2016 SoE Marine Chapter - State and Trends - Viral diseases, parasitic infestations, mass die-offs

The Marine chapter of the 2016 State of the Environment (SoE) report incorporates multiple expert templates developed from streams of marine data. This metadata record describes the Expert Assessment "The state and trends of physical, biogeochemical and biological processes - viral diseases, parasitic infestations, mass die-offs". The full Expert Assessment, including figures and tables (where provided), is attached to this record. Where available, the Data Stream(s) used to generate this Expert Assessment are accessible through the "On-line Resources" section of this record.----------------------------------------DESCRIPTION OF ECOLOGICAL PROCESS FOR EXPERT ASSESSMENTThe health management of finfish, crustaceans and molluscs is an essential element of maintaining aquaculture productivity, fisheries resources and biodiversity in Australia.This assessment provides information on the status and trends of national aquatic animal health, with respect to viral diseases, parasitic infestations and mass die-offs in the marine environment. Australia has a reporting system for aquatic animal diseases of national significance. All the diseases currently reportable to the World Organisation for Animal Health (OIE) and other aquatic animal diseases of national significance are included on Australia’s National List of Reportable Diseases of Aquatic Animals (www.agriculture.gov.au/animal-plant-health/aquatic/reporting).DATA STREAM(S) USED IN EXPERT ASSESSMENTNACA reporting – quarterly reports provided at the national level. Details of specific data sets used to generate this assessment have not been provided.----------------------------------------2016 SOE ASSESSMENT SUMMARY [see attached Expert Assessment for full details]• 2016 •Assessment grade: Very goodAssessment trend: StableConfidence grade: Adequate high quality evidence and high level of consensusConfidence trend: Adequate high quality evidence and high level of consensusComparability: Grade and trend are somewhat comparable to the 2011 assessment• 2011 •Assessment grade: Very goodAssessment trend: StableConfidence grade: Limited evidence or limited consensusConfidence trend: Limited evidence or limited consensus----------------------------------------CHANGES SINCE 2011 SOE ASSESSMENTThe 2016 assessment has not changed significantly from the 2011 assessment.