scholarly journals PRODUKTIVITAS PASCALARVA IKAN SEMAH Tor douronensis (Valenciennes, 1842) PADA LINGKUNGAN EX SITU DENGAN PADAT TEBAR BERBEDA

2017 ◽  
Vol 12 (1) ◽  
pp. 41
Author(s):  
Jojo Subagja ◽  
Deni Radona

Ikan semah Tor douronensis (Valenciennes, 1842) merupakan ikan asli perairan Indonesia yang memiliki potensi untuk dibudidayakan sebagai ikan konsumsi maupun ikan hias. Tujuan penelitian ini adalah mengevaluasi produktivitas (pertumbuhan, sintasan, dan biomassa) pascalarva ikan semah berdasarkan padat tebar berbeda (10, 15, dan 20 ekor/L) sebagai kegiatan awal domestikasi. Penelitian dilakukan di Instalasi Penelitian Plasma Nutfah Perikanan Air Tawar Cijeruk, Bogor dan dilaksanakan secara eksperimental menggunakan rancangan acak lengkap dengan tiga perlakuan dan tiga kali ulangan. Pascalarva yang digunakan berukuran panjang 1,02 ± 0,06 cm dan bobot 0,69 ± 0,08 mg; merupakan hasil pemijahan secara induksi hormon dari induk hasil tangkapan alam yang diadaptasi selama dua tahun di kolam percobaan. Pemeliharaan dilakukan dalam akuarium berukuran 40 cm x 30 cm x 30 cm dengan volume air 15 L. Selama 40 hari pemeliharaan pascalarva diberi pakan alami berupa Artemia secara at-satiation dengan frekuensi tiga kali sehari (pagi, siang, dan sore). Hasil penelitian menunjukkan bahwa performa pertumbuhan bobot, laju pertumbuhan harian, dan sintasan tertinggi (P<0,05) didapatkan pada perlakuan padat tebar 10 ekor/L dengan nilai berturut-turut 34,31 ± 5,29 mg; 9,80 ± 0,37 %/hari; dan 95,55 ± 1,68%. Hasil penelitian ini merupakan informasi awal produktivitas ikan semah dalam proses domestikasi dan budidaya yang berkelanjutan.Mahseer Tor douronensis is a native freshwater fish species of Indonesia that has the potential to be cultured for human consumption as well as for ornamental fish. This study aimed to determine the productivity (growth, survival rate and biomass) of mahseer post-larvae based on different stocking densities (10, 15, and 20 individual/L) for domestication. This study was conducted in Germplasm Research Station, Bogor and employing completely randomized design (CRD) with three treatments and three replications for each treatment. The post-larvae used in the experiment were sized 1.02 ± 0.06 cm in length and 0.69 ± 0.08 mg in weight produced from induced breeding spawning, of the broodstock natural catches was adapted for two years in pond concrete. The post-larvae were reared in aquaria (dimension 40 cm x 30 cm x 30 cm) with a volume of 15 liters water. During rearing period (40 days), post-larvae were fed with Artemia nauplii at-satiation with frequency of three times per day. The results showed significantly higher absolute weight, specific growth rate of weight, and the highest survival rate (P<0.05) on the treatment of stocking density 10 individual/L with value of 34.31 ± 5.29 mg, 9.80 ± 0.37 %, and 95.55 ± 1.68% respectively. This result is preliminary information on productivity of mahseer for domestication, and sustainable aquaculture.

