Nanobubbles and the $2B Future of Salmon Farming

Nanobubbles used in salmon farming oxygenation system

 Land-based salmon farming is experiencing significant growth. According to Undercurrent News, 2025 could witness up to $2 billion in new investments into these sustainable aquaculture systems. This shift away from open-net pens is driven not only by environmental concerns but also by economic factors. A key enabler behind this momentum is nanobubble technology.

Why Nanobubbles Matter

Land-based systems are resource-intensive, requiring precise oxygen control, water quality management, and disease mitigation. Nanobubbles—gas bubbles smaller than 200 nanometers in diameter—offer several advantages:

  • Remain suspended in water for extended periods

  • Transfer oxygen with high efficiency

  • Reduce energy and oxygen use by up to 50% in some hatcheries

Companies like Moleaer are assisting land-based farms to:

  • Improve fish health

  • Minimize chemical usage

  • Cut operating costs

  • Meet increasingly strict sustainability mandates

A Trend That’s Scaling Fast

The convergence of sustainability mandates, investor pressure, and consumer demand for traceable, eco-friendly protein is creating a positive feedback loop. Nanobubbles are accelerating this trend, transitioning from a niche technology to a strategic asset. linkedin.com

Final Thought

Land-based aquaculture is no longer a concept of the future; it's the present. Technologies like nanobubbles are not fringe innovations but essential infrastructure enabling scalable and sustainable operations.

Bruce Scholten writes at the intersection of regenerative design, environmental technology, and systems thinking. Connect with him on LinkedIn.

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Location: Westchester, CA 90045, USA

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