Key Biosecurity Tasks

Biosecurity plays an important part throughout every stage of the life cycle of a fish, from hatching through to processing. Thorough cleaning is an essential precursor to any effective disinfection process to maximise the benefits of Virkon™ AQUATIC, the complementary Biosolve™ E heavy-duty cleaner should be used. The following table indicates the specific key biosecurity tasks which will have the greatest impact on controlling the spread of disease, see below for Biosolve™ E & Virkon™ AQUATIC application rates.

Principle 3. Critical limits

  Key Biosecurity Task  Critical Control Point  Application  Frequency 
Freshwater
production/
Seawater
production 
Well boats
Deck Wells Equipment Pumps
Clean thoroughly with Biosolve™ E, rinse with clean water, then disinfect with Virkon™ AQUATIC
On a daily basis after use
Protective clothing
Rinse with clean water, immerse in Virkon™ AQUATIC for 10 mins and hang to dry
Daily, or as required
Boat Hull
Disinfect routinely with Virkon™ AQUATIC when slipped
Refer to official guidelines
Freshwater
production/
Seawater
production





Work boats & other vessels



Decks and bilges Equipment Harvesting equipment
Clean thoroughly with Biosolve™ E, rinse with clean water, then disinfect with Virkon™ AQUATIC

Daily, or as required

Protective clothing
Rinse with clean water, immerse in Virkon™ AQUATIC for 10 mins, rinse, and hang to dry

Daily, or as required

Foot dips
Fill with a freshwater solution of Virkon™ AQUATIC at a dilution rate of 1:100 (1%)
Replenish every 4 days, or when soiled
Freshwater
production/
Seawater production

Diving teams
Diving suit Equipment Mort bags
Remove any organic debris by brushing, then immerse all items in Virkon™ AQUATIC solution for 20 mins, then rinse with clean water
On completion of operation
Seawater production
Harvesting
Plant Equipment Bins and lids Stacker Boxes
Clean thoroughly with Biosolve™ E, rinse with clean water, then disinfect with Virkon™ AQUATIC

Daily, or as required

 

BIOSOLVE™ HEAVY-DUTY CLEANER APPLICATION AND USE

Task Dilution Rate Application Rate
Pre-cleaning surfaces and equipment Depending on degree of soiling, prepare with 1:200 (0.5%) or 1:100 (1%) solution.

300-500mls per m2 (depending on usage type). Leave for 15-20 minutes. Rinse off with clean water.


VIRKON™ AQUATIC APPLICATION AND USE

Task Dilution Rate Application Rate
Disinfection for pre-cleaned surfaces and equipment 1:100 (1%)

300mls per m2

Foot dips
1:100 (1%)

Fill with a freshwater solution of Virkon™ AQUATIC. Replenish every 4 days, or when soiled

Vehicle disinfection
1:200 (0.5%)

All vehicles entering site should pass through a wheeldip filled with a freshwater solution of Virkon™ AQUATIC. Replenish every 4 days, or when soiled

Cold Fogging
1:100 (1%)
40mls per m3

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