Friday, 14 November 2025

Introducing the AirOxi × Newterra Partnership: AIRE-O2 Series II Aerator for Premium Aquaculture Performance

 

In a landmark alliance for Indian aquaculture farmers, AirOxi is proud to announce its partnership with US-based Newterra to bring the AIRE-O2® Series II aspirator-aerator to the Indian market. This collaboration leverages decades of global aeration expertise and India-specific aquaculture design know-how to deliver next-level performance.

Why the Partnership Matters

The global aeration brand AIRE-O2 by Newterra has earned its reputation through robust engineering and proven results. Their “Aspirator Aerator” concept draws in atmospheric air through the drive shaft and propeller system, delivering a high-velocity plume of fine bubbles and mixing throughout the pond. myaquaticsolutions.com+1

By partnering with AirOxi, Indian farmers now gain local access to this premium equipment, backed by Indian manufacturing/distribution, technical support, and tailored design solutions for local pond, hatchery and RAS conditions.

What is AIRE-O2 Series II?

The Series II aspirator aerator has several standout features:

  • Produces fine bubbles (<~2 mm) ensuring superior oxygen transfer. Newterra+1
  • Draws air through intake ports above water, down the hollow shaft, past the propeller and into the water in a volumetric plume. myaquaticsolutions.com+1
  • Designed with robust motors, water‐lubricated bearings (avoiding contamination), and heavy duty build for harsh aquaculture environments. Newterra
  • Versatile horsepower range, accepts deep pond installations and higher density systems. Newterra+1

In short: this isn’t a simple surface aerator—it’s a true aspirator & mixing device built for high-demand systems. More info https://airoxitube.blogspot.com/2020/04/using-an-aire-o2-from-usa-aerator-for-aeration-in-fish-farms.html



Why Is This Perfect for Indian Aquaculture?

In India, many grow‐out ponds, shrimp biofloc systems, high‐density tanks and RAS installations demand aeration systems that can deliver:

  • High oxygen transfer for intensive biomass
  • Strong mixing to avoid dead zones and stratification
  • Low maintenance in challenging climate conditions
  • Reliable vendor support, spare parts and local servicing

The AirOxi–Newterra collaboration means farmers get all this, packaged for the Indian market.

In a landmark alliance for Indian aquaculture farmers, AirOxi is proud to announce its partnership with US-based Newterra to bring the AIRE-O2® Series II aspirator-aerator to the Indian market. This collaboration leverages decades of global aeration expertise and India-specific aquaculture design know-how to deliver next-level performance.

Why the Partnership Matters

The global aeration brand AIRE-O2 by Newterra has earned its reputation through robust engineering and proven results. Their “Aspirator Aerator” concept draws in atmospheric air through the drive shaft and propeller system, delivering a high-velocity plume of fine bubbles and mixing throughout the pond. myaquaticsolutions.com+1

By partnering with AirOxi, Indian farmers now gain local access to this premium equipment, backed by Indian manufacturing/distribution, technical support, and tailored design solutions for local pond, hatchery and RAS conditions.

What is AIRE-O2 Series II?

The Series II aspirator aerator has several standout features:

  • Produces fine bubbles (<~2 mm) ensuring superior oxygen transfer. Newterra+1
  • Draws air through intake ports above water, down the hollow shaft, past the propeller and into the water in a volumetric plume. myaquaticsolutions.com+1
  • Designed with robust motors, water‐lubricated bearings (avoiding contamination), and heavy duty build for harsh aquaculture environments. Newterra
  • Versatile horsepower range, accepts deep pond installations and higher density systems. Newterra+1

In short: this isn’t a simple surface aerator—it’s a true aspirator & mixing device built for high-demand systems. More info https://airoxitube.blogspot.com/2020/04/using-an-aire-o2-from-usa-aerator-for-aeration-in-fish-farms.html


Why Is This Perfect for Indian Aquaculture?

In India, many grow‐out ponds, shrimp biofloc systems, high‐density tanks and RAS installations demand aeration systems that can deliver:

  • High oxygen transfer for intensive biomass
  • Strong mixing to avoid dead zones and stratification
  • Low maintenance in challenging climate conditions
  • Reliable vendor support, spare parts and local servicing

The AirOxi–Newterra collaboration means farmers get all this, packaged for the Indian market.

Application Scenarios

  • Deep grow-out earthen ponds: where regular surface aerators beat only the surface. The aspirator plume ensures mixing from top to bottom.
  • Biofloc ponds and tanks: where dense microbial loads demand high DO and good mixing.
  • RAS & hatcheries: where fine control of DO, minimised stratification and rapid turn-over are essential.
  • Night-time rescue or high-feed periods: aspirator systems with powerful plume capability help recover DO quickly.

