Ecosystem Health Index Report
Trends
Results
The index of ecological health of the waterways of the Fitzroy Basin increased overall in 2022-23 compared to 2021-22. During the same period, the condition of Callide, Comet, Fitzroy, Lower Dawson, Lower Isaac, Mackenzie, Nogoa, Theresa, Upper Dawson and Upper Isaac increased, the condition of Connors remained stable and the condition of Estuary Zone decreased
The long term trend of the Fitzroy Basin has seen a steady improvement in condition. The long term condition of Callide, Comet, Connors, Estuary Zone, Mackenzie, Theresa and Upper Isaac increased and the long term condition of Fitzroy, Lower Dawson, Lower Isaac, Nogoa and Upper Dawson decreased
Trends for each reporting area can be explored by clicking on the results for the desired area.
Results: Overall
In 2022-23 the overall condition of Overall increased compared to 2021-22. The long term condition of Overall has been steadily improving.
Trend for indicators in the Overall in 2022-23 compared to 2021-22:
- No trend data available for Phys-Chem
- No trend data available for Nutrient
- No trend data available for Toxicant
- No trend data available for Ecology
Results: Callide
In 2022-23 the overall condition of Callide increased compared to 2021-22. The long term condition of Callide has been steadily improving.
Trend for indicators in the Callide in 2022-23 compared to 2021-22:
- Scores increased for Phys-Chem indicators.
- Scores decreased for Nutrient indicators, except for Oxidised Nitrogen.
- Scores increased for Toxicant indicators, except for Zinc. No trend analysis available for Selenium
- Scores decreased for Ecology indicators, except for Taxa Richness.
Results: Comet
In 2022-23 the overall condition of Comet increased compared to 2021-22. The long term condition of Comet has been steadily improving.
Trend for indicators in the Comet in 2022-23 compared to 2021-22:
- Scores increased for Phys-Chem indicators, except for Electrical Conductivity.
- Scores decreased for Nutrient indicators, except for Oxidised Nitrogen.
- Scores increased for Toxicant indicators, except for Molybdenum. No trend analysis available for Selenium
- Scores increased for Ecology indicators, except for SIGNAL Index.
Results: Connors
In 2022-23 the overall condition of Connors remained stable compared to 2021-22. The long term condition of Connors has been steadily improving.
Trend for indicators in the Connors in 2022-23 compared to 2021-22:
- Scores decreased for Phys-Chem indicators, except for Turbidity.
- Scores decreased for Nutrient indicators.
- Scores decreased for Toxicant indicators. No trend analysis available for Selenium
- Scores increased for Ecology indicators, except for Taxa Richness.
Results: Lower Isaac
In 2022-23 the overall condition of Lower Isaac increased compared to 2021-22. The long term condition of Lower Isaac has seen a steady decline.
Trend for indicators in the Lower Isaac in 2022-23 compared to 2021-22:
- Scores increased for Phys-Chem indicators.
- Scores increased for Nutrient indicators, except for Filterable Reactive Phosphorus.
- Scores decreased for Toxicant indicators, except for Copper. No trend analysis available for Selenium
- Scores decreased for Ecology indicators.
Results: Fitzroy
In 2022-23 the overall condition of Fitzroy increased compared to 2021-22. The long term condition of Fitzroy has seen a steady decline.
Trend for indicators in the Fitzroy in 2022-23 compared to 2021-22:
- Scores increased for Phys-Chem indicators.
- Scores increased for Nutrient indicators, except for Filterable Reactive Phosphorus.
- Scores decreased for Toxicant indicators, except for Aluminium and Copper. No trend analysis available for Selenium
- Scores increased for Ecology indicators.
Results: Theresa
In 2022-23 the overall condition of Theresa increased compared to 2021-22. The long term condition of Theresa has been steadily improving.
Trend for indicators in the Theresa in 2022-23 compared to 2021-22:
- Scores increased for Phys-Chem indicators.
- Scores decreased for Nutrient indicators, except for Total Nitrogen and Total Phosphorus.
- Scores increased for Toxicant indicators, except for Zinc. No trend analysis available for Selenium
- Scores decreased for Ecology indicators, except for Taxa Richness.
Results: Mackenzie
In 2022-23 the overall condition of Mackenzie increased compared to 2021-22. The long term condition of Mackenzie has been steadily improving.
Trend for indicators in the Mackenzie in 2022-23 compared to 2021-22:
- Scores increased for Phys-Chem indicators, except for Electrical Conductivity.
- Scores decreased for Nutrient indicators, except for Oxidised Nitrogen and Total Phosphorus.
- Scores decreased for Toxicant indicators. No trend analysis available for Selenium
- Scores increased for Ecology indicators.
Results: Upper Dawson
In 2022-23 the overall condition of Upper Dawson increased compared to 2021-22. The long term condition of Upper Dawson has seen a steady decline.
Trend for indicators in the Upper Dawson in 2022-23 compared to 2021-22:
- Scores decreased for Phys-Chem indicators, except for Sulfate and Turbidity.
- Scores decreased for Nutrient indicators.
- Scores decreased for Toxicant indicators, except for Aluminium and Iron. No trend analysis available for Selenium
- Scores increased for Ecology indicators, except for SIGNAL Index.
Results: Lower Dawson
In 2022-23 the overall condition of Lower Dawson increased compared to 2021-22. The long term condition of Lower Dawson has seen a steady decline.
Trend for indicators in the Lower Dawson in 2022-23 compared to 2021-22:
- Scores increased for Phys-Chem indicators.
- Scores increased for Nutrient indicators, except for Filterable Reactive Phosphorus.
- Scores increased for Toxicant indicators, except for Iron and Zinc. No trend analysis available for Selenium
- Scores decreased for Ecology indicators, except for Taxa Richness.
Results: Nogoa
In 2022-23 the overall condition of Nogoa increased compared to 2021-22. The long term condition of Nogoa has seen a steady decline.
Trend for indicators in the Nogoa in 2022-23 compared to 2021-22:
- Scores increased for Phys-Chem indicators.
- Scores decreased for Nutrient indicators, except for Oxidised Nitrogen and Total Phosphorus.
- Scores increased for Toxicant indicators, except for Lead and Molybdenum. No trend analysis available for Selenium
- No trend data available for Ecology
Results: Upper Isaac
In 2022-23 the overall condition of Upper Isaac increased compared to 2021-22. The long term condition of Upper Isaac has been steadily improving.
Trend for indicators in the Upper Isaac in 2022-23 compared to 2021-22:
- Scores decreased for Phys-Chem indicators, except for Turbidity.
- Scores decreased for Nutrient indicators, except for Filterable Reactive Phosphorus and Total Nitrogen.
- Scores decreased for Toxicant indicators, except for Manganese. No trend analysis available for Selenium
- Scores decreased for Ecology indicators, except for Taxa Richness.
Results: Estuary
In 2022-23 the overall condition of Estuary decreased compared to 2021-22. The long term condition of Estuary has been steadily improving.
Trend for indicators in the Estuary in 2022-23 compared to 2021-22:
- Scores decreased for Phys-Chem indicators.
- Scores decreased for Nutrient indicators. No trend analysis available for Filterable Reactive Phosphorus or Oxidised Nitrogen
- Scores decreased for Ecology indicators.