2017 ◽  
Vol 17 (1) ◽  
pp. 21
Author(s):  
Irin Iriana Kusmini ◽  
Fera Permata Putri ◽  
Deni Radona

Tinfoil barb Barbonymus balleroides (Valenciennes, 1842) is one of the local freshwater fish that have the potential to be cultured as fish consumption as well as ornamental fish. This study aimed to determine of the growth and survival rate of red tailed tinfoil post-larvae based stocking density (3 individual L-1, 4 individua lL-1 and 5 individual L-1). This study was conducted in plasma nutfah research station, Bogor and experimentally used completely randomized design (CRD) with three treatments and three replications for each treatment. The post-larvae used in the experiment were sized 0.37 cm from induced breeding spawning. The post-larvae were reared in the aquarium (dimension= 60x30x30 cm) with a volume of 34 liters water. During reared (90 days) post-larvae were given commercial feed (protein content =40%) at-satiation with frequency of three times per day. The result showed the value of length, weight and the highest specific growth rate (P<0.05) in the treatment of stocking density 5 individual^1 with value of 1.8 cm, 0.24 g and 2.72%, while the highest survival rate of 3 individual-1 with a value of 86.76%.AbstrakIkan lalawak Barbonymus balleroides (Valenciennes, 1842) merupakan ikan lokal air tawar yang memiliki potensi untuk dibudidayakan sebagai ikan konsumsi maupun sebagai ikan hias. Tujuan penelitian ini untuk mengevaluasi pertumbuhan dan sintasan pascalarva ikan lalawak berdasarkan padat tebar (3 ekor L-1, 4 ekor L-1 dan 5 ekor L"1). Penelitian dilakukan di Instalasi Penelitian Plasma Nutfah Perikanan Air Tawar Cijeruk, Bogor dan dilaksanakan secara eksperimental menggunakan rancangan acak lengkap dengan tiga perlakuan dan tiga kali ulangan. Pascalarva yang digunakan berukuran 0,37 cm dan merupakan hasil pemijahan secara induksi hormon. Pemeliharaan dilakukan dalam akuarium berukuran 60x30x30 cm3 dengan volume air 34 L. Selama 90 hari pemeliharaan pascalarva diberi pakan komersial berbentuk remah yang mengandung protein 40 % secara at-satiasi dengan frekuensi tiga kali per hari (pagi, siang, dan sore). Hasil penelitian menunjukkan nilai panjang, bobot, dan laju pertumbuhan spesifik tertinggi (P<0,05) pada perlakuan padat tebar 5 ekor L-1 dengan nilai 1,8 cm, 0,24 g dan 2,72% sedangkan sintasan tertinggi pada perlakuan 3 ekor L-1 dengan nilai 86,76%. 


2021 ◽  
Vol 9 (1) ◽  
pp. 23
Author(s):  
Geri Gunawan ◽  
Adelina Adelina ◽  
Indra Suharman

Asian redtail catfish (Hemibagrus nemurus) are fish that have high economic value. The Aimed of this study was to know of the effect the use of fermented Pistia stratiotes flour and to know the percentage of best P. stratiotes flour fermentation on the growth of Asian redtail catfish fingerling. The method in this study is a completely randomized design (CRD) with five treatments and three replications, the treatments are P0 (100% soybean flour, 0% fermented P. stratiotes flour), P1 (TK 95%, TKAT 5%), P2 (P2 TK 90%, TKAT 10%), P3 (TK 85%, TKAT 15%), and P4 (TK 80%, TKAT 20%). The fish used were 5.00 ± 1.00 cm long and weighed 1.50 ± 0.50 g, with a stocking density of 20 fish/m3. Fish are kept for 56% with a frequency of feeding three times a day. The results showed that the substitution of fermented P. stratiotes flour was able to effect the growth of Asian redtail catfish. The dosage of fermented P. stratiotes flour as much as 15% gives the best results on the growth of Asian redtail catfish, namely the specific growth rate (SGR), feed efficiency, and survival rate of 3.93%, 46.47% and 96.7%.


