WaterWatch Portal

ME_YGR006 Yarra River Catchment

Gardiners Creek Sub Catchment

Active

Monitoring organisations

ME_Blackburn Lake Sanctuary Advisory Committee

ME_Presbyterian Ladies College

Habitat Scores

Explain for me

03-02-2013 - 29-04-2023

	Bank Erosion Stability	Bank Vegetation	In Stream Cover	Riffles Pools Bends	Verge Vegetation
April 2023	Fair	Poor	Fair	Poor	Fair

October 2022	Fair	Good	Fair	Fair	Good
Rubbish from recent rains. Other volunteers: Anne Payne, Elaine Boucher, Wira Yan, Lizzie Duke, Todd Keay.
April 2019	Good	Good	Fair	VeryPoor	Good

January 2018	Fair	Fair	Fair	Fair	Poor
Su Dempsey, Anne Payne, John Shortridge, Thanushri Peiris. Birds: 6 Pacific Ducks, 1 Coot
January 2018	Poor	Fair	Poor	Poor	Fair

November 2017	Excellent	Good	Good	Fair	Fair

February 2017	Excellent	Fair	Fair	Excellent	Good

April 2015	Good	Good	Good	Fair	Good

March 2015	Good	Good	Good	Fair	Good

February 2015	Good	Good	Good	Fair	Good

January 2015	Good	Good	Good	Fair	Good

November 2014	Good	Good	Good	Fair	Good

October 2014	Good	Good	Good	Fair	Good

August 2014	Good	Good	Good	Fair	Good

June 2014	Good	Good	Good	Fair	Good

June 2014	Fair	Fair	Good	Poor	Fair

May 2014	Good	Good	Good	Fair	Good

April 2014	Good	Good	Good	Fair	Good

March 2014	Good	Good	Good	Fair	Good

February 2014	Good	Good	Good	Fair	Good

January 2014	Good	Good	Good	Fair	Good

December 2013	Good	Good	Good	Fair	Good

November 2013	Good	Good	Good	Fair	Good

October 2013	Good	Good	Good	Fair	Fair

September 2013	Good	Good	Good	Fair	Good

August 2013	Good	Good	Good	Fair	Good

July 2013	Good	Good	Good	Fair	Good

June 2013	Good	Good	Good	Fair	Good

May 2013	Good	Good	Good	Fair	Good

April 2013	Good	Good	Good	Fair	Good

March 2013	Good	Good	Good	Fair	Good

February 2013	Excellent	Good	Good	Fair	Good

Water Bugs

Explain for me

WaterWatch Method

17-05-1999 - 29-04-2023

Date	Taxa Count	Total score	Rating
October 2022	5	11	Poor
February 2020	539	32	Fair
February 2020	45	21	Poor
October 2019	11	20	Poor
July 2019	34	25	Poor
November 2018	15	17	Poor
July 2018	68	10	Poor
March 2018	2	10	Poor
January 2018	106	23	Poor
January 2018	31	22	Poor
October 2017	12	21	Poor
February 2017	2	4	Poor
January 2017	17	23	Poor
January 2016	11	18	Poor
June 2014	22	9	Poor
March 2014	7	13	Poor
October 2013	5	13	Poor
January 2013	74	25	Poor
June 2012	12	18	Poor
January 2012	44	29	Poor
June 2010		96	Good
March 2010		96	Good
February 2010		96	Good
November 2009		96	Good
September 2009		96	Good
April 2009		96	Good
February 2009		96	Good
January 2009		96	Good
October 2008		96	Good
August 2008		96	Good
February 2008		96	Good
January 2008		96	Good
November 2007		96	Good
July 2007		96	Good
May 2007		96	Good
December 2006		96	Good
August 2006		96	Good
August 2006		96	Good
April 2006		96	Good
March 2006		96	Good
February 2006		96	Good
December 2005		96	Good
May 2001	4	7	Poor
May 1999	22	7	Poor

Physical Chemical Tests

Explain for me

Site Visits

Trend Line

Ammonia-Nitrogen

Explain for me 04-12-2005 to 03-09-2010

0.01 mg/L NH3-N
Median N/Amg/L NH3-N
Latest

Ammonium

Explain for me 05-06-2011 to 17-03-2025

0.04 mg/L NH4+
Median 0.10mg/L NH4+
Latest

Dissolved Oxygen mg/L

Explain for me 16-05-2001 to 17-03-2025

3.55 mg/L
Median 2.30mg/L
Latest

Filterable Reactive Phosphorus

Explain for me 04-12-2005 to 07-01-2018

0.05 mg/L P
Median 0.03mg/L P
Latest

Nitrate - Nitrogen

Explain for me 16-05-2001 to 03-09-2010

0.04 mg/L N
Median 0.00mg/L N
Latest

Rainfall last 48 hours

Explain for me 07-01-2018

N/A mm
Median 0.00mm
Latest

Temperature - WATER

Explain for me 17-05-1999 to 17-03-2025

15.9 ° C
Median 21.0° C
Latest

pH

Explain for me 17-05-1999 to 17-03-2025

6.90 pH Units
Median 6.60pH Units
Latest

Electrical Conductivity

Explain for me 17-05-1999 to 17-03-2025

218.00 µS/cm
Median 360.00µS/cm
Latest

Reactive Phosphate (mg/L)

Explain for me 16-05-2001 to 01-12-2024

0.027 mg/L P
Median 0.120mg/L P
Latest

Dissolved Oxygen % Saturation

Explain for me 06-02-2012 to 04-08-2024

36 %
Median N/A%
Latest

Turbidity - FTU

Explain for me 03-01-2016 to 17-03-2025

36.50 FTU
Median 50.00FTU
Latest

Turbidity - NTU

Explain for me 17-05-1999 to 06-04-2024

32 NTU
Median 20NTU
Latest

View all site visits

Water Quality Indicators for Urban - Yarra River E and SE tributaries and Mornington Peninsula

(2020 to 2025) 30 visits Explain for me

	Dissolved Oxygen Saturation	pH Lower	pH Upper	Electrical Conductivity	Turbidity	Reactive Phosphorus
	%	pH Units	pH Units	µS/cm	NTU	mg/L P
	75th Percentile	75th Percentile	75th Percentile	75th Percentile	75th Percentile	75th Percentile
2020 to 2025	Explain for me 38 Very Poor 22 visits	Explain for me 6.90 Good 29 visits	Explain for me 6.90 Good 29 visits	Explain for me 362.00 Good 29 visits	N/A 0 visits	Explain for me 0.140 Moderate 21 visits
2025	N/A 0 visits	N/A 2 visits	N/A 2 visits	N/A 2 visits	N/A 0 visits	N/A 0 visits
2024	Explain for me 26 Very Poor 9 visits	Explain for me 6.80 Good 12 visits	Explain for me 6.80 Good 12 visits	Explain for me 386.00 Good 12 visits	N/A 2 visits	Explain for me 0.140 Moderate 8 visits
2023	Explain for me 35 Very Poor 7 visits	Explain for me 6.90 Good 8 visits	Explain for me 6.90 Good 8 visits	Explain for me 306.00 Good 8 visits	N/A 2 visits	Explain for me 0.130 Moderate 8 visits
2022	N/A 3 visits	N/A 4 visits	N/A 4 visits	N/A 4 visits	N/A 0 visits	N/A 2 visits
2021	N/A 0 visits	N/A 0 visits	N/A 0 visits	N/A 0 visits	N/A 0 visits	N/A 0 visits
2020	N/A 3 visits	N/A 3 visits	N/A 3 visits	N/A 3 visits	N/A 0 visits	N/A 3 visits