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Pillar · Biosecurity

Aquaculture Biosecurity Best Practices

Biosecurity is the systemic prevention of pathogen introduction, spread and impact in an aquaculture facility. A documented programme is the single highest-ROI compliance investment — 3–7% of CAPEX prevents losses that routinely reach 100% of a stocked cohort.

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FishMatch Group is supplier-neutral. This page is educational content for aquaculture buyers — not legal, tax or investment advice. Always verify current regulations with local authorities and licensed advisors before committing capital.

Applicable standards
  • • OIE Aquatic Animal Health Code
  • • National fish-health regulations
  • • Certification-scheme biosecurity modules
Who must comply
  • • Every aquaculture facility
Why it matters

Biosecurity is a compliance discipline and an operational survival strategy. It is also the CAPEX line item most frequently under-funded — a documented biosecurity envelope typically costs 3–7% of CAPEX and prevents losses that routinely reach 100% of a stocked cohort.

The five biosecurity control layers

Zoning; incoming-water treatment; animal-input QA (SPF, PCR, quarantine); staff/vehicle/equipment decontamination; outbreak response plan with pre-authorised destruction and disinfection protocols.

Species-specific pathogen risk map

Shrimp: WSSV, EMS/AHPND, IHHNV, EHP. Salmon: ISA, PD, SRS, sea lice. Tilapia: TiLV, streptococcus. Marine fin-fish: VNN, AGD. Design the biosecurity envelope around your species and geography's specific threat profile.

Why insurance loves documented biosecurity

Every aquaculture insurance policy prices biosecurity design and documentation. Well-documented programmes reduce premium 15–30% and expand available cover.

The 90-day outbreak response drill

Every facility should run a full outbreak response drill within 90 days of first stocking, and repeat annually. The drill is the only reliable test that the plan works before it is needed.

Common mistakes

  • No zoning plan — broodstock, larvae, live feed and grow-out share staff or equipment.
  • Incoming-water disinfection sized for average pathogen load, not worst case.
  • Missing outbreak response plan and rehearsal.
  • No quarantine for incoming animals or live feed.
  • Vaccination treated as a substitute for biosecurity rather than a complement.

Buyer compliance checklist

  • Zoning plan documented and enforced.
  • Incoming-water disinfection sized for worst-case pathogen load.
  • PCR screening for species-specific pathogens on every incoming batch.
  • Quarantine facility with independent water and air.
  • Written outbreak response plan, rehearsed annually.
  • Vaccination programme where applicable.
  • Staff PPE and decontamination protocols posted and audited.
  • Third-party biosecurity audit annually.
Aquaculture project compliance checklist (PDF)

Frequently asked questions

3–7% of total CAPEX for a well-designed biosecurity envelope on greenfield facilities.

Well-documented programmes reduce premium 15–30% and expand available cover.

Within 90 days of first stocking, then annually. Any material process change (new species, new site, new intake) triggers a re-rehearsal.

For high-risk species (shrimp especially): yes. Live feed is a documented pathogen vector.

Complementary, not a substitute. Vaccination reduces mortality and antibiotic use; it does not replace zoning, water treatment or QA.

Related guides

Animal Health
Aquaculture Animal Health & Welfare
Fish Farming Compliance
Fish Farm Compliance Checklist
Shrimp Farming Regulations
Shrimp Farm Compliance Guide
RAS Standards
RAS Standards Explained

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Short answer

What do buyers need to know about Biosecurity Best Practices?

Biosecurity Best Practices affects both project cost and project risk, so it belongs in the specification stage rather than the purchasing stage. This page sets out what commercial buyers assess, what typically drives cost and lead time, and which questions to put to suppliers before signing. You can turn any of it into a confidential RFQ in a few minutes.

Who it is for:
Investors, operators and project developers specifying commercial systems
Cost drivers:
Capacity, water source, energy price, permitting and logistics
Next step:
Turn the requirement into a confidential RFQ
Cost to buyers:
No fee charged to the buyer