Generic Import Risk Analysis Report for Prawns and Prawn Products
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Generic Import Risk Analysis Report for Prawns and Prawn Products Final Report October 2009 © Commonwealth of Australia 2009 This work is copyright. You may download, display, print and reproduce this material in unaltered form only (retaining this notice) for your personal, non-commercial use or use within your organisation. Apart from any use as permitted under the Copyright Act 1968, all other rights are reserved. Inquiries concerning reproduction and rights should be addressed to the Communications Manager, Biosecurity Australia, or e-mailed to [email protected]. Cite this report as: Biosecurity Australia (2009) Generic Import Risk Analysis Report for Prawns and Prawn Products. Biosecurity Australia, Canberra, Australia. The Australian Government acting through Biosecurity Australia has exercised due care and skill in preparing and compiling the information in this publication. Notwithstanding, Biosecurity Australia, its employees and advisers disclaim all liability, including liability for negligence, for any loss, damage, injury, expense or cost incurred by any person as a result of accessing, using or relying upon any of the information in this publication to the maximum extent permitted by law. Postal address: Biosecurity Australia GPO Box 858 CANBERRA ACT 2601 Internet: www.biosecurityaustralia.gov.au 2 Contents List of tables ........................................................................................................................................ 6 Glossary of terms and abbreviations........................................................................................................7 Glossary of terms and abbreviations........................................................................................................7 Summary ...................................................................................................................................... 11 1 Introduction ...................................................................................................................................... 13 1.1 Background................................................................................................................................. 13 1.2 Australia’s current quarantine policy.......................................................................................... 15 1.3 Biosecurity framework................................................................................................................15 1.4 Australia’s international rights and obligations...........................................................................18 1.5 Import risk analysis team............................................................................................................ 20 1.6 Scope of IRA...............................................................................................................................21 2 Crustaceans in Australia......................................................................................................................23 2.1 Prawn fisheries............................................................................................................................23 2.2 Other crustacean fisheries........................................................................................................... 29 2.3 Seafood trade in Australia........................................................................................................... 34 2.4 Australian crustaceans and the environment...............................................................................35 2.5 Prawn health in Australia............................................................................................................ 35 3 Method ...................................................................................................................................... 39 3.1 Hazard identification...................................................................................................................39 3.2 Risk assessment...........................................................................................................................40 3.3 Risk management........................................................................................................................53 4 Hazard identification...........................................................................................................................55 4.1 Hazards no longer retained for risk assessment.......................................................................... 74 5 General considerations in assessing risks........................................................................................... 79 5.1 Release assessment..................................................................................................................... 79 5.2 Exposure assessment...................................................................................................................84 5.3 Consequence assessment.............................................................................................................98 6 White spot syndrome virus................................................................................................................111 6.1 Release assessment....................................................................................................................111 6.2 Exposure assessment................................................................................................................. 112 6.3 Consequence assessment...........................................................................................................114 6.4 Overall risk determination.........................................................................................................119 7 Infectious hypodermal and haematopoietic necrosis virus............................................................... 121 8 Taura syndrome virus........................................................................................................................123 3 8.1 Release assessment................................................................................................................... 123 8.2 Exposure assessment.................................................................................................................125 8.3 Consequence assessment...........................................................................................................127 8.4 Overall risk determination........................................................................................................ 131 9 Yellowhead virus...............................................................................................................................133 9.1 Release assessment................................................................................................................... 133 9.2 Exposure assessment.................................................................................................................135 9.3 Consequence assessment...........................................................................................................136 9.4 Overall risk determination........................................................................................................ 141 10 Hepatopancreatic parvovirus...........................................................................................................142 10.1 Release assessment................................................................................................................. 142 10.2 Exposure assessment...............................................................................................................143 10.3 Consequence assessment.........................................................................................................144 10.4 Overall risk determination...................................................................................................... 148 11 Infectious myonecrosis virus...........................................................................................................150 11.1 Release assessment..................................................................................................................150 11.2 Exposure assessment...............................................................................................................151 11.3 Consequence assessment.........................................................................................................151 11.4 Overall risk determination.......................................................................................................155 12 Baculovirus penaei..........................................................................................................................156 12.1 Release assessment................................................................................................................. 156 12.2 Exposure assessment...............................................................................................................157 12.3 Consequence assessment.........................................................................................................157 12.4 Overall risk determination...................................................................................................... 161 13 Necrotising hepatopancreatitis bacterium.......................................................................................162