ABSTRACT This research was conducted on March 30th - May 19th, 2019 in the Laboratory of Aquaculture Technology, Faculty of Fisheries and Marine, University of Riau. The aim of this study is to determine the effect of combination of worm and feed on the growth of giant prawns. The container of this research used a 60x40x40 cm3 with 15 aquariums with a stocking density of 15 prawns/aquarium. …
ABSTRACT This aims of the research was to find out the optimal dose of viterna supplement to increase the growth and survival of Vannamei shrimp (Litopaneaus vannamei) with recirculation systems. This research was carried out for 40 days in May - June 2019 held at Laboratory of Aquaculture Technology, Faculty of Fisheries and Marine, University of Riau. The design of this research is an exper…
ABSTRACT This research was conducted on April 2019 in The Ampang Pulai Village, Koto XI Tarusan Sub-District, Pesisir Selatan Regency, West Sumatera Province. This study aims to analyze the investment in fishing boat fishing gear, analyze the income and profits of fishing boat fishing gear capture business, and analyze the feasibility of Bagan fishing gear business. The method used in this…
ABSTRACT Microalgae has an important role in the world of fisheries, because the availability of microalgae is needed as a natural feed in the hatchery business of fish and shrimp. One type of microalgae that is potential to be developed as a natural feed is Dunaliella salina. Factors that influence affect the density and carotenoids of D. salina is the intensity of light because it has an …
Abstract Dunaliella salina is a group of green algae that produces pigment (chlorophyll and carotenoids) and used as live feed in hatchery especially for marine commodities. Nitrogen and phosphorus are needed by D. salina can be obtained from P. radiatus extract. The purpose of this research is to know the effect and optimal dose of P. radiatus extract at media culture toward density and caro…
ABSTRACT This research was conducted in May 2019 until July 2019 which took place at the Laboratory of Marine Microbiology and the Laboratory of Fish Parasites and Diseases at the Faculty of Fisheries and Maritime Affairs, Riau University. The purpose of this study was to determine the effect of the addition of superior heterotrophic bacterial isolates that were sprayed on feed could affect t…
ABSTRACT Disease that often develops in aquaculture is one of them is red spot disease. This disease is often called Motile Aeromonas Septicemia (MAS) caused by Aeromonas hydrophila. Alternative ingredients that can be used as prevention or treatment of fish diseases are kaffir lime plant (Citrus hystrix) which is antibacterial and antimicrobial. This research was conducted in February …
ABSTRACT Dunaliella salina is a microalga containing carotenoids. Carorenoids have a role in the absorption of light for photosynthesis, carotenoids also function in coloring for aquaculture animals. Carotenoids is influenced by a variety of environmental factors, such as salinity. This study aims to get the best salinity in increasing the density and carotenoid content of D. salina .The r…
ABSTRACT This research was conducted on April 07th-May 17st, 2019 in the Laboratory of Aquaculture Technology, Faculty of Fisheries and Marine, University of Riau. The aim of this study is to determine the effect of the best dose of probiotic addition of feed on the growth of baung. The container of this research used a 60x40x40 cm 3 aquarium with 20 aquariums with a stocking density of 15 p…
Abstract This research was conducted in March 2019 at the Fish Hatchery and Breeding Laboratory, Fisheries and Marine Science Faculty Riau University. Pekanbaru. The purpose of this study was to determine the best photoperiod in increasing the growth rate and biomass production of Chlorella sp. with a photobioreactor system with LED lights (Light Emitting Diode). The method used in this resear…
ABSTRACT This research was conducted on September 17 to October 22, 2018 at the Laboratory of Aquaculture Technology, Department of Aquaculture, Faculty of Fisheries and Marine, University of Riau. The chemical analysis of pellets was carried out at the Agricultural Product Technology Laboratory, Faculty of Agriculture, University of Riau. The aim of the study was to determine the effect of ad…
ABSTRACT The 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 latent time, number of eggs stripping, increase in egg diameter, increase egg maturity, ovisomatic index value of redfin shark (Epalzeorhynchos frenatum) fish. The treatme…
ABSTRACT The research was conducted from September to October 2018 in Ornamental Fish Cultivation Research Center, 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: …
ABSTRAK This study was conducted in September-November 2018. This study aimed to determine the digestibility of feed using fermented chicken feather flour Bacillus sp. In the Digestive System of Snubnose dart (Trachinotusblochii, Lacepede). This research method uses an experimental method with Completely Randomized Design (CRD) using one factor from 6 treatment levels and 3 replications. Tre…
Abstract This 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 ca…
ABSTRACT Pineapple peel (Ananas comosus) was an organic waste that can be used as an antimicrobial / antibacterial because it contains secondary metabolites, such as flavonoids, tannins, and saponins. Edwardsiella tarda was pathogen that can cause diseases in cultured fish. The research aimed to determine the sensitivity of pineapple peel extract (A. comosus) in inhibit the growth of E. tard…
The research was conducted in February until March 2019 at Aquaculture Technology Laboratory of Fisheries and Marine, University Riau. The purpose of this study was to determine the effect of feeding on the growth and survival rate of Hemibagrus nemurus on maintenance with biofloc system. The method used is an experimental method with a completely randomized complete design (CRD) with four lev…
This research was conducted on April-May 2018 in the Kualu Nenas Village, Tambang District, Kampar regency, Riau Province. Objective of study was to determine the effect of different biomass A. microphylla on increasing chemical parameters of water on peat soil. The method used in this study is an experimental method using a Complete Random Design (CRD) with 1 factor, 4 treatments and 5 replica…
This research was conducted from February to April, 2018 in the Peatland of Kualu Nenas Village, Kampar District, Riau Province. Objective of this study was determine the effect of biomass of Azolla microphylla on the chemical water parameters of peat soil ponds. Method of this researchwas used on experimental, used Complete Randoimned Desaign (CRD) for one factor 4 treatements P0 (without biom…
The study was conducted on March in the Laboratory of Fish Hatchery and Breeding at the Faculty of Fisheries and Marine Sciences and Photomicrograph Laboratoryat The Faculty of Mathematics and Natural Sciences, University of Riau. The aim of this study was to evaluate the effect of different glycerol concentrations to milk extender on sperm motility, viability, fertility and hatching rate of sh…