Ecosystem Health Index Report
Trends
Results
The index of ecological health of the waterways of the Fitzroy Basin increased overall in 2023-24 compared to 2022-23. During the same period, the condition of Callide, Comet, Fitzroy, Lower Isaac, Mackenzie, Nogoa, Theresa and Upper Dawson increased and the condition of Connors, Estuary Zone, Lower Dawson and Upper Isaac 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 2023-24 the overall condition of Overall increased compared to 2022-23. The long term condition of Overall has been steadily improving.
Trend for indicators in the Overall in 2023-24 compared to 2022-23:
- 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 2023-24 the overall condition of Callide increased compared to 2022-23. The long term condition of Callide has been steadily improving.
Trend for indicators in the Callide in 2023-24 compared to 2022-23:
- Scores decreased for Phys-Chem indicators.
- Scores increased for Nutrient indicators.
- Scores increased for Toxicant indicators. No trend analysis available for Selenium
- Scores increased for Ecology indicators, except for Taxa Richness.
Results: Comet
In 2023-24 the overall condition of Comet increased compared to 2022-23. The long term condition of Comet has been steadily improving.
Trend for indicators in the Comet in 2023-24 compared to 2022-23:
- Scores decreased for Phys-Chem indicators.
- Scores increased for Nutrient indicators, except for Total Nitrogen.
- Scores increased for Toxicant indicators, except for Uranium. No trend analysis available for Selenium
- Scores decreased for Ecology indicators, except for PET Richness.
Results: Connors
In 2023-24 the overall condition of Connors decreased compared to 2022-23. The long term condition of Connors has been steadily improving.
Trend for indicators in the Connors in 2023-24 compared to 2022-23:
- Scores decreased for Phys-Chem indicators, except for pH.
- Scores increased for Nutrient indicators.
- Scores increased for Toxicant indicators. No trend analysis available for Selenium
- Scores decreased for Ecology indicators, except for SIGNAL Index.
Results: Lower Isaac
In 2023-24 the overall condition of Lower Isaac increased compared to 2022-23. The long term condition of Lower Isaac has seen a steady decline.
Trend for indicators in the Lower Isaac in 2023-24 compared to 2022-23:
- Scores decreased for Phys-Chem indicators.
- Scores increased for Nutrient indicators, except for Total Phosphorus.
- Scores increased for Toxicant indicators. No trend analysis available for Selenium
- Scores increased for Ecology indicators.
Results: Fitzroy
In 2023-24 the overall condition of Fitzroy increased compared to 2022-23. The long term condition of Fitzroy has seen a steady decline.
Trend for indicators in the Fitzroy in 2023-24 compared to 2022-23:
- Scores decreased for Phys-Chem indicators, except for Sulfate and pH.
- Scores decreased for Nutrient indicators.
- Scores increased for Toxicant indicators. No trend analysis available for Selenium
- Scores increased for Ecology indicators.
Results: Theresa
In 2023-24 the overall condition of Theresa increased compared to 2022-23. The long term condition of Theresa has been steadily improving.
Trend for indicators in the Theresa in 2023-24 compared to 2022-23:
- Scores decreased for Phys-Chem indicators, except for Turbidity.
- Scores increased for Nutrient indicators.
- Scores increased for Toxicant indicators. No trend analysis available for Selenium
- Scores decreased for Ecology indicators, except for SIGNAL Index.
Results: Mackenzie
In 2023-24 the overall condition of Mackenzie increased compared to 2022-23. The long term condition of Mackenzie has been steadily improving.
Trend for indicators in the Mackenzie in 2023-24 compared to 2022-23:
- Scores decreased for Phys-Chem indicators, except for pH.
- Scores decreased for Nutrient indicators, except for Oxidised Nitrogen and Total Nitrogen.
- Scores increased for Toxicant indicators. No trend analysis available for Selenium
- Scores increased for Ecology indicators.
Results: Upper Dawson
In 2023-24 the overall condition of Upper Dawson increased compared to 2022-23. The long term condition of Upper Dawson has seen a steady decline.
Trend for indicators in the Upper Dawson in 2023-24 compared to 2022-23:
- Scores increased for Phys-Chem indicators.
- Scores decreased for Nutrient indicators, except for Filterable Reactive Phosphorus and Total Phosphorus.
- Scores increased for Toxicant indicators, except for Iron and Lead. No trend analysis available for Selenium
- Scores increased for Ecology indicators, except for Taxa Richness.
Results: Lower Dawson
In 2023-24 the overall condition of Lower Dawson decreased compared to 2022-23. The long term condition of Lower Dawson has seen a steady decline.
Trend for indicators in the Lower Dawson in 2023-24 compared to 2022-23:
- Scores decreased for Phys-Chem indicators.
- Scores decreased for Nutrient indicators, except for Filterable Reactive Phosphorus.
- Scores decreased for Toxicant indicators, except for Aluminium and Zinc. No trend analysis available for Selenium
- Scores increased for Ecology indicators, except for Taxa Richness.
Results: Nogoa
In 2023-24 the overall condition of Nogoa increased compared to 2022-23. The long term condition of Nogoa has seen a steady decline.
Trend for indicators in the Nogoa in 2023-24 compared to 2022-23:
- Scores decreased for Phys-Chem indicators.
- Scores decreased for Nutrient indicators, except for Filterable Reactive Phosphorus.
- Scores increased for Toxicant indicators. No trend analysis available for Selenium
- Scores increased for Ecology indicators.
Results: Upper Isaac
In 2023-24 the overall condition of Upper Isaac decreased compared to 2022-23. The long term condition of Upper Isaac has been steadily improving.
Trend for indicators in the Upper Isaac in 2023-24 compared to 2022-23:
- Scores decreased for Phys-Chem indicators, except for Sulfate and Turbidity.
- Scores increased for Nutrient indicators, except for Filterable Reactive Phosphorus.
- Scores decreased for Toxicant indicators, except for Lead and Zinc. No trend analysis available for Selenium
- Scores increased for Ecology indicators, except for Taxa Richness.
Results: Estuary
In 2023-24 the overall condition of Estuary decreased compared to 2022-23. The long term condition of Estuary has been steadily improving.
Trend for indicators in the Estuary in 2023-24 compared to 2022-23:
- Scores decreased for Phys-Chem indicators, except for Turbidity.
- Scores increased for Nutrient indicators, except for Filterable Reactive Phosphorus.
- Scores decreased for Ecology indicators.