2019 ◽  
Vol 5 (2) ◽  
Author(s):  
Muhammad Atilah Setiawan ◽  
Muarif Muarif ◽  
Fia Sri Mumpuni

The aim of this study was to determine the growth and survival rate of Ctenopoma fish seeds. This study used a completely randomized design with 3 treatments and 3 replications. The treatment in this study was a different feeding rate using natural feed of Tubifex sp  namely A (8%), B (10%), and C (12%) ). The test fish used was Ctenopoma fish seeds with an initial length of 2.40 ± 0.10 cm and an initial weight of 0.32 ± 0.05 g. Fish seeds are cultivated  for 28 days with feeding frequency twice a day. The results of research showed that the use of different feeding rate had an significantly different (P<0.05) on the specific growth  rate and absolute length growth with the best results in the treatment C. The survival rate was not significantly different between treatments (P>0.05). Key Words: Ctenopoma, feeding rate, growth, survival rate 


2016 ◽  
Vol 16 (1) ◽  
Author(s):  
Muhammad Masyarul Rusdani, Sadikin Amir Saptono Waspodo dan Zaenal Abidin

ABSTRAKPenelitian ini bertujuan untuk menguji kinerja bakteri probiotik Bacillus spp. dan prebiotik molase dengan dosis berbeda terhadap tingkat kelangsungan hidup dan kinerja pertumbuhan ikan nila (Oreochromis niloticus). Penelitian ini menggunakan motede eksperimen dengan rancangan acak lengkap (RAL) dan melibatkan 5 perlakuan, yaitu kontrol (K), Bacillus spp. 10 ml/kg pakan (A); Bacillus spp. 10 ml/Kg pakan + molase 10 v/v (B); Bacillus spp. 20 ml/Kg pakan (C); dan Bacillus spp. 20 ml/Kg pakan + molase 10 v/v(D). Hasil yang diperoleh menunjukkan variasi untuk total bakteri, yaitu dari 2,24x108 hingga 3,78x108 CFU/ml. Demikian juga dengan total Bacillus spp. dari 1,07x106 hingga 2,02x107 CFU/ml. Adapun untuk pengamatan tingkat kelangsungan hidup dan laju pertumbuhan tidak menunjukkan hasil yang signifikan. Meski demikian, perlakuan D memiliki hasil yang relatif lebih baik dengan nilai SR dan LPH berturut-turut 96,67% dan 1,01 %/hari. Kata kunci : probiotik Bacillus spp., prebiotik molase,  total bakteri dan Bacillus spp., tingkat kelangsungan hidup, laju pertumbuhan harian  ABSTRACTThis study was aimed to determine the good combination of probiotic bacillus spp. and prebiotic molasses with different doses to survival rate and growth performance of tilapia (Oreochromis niloticus). this study has used experimental design with completely randomized design (CRD) and five treatment, i.e. Control (K), without probiotic and prebiotic; Bacillus spp. 10 ml/kg feed (A); Bacillus spp. 10 ml/Kg feed + molasses 10 v/v (B); Bacillus spp. 20 ml/Kg feed (C); dan Bacillus spp. 20 ml/Kg feed + molasses 10 v/v (D). The results showed variation for total bacteria and total Bacillus spp. The average of total bacteria obtained in this study ranged from 2,24x108 to 3.78x108 CFU/ml. Likewise, the total Bacillus spp. were obtained from 1.07x106 to 2.02x107 CFU/ml. While for survival rate (SR) and the growth rate (DGR) did not showed significant results. However, treatment D has a relatively better then treatment else with SR and DGR respectively 96.67% and 1.01%.day-1. Keywords : probiotic Bacillus spp., prebiotic molasses, total bacteria and Bacillus spp., survival rate, specific growth rate.


2003 ◽  
Vol 5 (2) ◽  
pp. 11
Author(s):  
Rustidja Rustidja

The aim of study was to know the effect of sludge in the ration on the gonadal growth of Oreochromis sp. broodstock. Experimental design used in this experiment was completely Randomized Design. The broodstocks were fed with the ration containing 0-40% of sludge, or with a commercial fish feed as a control.The results were not significantly differences between the treatment in all parameters. The sludge in ration ranging from 0 to 40% resulted the level of gonadal maturation of 4, 6, 7, dan 9. The value of Gonadal Maturation Index on 0,96 to 3,98 % and the control group on 1,75 %. The specific growth rate of broodstock fed with the ration ranged from 1,1 to 1,62 Bw/day and that of the development of gonadal control group was 1,97. The survival rate were variated between 14,29 to 100% and that of the development of gonadal control group is 71,43%. The ration containing 40% sludge is the most suitable feed for maturation in Oreochromis.


