Liquid organic fertilizer (LOF) derived from catfish waste contains NPK which is a macro element needed by Chlorella sp. as a support for growth. Chlorella sp. is one of the phytoplankton that can be used as natural food for fish, one of which is tilapia. The aim of this research was to determine the effect of giving LOF from catfish waste (Pangasianodon hypophthalmus) on the cell density of Ch…
The success of fish farming activities was determined by the availability of seeds in sufficient quantity and quality. The problems that were often encountered in the maintenance of Asian redtail catfish larvae included relatively slow growth, cannibalism, low survival rates, and poor water quality. This study aimed to determine the effect of immersion using Mina Pro probiotic solution at di…
This LOF comes from pineapple skin waste obtained in Rimbo Panjang Village. The LOF from pineapple waste contains nutrients in the form of NPK which are useful for the growth of L. minor. This research aims to determine the effect of providing liquid organic fertilizer (LOF) waste of from pineapple skin (ananas comosus) on the density Lemna minor in gurami fish (osphronemus gouramy) rearing med…
Thisresearch aimsto determine the effect of larval soaking and the best immersion dose using Raja Siam probiotic solution at different doses on the growth and survival of asian redtail catfish (Hemibagrus nemurus). This research was conducted from 03 june to12 July 2024attheFish Hatchery and BreedingLaboratory,Faculty of Fisheries and Marine, Riau University. The container used was an aquarium …
The problem that often occurs in striped catfish farming activities right now is in the maintenance media, namely water quality, the quality of water used for fish maintenance must meet the requirements of one of the water chemistry parameters. Water chemistry parameters are an important factor in aquaculture activities because they can support fish growth. Alternatives that can be done to main…
Averrhoa bilimbi is an herbal plant that contains saponins, flavonoids, alkaloids and tannins as antibacterials that can inhibit bacterial growth.This research was conducted from March to September 2024 at the Laboratory of Fish Parasites and Diseases, Faculty of Fisheries and Marine, Riau University. The objective of this research was to analyze the liver and intestine structure of Pangasianod…
Red tilapia (Oreochromis sp.) is one of the fishery commodities that has high economicpotential. This researchwas conducted from Juneto November2023 at the Laboratory of Parasites and Fish Diseases, Faculty of Fisheries and Marine Sciences, University of Riau, Pekanbaru. This study aims to determine the effect of providing feed containing probiotics on the hematology of red tilapia (Oreochromis…
This research was conducted in April-June 2024 at the Fish Nutrition Laboratory Faculty of Fisheries and Marine Sciences, Riau University. The purpose of this study is to determine the optimal amount of indigofera leaf meal that is fermented using EM4 (Effective Microorganism-4) as a substitute for fishmeal in feed, to increase feed efficiency and the growth of Common carp fingerlings. This res…
The water discharge in the recirculation system is thought to be the cause of high dissolved oxygen in the waters. This research aims to determine the effect of water discharge in the recirculation system on the survival and growth of giant prawns. The research method used was a Completely Randomized Design (CRD) with 4 treatments and 3 replications. The prawns were kept in containers with wate…
This research aims to determine the effect of different stocking densities on the growth and survival of Giant prawns (Macrobrachium rosenbergii) which are reared using a biofilter recirculation system. This research was conducted from June to July 2024 at the Cultivation Technology Laboratory, Faculty of Fisheries and Marine Affairs, University of Riau. This research used a one-factor Complete…
This study was conducted for 50 days in April-May 2024. The rearing of giant prawns was carried out in the Laboratory of Aquaculture Technology, Department of Aquaculture, Faculty of Fisheries and Marine, Riau University. The purpose of this study was to determine the effect of different amounts of bioring on water quality and growth rate of giant prawns (Macrobrachium rosenbergii) in the recir…
Chitosan from vannamei shrimp shells has the potential to be a attractant for tilapia (Oreochromis niloticus). Apart from that, chitosan can also improve the growth performance and digestibility of several fish species. This research aims to determine the effect of adding chitosan to feed on the growth rate and digestibility of tilapia. The research method used was a Completely Randomized Desig…
The aim of this research is to determine the optimal dose of papain added to commercial feed to enhance the growth of Nilem fish fry (Osteochilus hasselti). The study utilized 15 aquariums, each measuring 60 x 40 x 40 cm, with a stocking density of 20 fish /m³. This research employed an experimental method using a completely randomized design (CRD) with a single factor, five treatments, and th…
Clinostomum sp. is a digenea Trematode can cause Clinostomiasis in fish (yellow grubs), with protrusions of yellowish metacercariae found in the fish body, gills, and visceral organs. This research was conducted in March to August 2024 at the Laboratory of Fish Parasites and Diseases, Faculty of Fisheries and Marine, Riau University.The aim of the study was to analyze the structure of liver and…
This study aims to determine the effect of water flea enrichment using viterna with different doses on the growth and survival of larvae cork fish (Channa striata) and determine the best dose of viterna in feed enrichment. The research was conducted from March 17 to April 25, 2024 at the Fish Hatchery and Breeding Laboratory, Faculty of Fisheries and Marine Sciences, Riau University. The method…
Water Spinach Leaves (Ipomoea aquatica Forsk) is one of the alternative ingredients that can substitute soy flour in in feed which has a high protein content of 23.99%. This study aims to obtain the best percentage of the use of fermented water spinach leaf meal in feed to produce feed efficiency and growth of catfish seeds (Pangasianodon hypophthalmus). The method used in this study was a one …
This research was carried out in November 2023 - January 2024 for 56 days at the Hatchery and Aquaculture Technology Laboratory, Faculty of Fisheries and Marine Science, University of Riau. The aim of this research was to determine the effect of sweetened condensed milk on floc volume, growth and survival of african catfish (Clarias gariepinus) in a biofloc system. The method used was an experi…
This research was conducted on Januari-Agustus 2023, at Fish Nutrition Laboratory of Fishery and Marine Faculty of Riau University. The aim of the research is to determine the effect of using Indigofera leaf meal (Indigofera zollingeriana) fermented with Rhizopus sp. on the digestive enzyme activity and intestinal histology of Hemibagrus nemurus. This study employed a Completely Randomized Desi…
Pangasianodon hypophthalmus is a freshwater fish that is in great demand by the public, has high economic value and fast growth. This research was carried out from June to December 2023 at the Fish Parasite and Disease Laboratory, Faculty of Fisheries and Marine, Riau University. The purpose of this research analyze was to determine the structure of the intestine and liver tissue of Pangasianod…
This study was conducted on April-Mei 2023 at Fish Hatchery and Breeding Laboratory, Faculty of Fisheries and Marine, University of Riau, Pekanbaru. The purpose of this study was determine the effect of interaction photoperiod and temperature on growth and survival of snakehead fish (Channa striata) larvae. This study used a Completely Randomized Design (CRD) with 2 factors. The first factors w…