Page 19 - AWA Vol. 42-No.2 issue

FiSHERiES

innovasea Degassing System improves Production

At Utah State Hatchery

Innovasea, a global leader in techno- insights with our technical expertise, we step for ensuring safe, consistent condi-
logically advanced aquatic solutions for optimized the system to deliver consis- tions for the eggs and fry, which are very
aquaculture and fish tracking, announced tent, impactful results for improved egg sensitive to elevated gas levels.
that its degassing solution has played a production.” “The Innovasea degasser is a great
vital role in supporting increased trout The hatchery, originally constructed in product and has been the perfect solu-
egg production at Utah’s Mantua Fish 1910, has undergone several renovations tion for us,” added Roger Mellenthin,
Hatchery. and expansions, with the most recent Mantua Fish Hatchery Fish Culture Co-
Through the installation of an Innovasea completed in 2024. This was the second ordinator. “It’s simple, but effective and
vacuum degasser, the hatchery has re- phase of the state’s initiative to modern- requires little maintenance or repairs.”
duced its total gas pressure (TGP) from ize the site for improved trout egg pro- Other additions from this project in-
highs of up to 120%, down to as low as duction, taking advantage of the natural clude new egg facilities, additional
90%, exceeding its initial goal and cre- cold waters found in the area. equipment disinfection stations, and bar-
ating ideal conditions for its broodstock. Using the new Innovasea degassing riers to prevent invasive species. The site
“Our team worked closely with the staff system, water passes through a vacuum produces over 6 million trout eggs a year,
at Mantua Hatchery to analyze water con- chamber with negative pressure to ef- consisting mostly of cutthroat and rain-
ditions and explore various solutions,” fectively and efficiently remove high lev- bow trout. This total accounts for roughly
said Marc Turano, Innovasea Vice Pres- els of dissolved gas from the water. This 30% of Utah’s farm-produced trout.
ident. “By combining their operational quickly drops the TGP and is a critical Circle 21 on enquiry card

Normex Granted Patent for Razone Technology
for Water Quality Stabilisation in RAS Facilities

Normex Granted Patent for Razone ers better control, more predictable op-
Technology for Water Quality Stabilisa- erations and improved fish welfare,” says
tion in RAS Facilities Stig Ove Johansen, CEO of Normex.
The Norwegian technology company The patent strengthens Normex’s posi-
Normex has been granted a patent for tion as a technology provider for land-
Razone – a technology developed to en- based aquaculture, both in Norway and
sure stable and controlled water qual- internationally, and provides increased
ity in recirculating aquaculture systems confidence for customers and partners
(RAS). regarding the solution’s reliability and
The patent confirms the novelty of the duces biological risk, particularly during scalability.
technology and marks an important step intensive phases of juvenile fish produc- “This is an important milestone for us
in Normex’s continued focus on land- tion, where even minor fluctuations in and confirms the relevance of Razone in
based aquaculture. water quality can have significant conse- modern RAS facilities. With the patent in
Razone is designed for continuous com- quences. place, we have a clearer foundation for
mercial operation in modern RAS facili- “Stable water quality is essential for fish further development and implementation
ties and provides farmers with improved health and production in RAS facilities. in commercial RAS environments,” Johan-
control of water quality. The solution re- Razone has been developed to give farm- sen adds. Circle 22 on enquiry card
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