2018 ◽  
Vol 47 ◽  
pp. 02007
Author(s):  
Lies Setijaningsih ◽  
Dewi Puspaningsih ◽  
Imam Taufik

Fulfill needs of Siamese gourami still rely on the catch from nature, so the population in nature has become decreased. The increase of Siamese gourami fish production from culture is still constrained by the survival rate and slow growth rate in the seed phase. The purpose of this research was to determine the effect of Siamese gourami stocking density on the application of optimum temperature and salinity to growth performance for optimization of production capacity. Application of optimum temperature and salinity refers to the results of previous research, i.e., temperature of 28 °C and salinity 3 ‰. Siamese gourami seed with length of 2.96 ± 0.42 cm and weight of 5.27 ± 0.10 g used in the research. The experimental design used completely randomized design with four treatments, i.e. 1 fish L-1, 2 fish L-1, 3 fish L-1 and 4 fish L-1. The results showed that there were an effect of different stocking density on absolute growth weight and length, survival rate, specific growth rate and productivity. This is shown in the C treatment which growth was 4.95 ± 0.037 g, length 3.51 ± 0.01 cm, survival rate 93.47%, specific growth rate 1.22% and fish productivity of 625.76 g.


Author(s):  
Ayi Yustiati ◽  
Shalsabilla Nariswari ◽  
Iis Rostini ◽  
Ibnu Bangkit Bioshina Suryadi

The aim of this research is determine of the optimal stocking density for survival rate and growth of tilapia in round container with water current combined with venturi aeration system. Place of research in the Aquaculture Laboratory, Building 4 Faculty of Fisheries and Marine Sciences, Universitas Padjadjaran. The research method used is experimentally with using the Completely Randomized Design (CRD) method which consists of three treatments, there are 15 fish, 22 fish, 30 fish, with five replications. Using water of 15 L per container. The fish used are 3-5 cm tilapia fingerlings. Fish were maintained for 40 days. The feed given is 5% from biomass which is adjusted every 10 days. The parameters observed were survival rate (SR) and observed everyday, daily grow rate (DGR), feed conversion ratio (FCR) and feed efficiency were observed every 10 days. The result was significantly different from the analysis of variance (ANOVA) with the F test at 95% confidence intervals and then using Duncan test to compare the rates between treatments. The results showed that the best treatment was stocking density of 15 fish / 15 L in round container with current combined with venturi aeration system with survival rate of 78.67 ±10.95%, daily grow rate of 3.68 ± 0.12%, feed conversion ratio of 1.19 ± 0.13 and feed efficiency of 85.01 ± 8.97%.


2015 ◽  
Vol 13 (1) ◽  
pp. 46
Author(s):  
Sufal Diansyah ◽  
Tatag Budiardi ◽  
Agus Oman Sudrajat