How AirOxi Complements the Offering

AirOxi brings local design intelligence: choosing correct loop layout, pump sizing, power supply adaptation, piping for TermiPore or other injection, and installation support. Together with the AIRE-O2 Series II equipment, this forms a complete solution—equipment + design + service.

ROI & Benefits to Farmers

  • Higher DO = better growth, better feed conversion, fewer mortalities.
  • Better mixing = uniform water quality, reduced dead zones and stratification.
  • Robust equipment = fewer breakdowns in Indian conditions, easier service.
  • Access to premium global technology without doing full import/maintenance logistics alone.

Getting Started

If you’re operating a pond of 2 acres or more, or a RAS/biofloc facility, now is the time to evaluate aspirator aeration technology. AirOxi offers site visits, DO testing, system sizing and helps select the correct horsepower, installations layout, and operating schedule.

Conclusion

The partnership between AirOxi and Newterra for the AIRE-O2 Series II aspirator aerator represents a milestone for Indian aquaculture. It signifies the transition to higher-performance aeration and mixing systems—critical enablers of modern intensive farming. Whether you are expanding your grow-out farm, upgrading your RAS or launching a shrimp biofloc unit, this collaboration offers you world-class aeration technology combined with local support.

Prepare for the next generation of productivity, sustainability and water quality—contact AirOxi today to discuss how AIRE-O2 Series II can be integrated into your operation.

CONTACT US

🌐 www.airoxi.com
πŸ“ž +91 70410 04098 | πŸ“ž +91 98980 72244
πŸ“§ info@airoxi.com

 



Application Scenarios

  • Deep grow-out earthen ponds: where regular surface aerators beat only the surface. The aspirator plume ensures mixing from top to bottom.
  • Biofloc ponds and tanks: where dense microbial loads demand high DO and good mixing.
  • RAS & hatcheries: where fine control of DO, minimised stratification and rapid turn-over are essential.
  • Night-time rescue or high-feed periods: aspirator systems with powerful plume capability help recover DO quickly.

How AirOxi Complements the Offering

AirOxi brings local design intelligence: choosing correct loop layout, pump sizing, power supply adaptation, piping for TermiPore or other injection, and installation support. Together with the AIRE-O2 Series II equipment, this forms a complete solution—equipment + design + service.

ROI & Benefits to Farmers

  • Higher DO = better growth, better feed conversion, fewer mortalities.
  • Better mixing = uniform water quality, reduced dead zones and stratification.
  • Robust equipment = fewer breakdowns in Indian conditions, easier service.
  • Access to premium global technology without doing full import/maintenance logistics alone.

Getting Started

If you’re operating a pond of 2 acres or more, or a RAS/biofloc facility, now is the time to evaluate aspirator aeration technology. AirOxi offers site visits, DO testing, system sizing and helps select the correct horsepower, installations layout, and operating schedule.

Conclusion

The partnership between AirOxi and Newterra for the AIRE-O2 Series II aspirator aerator represents a milestone for Indian aquaculture. It signifies the transition to higher-performance aeration and mixing systems—critical enablers of modern intensive farming. Whether you are expanding your grow-out farm, upgrading your RAS or launching a shrimp biofloc unit, this collaboration offers you world-class aeration technology combined with local support.

Prepare for the next generation of productivity, sustainability and water quality—contact AirOxi today to discuss how AIRE-O2 Series II can be integrated into your operation.

CONTACT US

🌐 www.airoxi.com
πŸ“ž +91 70410 04098 | πŸ“ž +91 98980 72244
πŸ“§ info@airoxi.com

 





Thursday, 13 November 2025

Understanding the Science of Pond Oxygenation

 

Understanding the Science of Pond Oxygenation

In modern aquaculture the mantra is increasingly clear: “Oxygen drives production.” Whether you’re operating an earthen pond, a lined system, a high-density biofloc tank, or a recirculatory aquaculture (RAS) setup, achieving and maintaining optimal dissolved oxygen (DO) levels is vital. But why exactly is oxygen so important, how does it work in ponds, and how can smart aeration systems deliver the performance you need? Here’s a deep dive.

Why Dissolved Oxygen Matters

Fish and shrimp rely on dissolved oxygen just like land animals rely on air. However, in water the supply is far more limited. In a natural water body the supply of oxygen (via diffusion from the atmosphere, photosynthesis of plants and algae) usually meets biological demand. In a commercially stocked pond, the demand skyrockets: you have high stocking densities, frequent feeding, microbial decomposition of organic matter, and often thermal stratification. srac.msstate.edu+2FAOHome+2

When DO falls below a critical threshold (for many species ~3 mg/L or lower) growth slows, feed conversion worsens, immune resistance drops, and eventually mortalities may occur. Global Seafood Alliance+1



Oxygen Budget in a Pond – Basic Terms

You can think of it as a balance of oxygen inputs vs. outputs. From an FAO source:

O₂″ – O₂′ = P – R – Y ± A FAOHome
Where:

  • P = oxygen produced (via photosynthesis)
  • R = oxygen consumed (by animals, plants, microbes)
  • Y = oxygen fixed in bottom sediments (organic matter)
  • A = atmospheric exchange (wind, diffusion)

This underscores that even without aeration, oxygen is being produced and consumed constantly. But in intensive ponds the natural inputs are often insufficient.

