Sourcing RAS Equipment for Salmon Farms: A Buyer's Guide
A land-based salmon farm brings together many systems that must work as one. How you split the purchase — one turnkey supplier or several packages — shapes cost, risk and who answers when water quality falls short.
Turnkey or packages?
A single turnkey supplier takes responsibility for the whole water treatment design and its performance, which simplifies accountability. Buying packages separately can lower cost and let you choose specialists, but someone — your engineer or an integrator — must own the interfaces. Neither is right for every project.
Systems usually bought together
Mechanical filtration, biofiltration, CO2 degassing and the pumping that links them are tightly coupled; splitting them between suppliers makes performance hard to guarantee. Many buyers keep this core water treatment with one party.
Systems often bought separately
Buildings, tanks, chilling, backup generators, liquid oxygen supply, feeding systems, monitoring and processing equipment can often be sourced separately against a clear specification.
What to specify for salmon
Stages (smolt, post-smolt, grow-out), harvest weight, water temperature and how it is held, CO2 and nitrate limits, purging before harvest, biosecurity zoning between stages, and the redundancy expected for pumps, oxygen and power. Design choices are explained in RAS design for Atlantic salmon.
Accountability and guarantees
Agree who guarantees water quality at the design feed load, how performance is tested at commissioning, and what happens if targets are missed. Write these into the contract, not just the proposal.
From brief to shortlist
Prepare a brief with your production plan and site data, compare offers with the method in how to compare RAS equipment quotes, and check the budget against the RAS salmon farm cost checklist.
FishMatch Group reviews every salmon brief by hand before any supplier is approached; suppliers are never contacted automatically and their identities are never shared. Start with a human-reviewed RFQ.
Aquaculture planning benchmarks
| Figure | Value | Context |
|---|---|---|
| CAPEX — RAS | USD 9,000–14,000 per tonne/yr | Global baseline before country cost factor. |
| CAPEX — Ponds | USD 1,800–4,000 per tonne/yr | Lined or earthen ponds, excluding land. |
| CAPEX — Cages | USD 2,500–5,500 per tonne/yr | Cages, moorings, nets and service equipment. |
| CAPEX — Flow-through | USD 4,000–7,000 per tonne/yr | Raceways and water intake works. |
| Energy use | RAS ~6 kWh/kg; ponds ~1.2; flow-through ~1.5; cages ~0.3 | Per kg of fish produced. |
| Typical FCR | Trout 1.1; salmon 1.2; shrimp 1.4; tilapia 1.6; carp 1.8 | kg feed per kg growth; varies with feed and management. |
| Farm size where FishMatch reviews projects | From ~USD 250,000 total project value | Commercial fish and shrimp projects. |
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Where this fits in a real project
Every FishMatch project runs through the same five reviewed stages, from a first enquiry to comparable quotations. See the full buyer journey.