<p class="NoParagraphStyle" align="center"><strong>ABSTRACT</strong></p><p class="NoParagraphStyle" align="center"><strong> </strong></p><p>This study was carried out to evaluate growth performancce of eel (<em>Anguilla bicolor bicolor</em>) at the density of 2 g/L, 3 g/L, and 4 g/L in the recirculation system. The experimental design used was completely randomized design with three replications. The eel used for this study was <em>Anguilla bicolor bicolor </em>at stadia elver with average body weight of 3 g/fish. Fish were reared for 60 days. Analysis of the blood profile and blood glucose level were done every ten days, while cortisol measurement was performed three times on the day-0, 30, and 60. Results showed that stocking density affected biomass growth. The best stocking density was 4 g/L with the growth of 10.62 g biomass/day, the specific growth of 1.47%, 1.16 feed conversion, and survival of 96.24%. All treatments did not give significant effect on the blood glucose and cortisol level.</p><p> </p><p>Keywords: elver, stocking density, growth, stress response, recirculation system</p><br /><p class="NoParagraphStyle"> </p><p class="NoParagraphStyle"> </p><p class="NoParagraphStyle" align="center"><strong>ABSTRAK</strong></p><p class="NoParagraphStyle" align="center"> </p><p>Penelitian ini dilakukan untuk mengevaluasi kinerja pertumbuhan ikan sidat (<em>Anguilla bicolor bicolor</em>) dengan padat tebar 2 g/L, 3 g/L, dan 4 g/L dalam sistem resirkulasi. Rancangan percobaan yang digunakan adalah rancangan acak lengkap dengan tiga ulangan. Ikan sidat yang digunakan adalah spesies <em>Anguilla bicolor bicolor </em>stadia elver dengan bobot rata-rata 3±1 g/ekor. Pemeliharaan dilakukan selama 60 hari. Analisis gambaran darah dan glukosa darah dilakukan setiap sepuluh hari sekali, sedangkan pengukuran kortisol dilakukan sebanyak tiga kali yaitu pada hari ke-0, 30, dan 60. Hasil penelitian menunjukkan bahwa perlakuan padat tebar berpengaruh nyata terhadap laju pertumbuhan biomassa. Padat tebar terbaik adalah 4 g/L dengan laju pertumbuhan biomassa 10,62 g/hari, laju pertumbuhan spesifik 1,47%, konversi pakan 1,16, dan sintasan 96,24%. Semua perlakuan padat tebar tidak memberikan pengaruh yang nyata terhadap kadar glukosa darah dan kortisol.</p><p> </p><p>Kata kunci : elver, padat tebar, pertumbuhan, respons stres, sistem resirkulasi</p>


Author(s):  
Abdul Rakhfid ◽  
Nur Baya ◽  
Muh Bakri ◽  
Fendi Fendi

Vaname shrimp is one of the fishery products that are expected to produce foreign exchange for the country besides tiger shrimp.  One factor that can affect the growth and the production of vaname shrimp culture is dense stocking. The research was conducted in October-December 2016 at the Balai Benih Ikan Pantai (BBIP) Ghonebalano, aims to determine the effect of different stocking density on the growth and survival of vaname shrimp.  The research was using Completely Randomized Design with three treatment levels of density, i.e. treatment A = 10 individuals per container, treatment B = 15 individuals per container and treatment C = 20 individuals per container and three replications.  The results showed that the highest growth was obtained in treatment A which was 1,563 g/individuals, compared with treatment B (1.189 g/individuals) and C treatment (0.834 g/individuals).  Survival rate in treatment A is 80.00%, B treatment equal to 75,56% and treatment C equal to 70,00%.  Analysis of variance at 95% confidence level (α0.05) showed that the different density had a significant effect on growth, but had no significant effect on survival rate of the vaname shrimp larvae.


2021 ◽  
Vol 1 (2) ◽  
pp. 13-27
Author(s):  
Elmi Patma Insani ◽  
Salnida yuniarti Lumbessy ◽  
Dewi Putri Lestari

The purpose of this study was to analyze the effect of the addition of pumpkin flour (C. moschata D.) and papaya flour (C.  papaya) to feed to increase the brightness of the  gold fish (C. auratus) color. The method used is an experimental method with a completely randomized design, consisting of four treatments and three replications of P0 0% (Control), P1 10% , P2 20%, P3 30%. Research parameters include carotenoid analysis, hunter’s color test, absolute weight growth, absolute specific growth, absolute length growth , FCR, EPP, survival rate and water quality. The results showed that the addition of a mixture of pumpkin flour and papaya flour in the goldfish can affect the value of feed conversion, feed afficiency, survival rate, carotenoid content and the brightness of the goldfish color on the value of a* (redness), b* (yellowness) and Huebut it does not affect the value of L* (lightness) and the growth of the goldfish


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