Factors Influencing DO Levels

  • Temperature: Warmer water holds less oxygen and metabolic rates are higher → faster consumption. FAOHome+1
  • Photosynthesis and night drop: During the day algae/plants produce O₂; at night respiration dominates and DO can drop sharply. FAOHome
  • Organic load / microbial activity: More feed, manure, waste = more oxygen consumed during decomposition.
  • Stratification / poor mixing: Deep ponds or still water can lead to oxygen gradients; bottom layers may suffer. soiltesting.tamu.edu+1
  • Stocking density & feeding: More fish/shrimp = higher demand.
  • Aeration/mixing devices: Artificial inputs of oxygen and mixing can raise and stabilize DO.

Aeration & Oxygenation Techniques

Broadly, two approaches exist: increase mixing/flow (hydraulic) or increase air/oxygen exchange (diffusion/aspiration). FAOHome+1

  • Surface aerators: Impellers or splashers that mix surface water and bring in atmospheric oxygen.
  • Diffused-bubble aeration: Pressurised air or oxygen delivered via porous tubing or diffusers; fine bubbles give extended contact time for transfer.
  • Aspirator aerators: Draw atmospheric air or pure oxygen and inject it into water via propeller/shaft assembly (e.g., aspirator aerators).
  • Oxygenation (pure O₂): For hatcheries, high-density systems, or emergency rescue when DO crisis occurs. More info https://airoxitube.blogspot.com/2021/10/scorpion-aerator-ideal-plug-and-play.html


What Makes Aeration Effective?

Key metrics: oxygen transfer efficiency (OTE), mixing efficiency, energy consumption, maintainability. Some technical details:

  • Fine bubbles (~2 mm or less) increase contact time and improve transfer. Newterra+1
  • Good mixing prevents dead zones and ensures uniform DO distribution.
  • Proper positioning (depth, shape of pond, wave/flow patterns) matters.
  • Reducing energy cost is critical: aeration can consume large share of operational cost.

Designing Aeration for Ponds

When planning aeration, consider: pond size/shape, depth, stocked biomass, expected oxygen consumption, target DO levels (day/night minimum), local temperature and weather. A breakdown:

  1. Estimate oxygen demand (stocking density × feed rate × metabolic consumption).
  2. Determine minimum DO you want to maintain (e.g., >5 mg/L).
  3. Choose aeration/mixing system that meets required oxygen transfer rate (kg O₂/hour) plus maintain mixing.
  4. Consider redundancy (night‐time backup), power costs, maintenance access.
  5. Monitor DO regularly (morning/evening or continuously) to identify drops. soiltesting.tamu.edu+1

Common Mistakes and Best Practices

  • Installing aerators only on one side: results in uneven mixing, dead zones.
  • Ignoring night‐time DO drop: many mortalities occur during pre-dawn hours due to depletion. FAOHome+1
  • Not combining mixing + aeration: only adding oxygen without mixing may lead to stratified layers.
  • Overlooking power / energy cost: choose efficient systems, fine bubble diffusion, variable speed.
  • Neglecting system maintenance: diffusers clog, motors wear – impacts performance.

The Role of Modern Systems

With increasing intensification—biofloc, RAS, high density shrimp—the need for reliable oxygen and mixing is higher than ever. Studies show that aeration systems significantly influence growth, feed efficiency, and survival. sciencedirect.com+1

Therefore, investing in the right aeration/oxygenation equipment is not just “nice to have”—it’s a production enabler.

Conclusion

For aquaculture farms today, “just relying on natural diffusion” is insufficient. Efficient, properly designed aeration systems are the backbone of high‐performance systems. From estimating oxygen demand, selecting equipment, to monitoring DO and optimizing mixing, the science of pond oxygenation is one part engineering, one part biology—and all part business.

If you’d like a tailored aeration design for your pond, nursery or RAS setup, feel free to reach out.

🌐 www.airoxi.com
πŸ“ž +91 70410 04098 | πŸ“ž +91 98980 72244
πŸ“§ info@airoxi.com

 

Wednesday, 12 November 2025

AirOxi at World Aquaculture India 2025: Delivering Advanced Aeration Solutions for India’s Aquaculture Future

 

As India’s aquaculture sector rapidly evolves, the focus has shifted from traditional open pond farming to more controlled, intensive, and high-density systems like biofloc, recirculatory aquaculture systems (RAS), and modular hatcheries. Today’s fish and shrimp farmers understand that the path to greater harvests—with better feed conversion ratios, faster growth cycles, and improved survival—depends heavily on one crucial parameter: dissolved oxygen (DO).

