Report on the welfare of farmed fish

INTRODUCTION

The fish

The biology of the fish

STRUCTURE OF THE INDUSTRY

SALMON

TROUT

CARP

SITES, EQUIPMENT AND ENVIRONMENTAL CONTROL

SALMON

Hatchery

Further growth

Recommendations: salmon

TROUT

Hatchery

Further growth

Recommendations: trout

STOCKMANSHIP AND INSPECTION

SALMON AND TROUT

Recommendations: salmon and trout

FEEDING

SALMON AND TROUT

SALMON

Recommendations: salmon

TROUT

Recommendations: trout

PRODUCTION LIFE CYCLE

SALMON

Breeding

Recommendations: salmon

Hatchery

Recommendations: salmon

Further growth

Recommendations: salmon

TROUT

Breeding

Recommendations: trout

Female-only technique

Recommendation: trout

Induced triploidy

Recommendation: trout

Hatchery

Recommendations: trout

Further growth

Recommendations: trout

HANDLING, GRADING AND TRANSPORT

SALMON AND TROUT

Handling

Recommendations: salmon and trout

Grading

Grading machines

Recommendations: salmon and trout

Transport

Recommendations: salmon and trout

DISEASE AND PARASITISM

SALMON

Recommendations: salmon

TROUT

Recommendations: trout

WRASSE

Recommendations: wrasse

AVAILABILITY OF VETERINARY MEDICINES

SALMON AND TROUT

Recommendation: salmon and trout

MUTILATIONS

SALMON AND TROUT

Recommendations: salmon and trout

PREDATORS

SALMON AND TROUT

Recommendations: salmon and trout

GENETICS

SALMON AND TROUT

Recommendation: salmon and trout

KILLING AND SLAUGHTER

Recommendations: salmon and trout

SALMON

Exsanguination alone

Percussive stunning or killing

Narcosis followed by exsanguination

Recommendations: salmon

TROUT

Electrical stunning or killing

Percussive killing

Narcosis

Recommendations: trout

SUMMARY OF RECOMMENDATIONS

SALMON

TROUT

SALMON AND TROUT

WRASSE

APPENDIX A: THE FARM ANIMAL WELFARE COUNCIL

Method of investigation

APPENDIX B: THOSE WHO GAVE EVIDENCE AND ASSISTANCE

VISITS

APPENDIX C: GLOSSARY

APPENDIX D: FISH DISEASES AND PARASITES

APPENDIX E: REFERENCES