Reference

Sande Settefisk, Norway

September 15, 2025
Aquaculture RAS facility

Aquaculture RAS facility.

Since 2023, the Sande Settefisk Aquaculture RAS facility has used Mutag BioChip™ in Sterner RAS systems to remove TAN efficiently, secure water stability, and support optimal smolt growth.

Project:
RAS facility with SternerRAS for 500g smolt.

Industry:
Aquaculture, RAS, smolt facility.

Facts & figures:
3 parallel RAS systems with each:

  • 2 fish tanks octagonal, 14 meter and 780 m3 water volume
  • Flow rate is 3000 m3/h
  • 75m3 Mutag BioChipTM
  • MBBR reactor tank on 230 m3
  • Removal of 50 kg TAN per day
  • Maximum daily feeding of 1500 kg/day
  • Retention time in biofilter is 4.5 minutes


Task:
Effective TAN removal in biofilter for optimal water conditions for good fish growth.

Solution:
To address this need, the Mutag BioChipTM, featuring a high surface area and removal efficiency, was integrated as part of an MBBR solution. This technology was delivered in collaboration with Sterner, reflecting a strong and successful partnership. Our technical experts played a key role in integrating this solution.

Results:
Since its implementation in 2023, this SternerRAS application has been in operation with excellent results. The installation process went smoothly, and the system has been running efficiently, contributing to a stable and productive environment for fish growth.

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