Asian redtail catfish (Hemibagrus nemurus) is widely found in Riau waters and has high aquaculture potential. Larvae are usually fed tubifex worms, but their limited availability requires alternatives. Commercial feed PF-0 can be used in paste form, though it is less digestible for larvae. Fermentation and ginger powder supplementation may improve feed utilization. This study aimed to determine…
Pasta feed is one of the alternative replacement feed naturally occurring in the cultivation of Asian redtail catfish (H. nemurus) larvae. However, pasta feed is not yet able to completely replace the silk worm, and enrichment feed pasta with oils from mesenteric waste catfish, expected to improve the performance of pasta feed. The aim of this research was to determine the effect of enriching f…
Catfish is one type of freshwater fish that is cultivated and is a food ingredient for Indonesian people, therefore it is necessary to carry out cultivation engineering that can increase fish growth to meet the needs of the community. This study aims to determine the effect of thyroxine hormone immersion on the growth and survival of local catfish larvae and to determine the optimal dose of thy…
The philippine catfish (Clarias batrachus) is a freshwater species of high economic value, however, its cultivation faces constraints due to adhesive eggs that clump together and hinder hatching. This study aimed to determine the effect of immersing philippine catfish eggs in black tea (Camellia sinensis) solution with different doses and immersion times on egg adhesiveness, fertilization rate,…
This study aims to determine the effect of adding Amaranthus tricolor extract to feed on the growth and survival of vaname shrimp and to obtain the best dose of adding Amaranthus tricolor extract to feed. This study was conducted for 50 days from March to April 2025 which took place at the Hatchery, Faculty of Fisheries and Marine Sciences, University of Riau. The method used in this study was …
Hemibagrus nemurus is a high-value freshwater aquaculture species, yet its growth is relatively slow due to inefficient feeding management. Maggot meal (Hermetia illucens) has great potential as an alternative feed ingredient because of its high protein content and easy availability. This study aimed to determine the effect of different feeding rates of maggot meal-based feed on the growth and …
This study aims to determine the effectiveness and obtain the best dose of probiotics to be added to feed for performance growth and survival of catfish (Hemibagrus nemurus) which are kept using a recirculation system. The research was conducted in October-December 2024 at the Laboratory of Aquaculture Technology,FacultyofFisheriesandMarineSciences,RiauUniversity,Pekanbaru. The method used was …
This research was conducted for 56 days from April to June 2025 at the Laboratory of Aquaculture Technology, Faculty of Fisheries and Marine Sciences, Riau University. The purpose of this study was to determine the effect of adding papain enzyme with different doses in feed on the growth and survival of snakehead fish (Channa striata) with a recirculation system, as well as to identify the best…
Red dragon fruit peel is a natural material with antibacterial potential against fish diseases. This study was conducted from July 2024 to June 2025 at the Laboratory of Fish Parasites and Diseases, Faculty of Fisheries and Marine Sciences, Universitas Riau. The aim was to determine the histopathology of gills and kidneys in striped catfish (Pangasionodon hypophthalmus) immersed in red dragon f…
This study aims to determine the effect of stocking density on the growth and survival of Tambaqui (C. macropomum) seeds in a recirculation system using a zeolite filter and to determine the optimal stocking density. The research was conducted from November 22, 2024 to January 16, 2025 at the Cultivation Technology Laboratory, Faculty of Fisheries and Marine Sciences, Riau University. The metho…
This study aims to determine the effectiveness of using filters with different types of aquatic plants on the growth and survival of tilapia (Oreochromis niloticus) in a recirculation system. The study was conducted for 56 days from March to May 2025 at the Hatchery of the Aquaculture Technology Laboratory, Faculty of Fisheries and Marine Sciences, University of Riau. The research method used a…
Leptobarbus hoevenii is a high-value freshwater fish, but its aquaculture developmentislimited by slowlarval growth and lowsurvival rates. One promising approach to overcome these challenges is the application of thyroxine and recombinant growth hormone (rGH). This study aimed to evaluate the effect and optimal dosage of the immersion combination of thyroxine and rGH on the growth and survival …
TheAsian redtail catfish (Hemibagrus nemurus) is a native Indonesian fish species. Demand for Asian redtail catfish is also increasing with the increasing demand for Asian redtail catfish. The price of Asian redtail catfish is also included in the expensive freshwater fish group with a price range of IDR 50,000-70,000/kg. This study aims to determine the effect of adding vitamin C and the age o…
This studywas conductedfrom November2024 to March 2025in theFish Nutrition Laboratory, Faculty of Fisheries and Marine Sciences, Universitas Riau. The objective of this research was to describe changes in digestive enzyme activity (protease, amylase, and lipase) and intestinal histology of Asian Redtail Catfish (Hemibagrus nemurus) fed diets containing fermented catfish offal flour using EM-4. …
This study aimed to evaluate the effect of adding weaver ant eggs (Oecophylla smaragdina) to commercial feed on the growth and survival of striped catfish (Hemibagrus nemurus) in a recirculating aquaculture system. The experiment was conducted from February to March 2025 at the Aquaculture Technology Laboratory, University of Riau, using a Completely Randomized Design with five treatments and t…
White shrimp (Litopenaeus vannamei) is a one of the leading commodities in the aquaculture sector in Indonesia. In its cultivation practices, there are various challenges, one of which is the suboptimal growth of shrimp due to inappropriate feed management. One approach that is starting to be widely applied to increase feed efficiency is the use of probiotics. This study aimed to evaluate the e…
Thegiant gourami (Osphronemus goramy) is a freshwater fish species of high economic value. however, its growth rate is relatively slow. to accelerate its growth performance requires high-quality feed that incorporates locally ingredients as a protein sources, such as maggot flour. Maggot (Hermetia illucens) meal. Maggot meal contains high crude protein (46.15%) but also has a relatively high cr…
This study aimed to determine the effect and obtain the optimal dosage of probiotic supplementation in feed on the growth and survival of nilem fish (Osteochilus vittatus) reared in a recirculating system. The research was conducted from June to August 2024 at the Aquaculture Technology Laboratory, Faculty of Fisheries and Marine Science, University of Riau, Pekanbaru. The experimental method u…
This study aims to analyze the effect of different probiotic doses on fish growth. This activity was carried out from January to March 2025 at the Hatchery of the Faculty of Fisheries and Marine Sciences, University of Riau, Riau Province. The method used in this study was a Completely Randomized Design (CRD) experimental method with four treatment levels and three replications. The treatments …
Snakehead fish (Channa striata) is a freshwater species of high economic value with great aquaculture potential. However, the use of plant-based feed ingredients is limited by the presence of antinutritional factors such as phytic acid, which can hinder fish growth. This study aimed to examine the effect of phytase enzyme supplementation in feed at different doses on the growth and survival rat…