International Waters learning Exchange & Resource Network

Examples of environmental status indicators

  • Measurable improvements in trophic status
  • Changes in trophic level (e.g. fisheries resources or food webs)
  • Improved (measurable) ecological or biological indices
  • Improved (measurable) chemical, physical, or biological parameters
  • Improved recruitment classes of targeted fish species/diversity/keystone species
  • Demonstrable reduction of persistent organic pollutants (POPs) in the food chain
  • Changes in local community income/social conditions as a result of improvements in environmental conditions