019): Edisi 2 Juli s/d Desember 2019
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AbstrakLimbah cair kelapa sawit merupakan limbah buangan hasil produksi kelapa sawit yang berbahaya dan dapat mengganggu kehidupan organisme perairan, khususnya ikan Baung yang habitatnya berada dekat dengan lokasi pengolahan kelapa sawit.  Penelitian ini telah dilaksanakan pada bulan November-Desember 2018 yang bertempat di Laboratorium Mutu Lingkungan Budidaya Fakultas Perikanan dan Kelautan Universitas Riau, Pekanbaru. Penelitian ini bertujuan untuk mengetahui toksisitas limbah cair kelapa sawit dan uji sub-lethal pada wadah pemeliharaan ikan Baung (H. nemurus).Metode yang digunakan adalah eksperimen dengan Rancangan Acak Lengkap (RAL) satu faktor dan tiga tahap percobaan yang dilakukan secara berurutan, yaitu : 1). Uji Pendahuluan; 2). Uji Toksisitas Lethal; 3). Uji Toksisitas Sub-lethal. Penentuan nilai LC50 96 jam menggunakan metode EPA probit dengan software probit analisis dalam program SPSS. Ikan uji yang digunakan selama penelitian adalah benih ikan Baung (H. nemurus) dengan ukuran 5 cm sebanyak 450 ekor yang diperoleh dari BBI Sei Tibun, Kampar. Jumlah padat tebar benih ikan Baung adalah sebanyak 10 ekor per wadah. Parameter yang diukur selama penelitian adalah bobot mutlak, panjang mutlak, laju pertumbuhan spesifik dan kelulushidupan. Untuk kualitas air antara lain suhu, pH, DO, CO2 dan amoniak.Berdasarkan hasil penelitian yang telah dilakukan, toksisitas limbah cair kelapa sawit dan uji sub-lethal memberikan pengaruh terhadap benih ikan Baung (H. nemurus). Selama pemeliharaan, diperoleh Nilai LC50 96 jam sebesar 230,57 ml/L sedangkan Nilai Batas Aman Biologi (Biological Safety Level) sebesar 2,30 ml/L. Selanjutnya, perlakuan terbaik terdapat pada P1 (2,30 ml/L konsentrasi limbah sawit), dengan nilai pertumbuhan bobot mutlak, yaitu 2,39 gram, pertumbuhan panjang mutlak, yaitu 3,14 cm, laju pertumbuhan spesifik, yaitu 3,42% dan kelulushidupan benih ikan Baung (H. nemurus),yaitu 93%. Parameter kualitas air seperti suhu air berkisar antara 26-280C, pH berkisar antara 5,6-8,0, DO berkisar antara 4,1-2,3 mg/L,CO2 berkisar antara 8,60-13,50 mg/L dan amoniak berkisar antara 0,018-0,056 mg/L.Kata kunci : Toksisitas, Sub-lethal, Limbah cair kelapa sawit, Ikan Baung 
Comparative Study on Histological Structure of Gill of Rasbora cephalotaeniaBleeker, 1852 from the waters around Stadion Utama Riau and Kandis River Riau Province Lailatul Saktiawan; Eddiwan Eddiwan; Efawani Efawani
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 6 (2019): Edisi 1 Januari s/d Juni 2019
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Abstract Rasbora cephalotaenia is present in the waters around Stadion Utama Riau that  has relatively good water  quality, as well as in the Kandis River  that has polluted waters. The water condition of the rivers may affect the fish health status in general. A study aims to understand the histological structure of the gill of fish from the Kandis River and the waters around Stadion Utama Riau has been conductedfrom March-April 2018.Gill structure’s abnormality was identified using Histopathological Alteration Index (HAI). Histological structure of the gill of fish from both areas are different. The cell structure of the Kandis’s fish has more abnormalities compared to that of the fish from Stadion Utama Riau. Results shown that the types of abnormality present were hyperplasia, hypertrophy, athrophy, deformated lamella, congestion, odema and epithelium rupture.The HAIof theR. cephalotaenia from the waters around Stadion Utama Riau was 3.8, indicated that the gill was normal, while the HAIof the R. cephalotaeniafrom the Kandis River was 12,indicated that the gill was slightly damaged. Keywords: Histopathological Alteration Index, hyperplasia, hypertrophy, atrophy, ruptured epitelium.