This is where AirOxi comes in. With a complete range of aeration and oxygenation solutions, AirOxi has emerged as the trusted name for smart, scalable, and scientifically-designed aquaculture aeration systems across India. In November 2025, we bring this technology to the World Aquaculture India 2025 Expo, taking place at the Hyderabad International Convention Centre (HICC) – Novotel, from November 11 to 13, 2025.

πŸ”Ή Why Aeration Matters More Than Ever in Aquaculture

In intensive aquaculture systems, oxygen consumption is high due to higher stocking densities, elevated feeding rates, and increased microbial activity. As DO levels decline, fish and shrimp experience stress, slowed growth, weakened immunity, and in many cases, total crop loss. Hence, high-efficiency aeration is no longer optional — it is central to a productive and profitable aquaculture operation.

AirOxi has focused on this problem for over a decade, creating specialized aeration solutions that serve hatcheries, nurseries, grow-out ponds, biofloc systems, RAS facilities, and cage culture environments.



πŸ”§ Featured Products Showcased at Booth 217

πŸŒ€ AirOxi™ Spider Aerators (Model O & X)

Engineered to suit both earthen ponds and lined tanks, AirOxi Spider Aerators use a combination of diffusers placed in radial form around a central inlet. This design helps disperse air evenly while drastically reducing dead zones in ponds and tanks. Made from industrial-grade TPE and fitted with flexible diffusers, they provide fine bubble aeration to maximize oxygen transfer efficiency.

🟒 AirOxi™ Aeration Tubes – Standard, Hi-Flow, and Algae-Resistant

  • Standard Tube: An industry staple with balanced airflow for moderate-density ponds
  • Hi-Flow Tube: Designed with greater pore size and internal surface area, it delivers 4x the aeration capacity, ideal for deep ponds and RAS
  • Algae-Resistant Tube (Green Line): A special formulation for high-organic and biofloc systems where fouling is common

🐍 AirOxi™ Flexible Fine Bubble Diffuser Hose

Self-sinking and easy to install, this flexible diffuser hose is perfect for nurseries, hatcheries, and cylindrical tanks. It releases microbubbles at high density, ensuring optimal DO levels with low energy consumption—an ideal fit for hatcheries and larval rearing systems.

🧱 Ceramic & Metal Oxide Disc Diffusers

For RAS and high-pressure aeration systems, AirOxi ceramic diffusers and metal oxide discs offer unmatched DO transfer efficiency. With long life and low maintenance design, they complement oxygen concentrators and blowers seamlessly.

🟦 AirX Double Wall EPDM Tube – by Redox Norway

Representing global quality, these EPDM tubes are among the most durable aeration media available. Their double-wall construction enhances microbubble formation, making them ideal for hatcheries and live fish transport systems. Made in Norway and now distributed by AirOxi within India.

πŸŒ€ Oxygen Concentrator (Redox, Norway)

A compact yet powerful oxygen system designed for hatcheries, RAS tanks, transport operations, and fish healthcare centres. With minimal noise and maximum gas purity, this unit feeds DO directly where it is needed most.

🚒 AIRE-O2 Series II Aerator – by Newterra, USA

Made originally by Aeration Industries International (now a part of Newterra), this legendary 2 HP aerator combines high-torque mixing with efficient aeration. Its iconic design prevents stratification in deep ponds, improves water movement, and enhances bacterial oxidation. More info https://airoxitube.blogspot.com/2020/02/aire-o2-aerator-from-aeration-industries-international.html



πŸ¦‚ AirOxi™ Scorpion Aerator

Designed specifically for boosting DO during critical times like nightfall or feed-heavy periods. Its high splash design maximizes the oxygen intake on the pond surface. Suitable for ponds up to 5 acres, this unit serves as both an emergency and booster aerator.


🎯 Who Should Visit AirOxi at WA India 2025?

  • Fish & shrimp farmers operating biofloc or RAS farms
  • Hatchery owners seeking consistent water conditioning
  • Consultants designing aeration layouts for clients
  • Fisheries department officials evaluating system upgrades
  • Equipment distributors interested in partnering with a proven brand

πŸ“ Visit AirOxi at Booth 217

Whether you're starting a new project or scaling an existing one, AirOxi offers innovative aeration solutions designed to maximize yield, reduce energy costs, and improve water quality. Meet our technical team during the event and see these systems in action.

πŸ“† November 11–13, 2025
πŸ“ HICC Novotel, Hyderabad
πŸ› ️ Booth 217

πŸ“ž +91 70410 04098 | πŸ“ž +91 98980 72244

 

 

 

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