Barwon River Estuary

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217 results found (Displaying 1 - 50)
ID Date Status Details
#16076 20 Mar 2024 Pending Notes:

It is very difficult to collect a good bottom sample from this sight. Invariably, some sediment is scooped up with the water.

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 11.0 9.1 18.00 25.20 8.24 86.9 36.00
0.5m 11.0 9.6 18.70 26.70 8.38 89.4 38.20
#16048 7 Mar 2024 Pending Notes:

New EW volunteer  Jim... was present but his name is not on the database

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 16.0 8.2 19.80 23.50 7.31 79.6 33.50
0.4m 16.0 8.1 19.60 23.50 7.36 79.9 33.50
#16026 21 Feb 2024 Pending
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 40.0 8.1 22.40 10.00 8.98 104.3 14.28
0.5m 40.0 8.3 22.50 20.50 6.54 70.2 29.30
#16012 1 Feb 2024 Pending
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 28.0 8.7 19.70 10.30 7.94 87.3 14.76
0.5m 28.0 8.6 20.10 10.60 7.93 87.8 15.08
#15931 20 Dec 2023 Pending Notes:

NB. Phospate 0 ppm.

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 50.0 8.6 17.90 11.20 8.74 92.2 15.95
0.7m 50.0 8.4 17.90 11.20 8.54 89.9 16.02
#15935 7 Dec 2023 Pending
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 26.0 8.4 19.60 6.60 10.08 110.0 9.45
0.5m 26.0 8.8 19.80 7.00 10.22 112.0 10.05
#15883 15 Nov 2023 Pending Notes:

Area very clean. Little duck poo on pontoon. All looked fresh so decided to test phosphate levels.  No phosphate detected.

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 21.0 8.6 18.00 22.90 8.28 88.2 32.70
0.4m 21.0 8.6 18.00 23.00 7.86 83.8 32.80
#15888 3 Nov 2023 Pending
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 8.6 15.50 26.70 9.35 93.4 38.20
0.5m 9.0 8.5 15.70 26.70 9.28 93.0 38.20
#15741 7 Sep 2023 Approved Notes:

Disturbance of bottom while collecting bottom sample probably explains the high turbidity of the bottom sample

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 52.0 8.3 12.50 8.40 10.20 97.2 11.99
0.8m 52.0 8.3 12.50 8.40 10.19 96.7 11.95
#15718 16 Aug 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 55.0 8.4 12.50 8.40 10.20 97.2 11.99
0.8m 55.0 8.4 12.50 8.40 10.19 96.7 11.95
#15689 3 Aug 2023 Approved Notes:

Surface disturbed by wind. Very choppy

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 100.0 8.0 11.10 2.90 10.71 96.8 4.09
0.5m 100.0 8.0 11.00 2.90 10.79 97.1 4.08
#15621 6 Jul 2023 Pending Notes:

No data sheets - made do

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 33.0 8.2 9.70 2.10 10.92 97.0 2.94
0.5m 33.0 8.0 9.60 2.10 11.01 97.8 3.00
#15677 21 Jun 2023 Pending Notes:

<p>Gulls, swans, cormorants present.</p>

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 35.0 8.2 8.60 12.32 105.1 15.72
0.5m 35.0 8.3 9.20 12.20 107.5 21.20
#15594 1 Jun 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 25.0 7.8 13.50 15.70 9.19 88.5 22.40
0.8m 25.0 7.9 13.60 16.10 8.38 80.8 23.00
#15528 17 May 2023 Pending
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 22.0 8.1 12.90 14.20 9.63 90.6 20.25
0.5m 22.0 8.1 13.00 14.20 9.62 90.5 20.35
#15509 4 May 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 14.0 9.0 14.40 21.70 9.02 88.1 31.00
0.5m 14.0 8.9 14.60 21.70 8.70 88.3 31.00
#15393 6 Apr 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 12.0 8.5 18.10 7.70 9.74 104.4 10.97
0.5m 12.0 8.5 18.20 7.70 9.66 103.6 10.96
#15364 15 Mar 2023 Pending Notes:

pH was measured using litmus paper as the meter could not be calibrated

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.5 8.0 20.60 26.00 6.38 71.3 37.10
0.5m 9.5 8.0 20.70 26.30 6.33 71.0 37.50
#15332 2 Mar 2023 Approved Notes:

pH meter would not calibrate (Error4 message) - instead we used the pH paper kit.

