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Fish Farming Biosecurity

Routine Biosecurity Tasks

The following table indicates the additional routine biosecurity tasks required for a complete biosecurity programme.

 

Critical
Control
Point 

Product 

Dilution Rate 

Application Rate 

Frequency 

DuPont Vehicle
Disinfection
Programme

      
Broodstock/
hatchery*

Freshwater Production

Seawater Production

Processing 		 Vehicles  Virkon® Aquatic  1:100  

All vehicles entering site should pass through a wheeldip filled with solution of Virkon® Aquatic.

For high risk situations please refer to DuPont’s Vehicle Disinfection Programme  

 On arrival 

Personal
Biosecurity

          
Broodstock/
hatchery*

Freshwater Production

Seawater Production

Processing 		 Footdips Virkon® Aquatic  1:100  Place footdips at all entrances, piers and cages.  Fill with a freshwater solution of Virkon® Aquatic at a dilution rate of 1:100 (1%)  On passing through area 
Broodstock/
hatchery*

Freshwater Production

Seawater Production

Processing 		 Skin Hygiene  Hand Hygiene System 

 -

 Hands should be washed and sanitised between areas using the DuPont Hand Hygiene System  On passing through area 
Broodstock/
hatchery*

Freshwater Production

Seawater Production

Processing 		 Protective Clothing  Virkon® Aquatic  1:200  Rinse with clean water immerse in Virkon® Aquatic for 10 minutes and hang to dry  After each period of use 
Equipment           
Broodstock/
hatchery*

Freshwater Production

Seawater Production 		 Transport tanks & equipment  Virkon® Aquatic  1:200  Visibly clean  After each period of use 
Broodstock/
hatchery*

Freshwater Production		 Carry bins, hand nets, weighing equipment  Virkon® Aquatic  1:200  Visibly clean  After each period of use 
Freshwater Production  Dip nets & tank brushes  Virkon® Aquatic  1:200  Immersion   Daily after use 
Freshwater Production  Vaccination equipment stage one 

Cleaning - Biosolve® Plus

 

Disinfection-
Virkon® Aquatic  

 1:100 



1:200
 Clean with Biosolve® Plus solution, rinse thoroughly with clean water and then disinfect thoroughly with Virkon® Aquatic solution  Between year classes and farm sites 
Freshwater Production  Vaccination equipment stage two  Virkon® Aquatic   1:50  Flush with Virkon® Aquatic solution leave for 5 minutes then thoroughly rinse with clean water  Between tanks and farm use 
Broodstock/
hatchery*

Freshwater Production

Seawater Production		 Grading equipment 

Cleaning –
Biosolve® Plus


Disinfection-
Virkon® Aquatic  

 1:200



1:200		 Clean with Biosolve® Plus solution then disinfect thoroughly with Virkon® Aquatic solution  Daily after use 
Broodstock/
hatchery*

Freshwater Production

Seawater Production

Processing 		 Tanks

Cleaning –
Biosolve® Plus


Disinfection-Virkon® Aquatic  

 1:200



1:200 		 Clean with Biosolve® Plus solution then disinfectthoroughly with Virkon® Aquatic solution  When empty 

Waste
Disposals

          
Broodstock/
hatchery*

Freshwater Production

Seawater Production

Processing 		 Waste disposal area including skips & bins 

Cleaning –
Biosolve® Plus


Disinfection-
Virkon® Aquatic 

 1:200



1:200 		 Rinse with clean water immerse in Virkon® Aquatic for 10 minutes and hang to dry  Daily 

Biosecurity
Barriers

          
Broodstock/
hatchery*

Freshwater Production

Seawater Production

Processing 		 Path & roadway  Virkon® Aquatic 1:100

Brush or rake then disinfect with Virkon® Aquatic solution

 Weekly basis 

* consult DuPont Animal Health Solutions for specialist broodstock and hatchery biosecurity programmes

The specified uses and registered claims of Biosolve® Plus and Virkon® Aquatic may vary from country to country.  Please contact DuPont Animal Health Solutions directly to verify country specific approved usages.