The Effect Of hCG (Human Chorionic Gonadotropin) Injection With Different Doses On Fertilitation, Hatching Rate and Survival Rate Of Fish Larvae Of Redfin Shark (Epalzeorhynchos frenatum) Putri Utami; Sukendi Sukendi; Netti Aryani
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 6 (2019): Edisi 2 Juli s/d Desember 2019
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ABSTRACTThe research was conducted from September to October 2018 in The Center for Research and Cultivivation of Ornamental Fish (BRBIH), Depok, West Java. The purpose of this research was to evaluate the effect of hCG to fertilization, hatching rate, and survival rate of larvae of redfin shark (Epalzeorhynchos frenatum) fish. The treatment used in this research was in injection of hCG with defferent doses is : P0: Control using NaCl 0,9% as much 0,2 ml/kg body weight, P1: Injection of hCG with dose 300 IU/kg body weight, P2: Injection of hCG with dose 500 IU/kg body weight, P3: Injection of hCG with dose 700 IU/kg body weight. The result showed that hCG dose of 500 IU/kg of body weight was the best in turn of fertilization 78,57%, hatching rate 86,02 %, and survival rate of larvae 93,96%.Keyword: hCG, Fertilization, Hatching Rate, Survival Rate, E. frenatum
ANALYSIS OF Cr, Cu, and Zn CONCENTRATIONS IN THE SHELLS (Meretrix meretrix) FROM PANTAI CERMIN OF SERDANG BEDAGAI REGENCY, NORTH SUMATRA PROVINCE Della Afriyola; Bintal Amin; Yusni Ikhwan
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 5 (2018): Edisi 2 Juli s/d Desember 2018
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ABSTRACT This research was conducted in March 2018 by taking samples of Meretrix meretrixfrom Pantai Cermin of Serdang Bedagai Regency, North Sumatra Province.The purpose of this research was to determine the metal concentrationsof Cr, Cu and Zn in the shells based on the size from different stations, to evaluate the differences in metal concentrations between umbo and periostacum,as well as to find out the level of metal pollution based on MPI (Metal Pollution Index). Analysis of metal concentrations of heavy metal was done byPerkin Elmer 3110 Atomic Absorption Spectroscopy (AAS). The results showed that the highest Cr metal concentration in umbo was found at Station 3 (10,253 µg/g) in large sizes, the highest Cu was at Station 2 in large size (4,173 µg/g) and for Zn was found at station 2 (132,867 µg/g)in large size. Mean while the highest concentration of Cr in Periostacum was at Station 3 (7,320 µg/g)in large size, Cu was at Station 2 (3,747 µg/g) in small size, and for the highest Zn was at Station 2 (98,777 µg/g)in small size. The concentration of Cr, Cu and Zn was higher in the umbo than periostacum. Based on this study, the MPI value of Pantai Cermin was 10,36 which was quite comparable to other studies.  Keywords: Pollution, Heavy Metal,Meretrix meretrix, Pantai Cermin
EFFECT OF BIOFERTILIZER OF FORMULATION DOSE ON CHEMICAL PARAMETERS OF WATER QUALITY IN PEAT SOIL MEDIAS Achmad Purnomo; Syafriadiman Syafriadiman; Saberina Hasibuan
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 6 (2019): Edisi 2 Juli s/d Desember 2019
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ABSTRACT This research was conducted from February to April 2018 at the Peat soil of Kualu Nenas Village, Kampar District, Riau Province. This study aims to determine the effect of formulation biofertilizer doses on changes in chemical parameters of water quality in peat soil ponds. The method used is the experimental method using a completely randomized design, one factor with fivetreatment levels and four replications. The treatments used were the formulated biofertilizer with a dose of P1 (70 g / m2), P2 (112.5 g / m2), P3 (150 g / m2), P4 (187.5 g / m2), and P0 (without formulationbiofertilizer). The results showed that the different of formulation of biofertilizer dose were significantly affected to chemical parameters of peat soil and water than dose of P4 (187.5 g / m2) was the best in this research. It was able to increase dose chemical parameters ie pH 4.70 - 6.60, organic content of soil 49.78 - 92.18%, N2O3 0.25 - 1.90%, P2O50.03 - 1.98%, K2O 0.07 - 2.43%, and C/N ratio 13.56 - 59.67 and, also the water chemical parameters was able to increase ie pH 5-7, DO 2.9 - 7.3 mg/l, CO2 13.48 - 29.96 mg/l, NO3 0.76 - 4.51 mg/l, and Orthophosphate 1.41 - 3.92 mg/l.Keyword: Peat Soil, Formulation Biofertilizer, Chemistry Parameters,
