State and trends of pests, introduced species, diseases and algal blooms

This assessment summary has changed in 2016

  • The new 2016 assessment summary combines ecological processes, physical & chemical processes and pests, introduced species. diseases and algal blooms
Component
Summary
Grade
Very poor Poor Good Very good
Confidence
In Grade In Trend
Comparability
To previous years

Condition in the south-east region is poor and declining

Year(s): 
2011
3
Stable
Confidence (in grade): 
Limited
Confidence (in trend): 
Limited
Comparability (to previous reports): 
Not assessed

Number of introduced species is high, possibly increasing, but their impacts and trends are unknown

Year(s): 
2011
4
Unclear
Confidence (in grade): 
Limited
Confidence (in trend): 
Low
Comparability (to previous reports): 
Not assessed

Virus diseases, parasitic infestations, fish kills

This assessment summary component has changed in 2016. 

  • The assessment title has been re-worded to support provision a comprehensive assessment for the marine environment.
  • This component was included in a different summary

A major disease outbreak has occurred, and condition in the south-east region is poor

Year(s): 
2011
4
Stable
Confidence (in grade): 
Limited
Confidence (in trend): 
Limited
Comparability (to previous reports): 
Not assessed

Blooms of algae and other species occur regularly, and condition in the south-east region is poor

Year(s): 
2011
4
Stable
Confidence (in grade): 
Limited
Confidence (in trend): 
Limited
Comparability (to previous reports): 
Not assessed
Ward T (2011). Marine environment: State and trends of pests, introduced species, diseases and algal blooms. In: Australia state of the environment 2011, Australian Government Department of the Environment and Energy, Canberra, https://soe.environment.gov.au/assessment-summary-65-state-and-trends-pests-introduced-species-diseases-and-algal-blooms, DOI 10.4226/94/58b657ea7c296