Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Bioreactor Controls-II

Bioreactor Controls-II

In aerobic fermentations, oxygen is vital for microbial growth and metabolite production. Since air comprises only about 20% oxygen and the gas is poorly soluble in water—just 9 ppm at 20°C—supplying sufficient oxygen becomes a critical challenge, especially in high-demand processes like yeast growth or citric acid production. Even a fully saturated broth may offer only a few seconds of oxygen availability.To address this, sterile or scrubbed air is introduced into the fermentor via a sparger...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Does obesity affect embryo development and quality? A retrospective analysis.

Reproductive biomedicine online·2025

Same author

PATHWAYS OF PLASTID DIFFERENTIATION IN SPIRODELA OLIGORRHIZA.

The New phytologist·2022

Same author

Crystallographic orientation errors in mechanical exfoliation.

Journal of physics. Condensed matter : an Institute of Physics journal·2018

Same author

Influences of Photoperiodism and light treatments during fruits storage on the phytochrome and on the germination of Cucumis prophetarum L. and Cucumis sativus L. seeds.

Oecologia·2017

Same author

Optimizing the process of fertility preservation in pediatric female cancer patients - a multidisciplinary program.

BMC cancer·2016

Same author

Oxidation of municipal wastewater by free radicals mechanism. A UV/Vis spectroscopy study.

Journal of environmental management·2016

Search research articles

Related Experiment Video

Updated: Jul 4, 2026

A Swimming-Induced Zebrafish Exercise Apparatus for Versatile Training Approaches

A Swimming-Induced Zebrafish Exercise Apparatus for Versatile Training Approaches

Published on: October 18, 2024

Intensified controlled fish growth in tanks implementing a multipurpose flow device.

G Oron¹, G Granoth, D Porath

¹Jacob Blaustein Institute for Desert Research, Ben-Gurion University of the Negev, Kiryat Sde-Boker, Israel 84990.

Biotechnology and Bioengineering

|February 1, 1983

Summary

This study demonstrates that a jet flow regulator can achieve high annual yields of Tilapia sp. in aquaculture systems. This technology effectively manages water quality parameters, enabling efficient fish biomass production.

More Related Videos

An Integrated Micro-Device System for Coral Growth and Monitoring

An Integrated Micro-Device System for Coral Growth and Monitoring

Published on: July 21, 2023

Window on a Microworld: Simple Microfluidic Systems for Studying Microbial Transport in Porous Media

Window on a Microworld: Simple Microfluidic Systems for Studying Microbial Transport in Porous Media

Published on: May 3, 2010

Related Experiment Videos

Last Updated: Jul 4, 2026

A Swimming-Induced Zebrafish Exercise Apparatus for Versatile Training Approaches

A Swimming-Induced Zebrafish Exercise Apparatus for Versatile Training Approaches

Published on: October 18, 2024

An Integrated Micro-Device System for Coral Growth and Monitoring

An Integrated Micro-Device System for Coral Growth and Monitoring

Published on: July 21, 2023

Window on a Microworld: Simple Microfluidic Systems for Studying Microbial Transport in Porous Media

Window on a Microworld: Simple Microfluidic Systems for Studying Microbial Transport in Porous Media

Published on: May 3, 2010

Area of Science:

Aquaculture
Environmental Engineering
Fish Biology

Background:

High stocking densities in aquaculture can lead to poor water quality.
Maintaining adequate dissolved oxygen and low ammonia levels is crucial for fish health and growth.
Efficient waste removal is essential for sustainable aquaculture systems.

Purpose of the Study:

To evaluate the effectiveness of a jet flow regulator in managing water quality for Tilapia sp. aquaculture.
To determine the potential annual yield of fish biomass using this system.
To discuss the application of jet flow regulators in aquaculture.

Main Methods:

Tilapia sp. were cultured at high stocking density in 1-m³ tanks with continuous water exchange.
A jet flow regulator was employed to manage water quality parameters.
Water quality parameters including dissolved oxygen, ammonia, and suspended solids were monitored.

Main Results:

The jet flow regulator successfully maintained adequate dissolved oxygen levels.
Low ammonia levels were sustained within the culture tanks.
Suspended solids were effectively removed from the system.
An annual yield exceeding 15 kg/m³ was achievable.

Conclusions:

Jet flow regulators are effective in maintaining optimal water quality for high-density fish culture.
This technology supports high biomass yields in aquaculture.
The application of jet flow regulators presents a viable solution for sustainable aquaculture intensification.