THE EFFECT OF ADDITIONIN DIFFERENT FISH MEAL DOSES ON GROWTH AND SURVIVALRATE OF CACHAMA FISH (Colossoma macropomum) USING BIOFLOCK SYSTEM IN SALIN WATER Fitri Rahmadani; Iskandar Putra; Rusliadi Rusliadi
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 6 (2019): Edisi 1 Januari s/d Juni 2019
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  ABSTRAK            The aim of the research was to determine the effect of different fish meal doses on the growth and survival rate of cachama fish (Colossoma macropomum) using the biofloc system in salin water. This research was conducted for 40 days from February 23 to April 3, 2019, which took place in the Technical Service Unit (UPT) Pool and Hatchery of the Faculty of Fisheries and Marine University of Riau. This research was using the experimental method by completely random design (RAL) one factor with three replications. The treatments were 2% feed dosage from fish biomass weight, 3% feed dose from fish biomass weight, 4% feed dose from fish biomass weight, and 5% feed dose from fish biomass weight. To minimize the error of each treatment level, repeated 3 times. The material used for biofloc technology is multi-cell probiotics, molasses and sea water which are diluted to 6 ppt. The results showed that the different feed doses to the maintenance of cachama fishwith biofloc systems in salin water affected the growth and survival of  cachama fish. In addition, it also affects the daily growth rate, feeds efficiency and feeds conversion ratio. The optimal doses is found in treatment P4 (5% feed doses) resulting in an absolute growth of 8.64 g, growth of an average length of 8.51 cm, the specific growth rate of 4.9%, the survival rate was 100%, feed efficiency was 112.4 % and feed conversion ratio was 0.9. Keywords: Biofloc, cachama fish, feeds, 6 salinity
SENSITIVITAS BAKTERI SALMONELLA SP. DAN ESCHERICHIA COLI YANG DIISOLASI DARI IKAN JELAWAT SEGAR (Leptobarbus hoeveni) TERHADAP LARUTAN ASAP CAIR Marta Ariadi; Sukirno Mus; Tjipto Leksono
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 6 (2019): Edisi 2 Juli s/d Desember 2019
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ABSTRAKIkan jelawat (Leptobarbus hoevenii) merupakan ikan asli Indonesia yang terdapat di sungai-sungai pulau Sumatera dan Kalimantan dan Provinsi Riau merupakan salah satu daerah sentra produksi ikan jelawat tersebut. Penelitian ini bertujuan untuk mengidentifikasi jenis bakteri yang terdapat pada ikan jelawat segar dan mengetahui sensitivitas bakteri tersebut terhadap larutan asap cair serta menentukan nilai Konsentrasi Hambat Minimum (KHM) terhadap bakteri uji.Analisis uji yang dilakukan meliputi ujiTPC, identifikasi bakteri, dan pengujian daya hambat asap cair.Pengujian aktivitas antibakteri dilakukan menggunakan metode difusi sumuran dengan penambahan asap cairdan aquades pada konsentrasi 1,5%, 3%, 7%, 13%, dan 25%. Hasil identifikasi jenis bakteri pada ikan jelawat menunjukkan positif bahwa ikan jelawat mengandung bakteri Salmonella sp, Escherichia coli.Hasil pengujian asap cair sebagai senyawa antibakteri terhadap bakteri Salmonella sp danEscherichia coliditandai terbentuknya zona bening yang menunjukkan adanya penghambatan pada bakteri tersebut. Konsentrasi Hambat Minimum larutan asap cair terdeteksi pada konsentrasi 3% untuk bakteri Escherichia coli dan 7% untuk bakteri Salmonella sp.Kata Kunci: Asap cair, Escherichia coli, ikan jelawat, Salmonella sp.

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