No gauge board.

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 10.0 8.3 19.00 26.50 9.07 98.3 37.80
0.5m 10.0 8.4 19.20 26.70 8.79 95.7 38.20
#15291 15 Feb 2023 Pending Notes:

NB: pH meter reading 6.5 while Litmus paper reading 8.

Lumps of green algae around the viewing platform. Possibly Green Bait Weed ( ulva intestinalis).

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 12.5 6.5 21.20 23.20 8.43 95.8 33.10
0.6m 12.5 6.5 21.20 23.40 7.90 89.8 33.40
#15260 2 Feb 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 28.0 6.9 18.40 16.90 8.20 89.4 24.10
0.7m 28.0 6.9 18.50 17.00 8.16 89.3 24.30
#15242 18 Jan 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 13.5 7.4 23.60 13.00 7.16 84.8 18.52
0.4m 13.5 7.4 24.20 13.00 7.13 84.7 18.52
#15215 5 Jan 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 50.0 8.1 17.20 6.70 8.20 85.2 9.51
0.5m 50.0 8.1 17.10 6.60 8.20 85.4 9.40
#15196 21 Dec 2022 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 80.0 8.7 20.80 1.30 9.89 111.2 1.82
0.3m 80.0 8.8 21.10 1.30 9.79 110.7 1.82
#15126 16 Nov 2022 Pending Notes:

The ramp leading to the viewing platform was flooded over at the entrance.

The EC reading on the Hach meter referred to all the measurements as Natural Water.

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 120.0 6.8 14.90 0.60 4.88 48.6 0.80
1.4m 120.0 6.7 14.80 0.60 4.45 44.3 0.87
#15111 3 Nov 2022 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 65.0 7.2 13.70 3.40 6.78 65.2 4.84
1.0m 65.0 7.1 13.10 3.40 6.33 60.8 4.89
#15093 19 Oct 2022 Approved Notes:

Saw dead fish floating - possibly carp.

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 85.0 7.1 18.10 0.30 4.19 44.4 0.47
1.0m 85.0 7.0 16.40 0.30 3.31 33.9 0.48
#15066 6 Oct 2022 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 180.0 7.9 13.10 0.80 9.05 86.5 1.16
0.5m 180.0 7.6 13.10 0.80 9.03 86.2 1.16
#15038 21 Sep 2022 Pending Notes:

NB: Tom was also sampling.

 

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 18.0 7.7 14.20 1.20 8.41 82.6 1.77
0.7m 18.0 7.7 14.00 1.30 8.11 79.4 1.80
#14988 1 Sep 2022 Pending
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 33.0 7.5 11.50 1.00 8.61 78.7 1.37
0.5m 33.0 7.7 11.50 1.00 8.57 78.4 1.37
#14978 17 Aug 2022 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 25.0 7.5 10.70 3.20 9.57 86.3 4.50
0.5m 25.0 7.2 10.60 3.70 9.59 86.4 5.28
#14677 18 May 2022 Approved Notes:

NB. Jess Coxon helped with sampling

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 8.0 8.0 12.40 18.90 9.75 91.2 27.00
0.5m 8.0 8.4 12.40 19.00 9.66 90.4 27.10
#14654 5 May 2022 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.6 13.70 16.50 6.53 63.5 23.60
0.5m 9.0 7.8 15.50 21.30 3.90 39.2 30.50
#14626 20 Apr 2022 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 12.0 8.4 15.10 14.50 8.56 85.3 20.78
0.5m 12.0 8.2 15.40 18.10 6.54 65.6 25.90
#14586 7 Apr 2022 Approved Notes:

Much surface disturbance due to strong wind

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 40.0 8.4 17.70 21.30 10.75 112.5 30.40
0.5m 40.0 8.4 17.70 21.30 10.55 110.6 30.40
#14521 3 Mar 2022 Approved Notes:

Water greenish-brown

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 75.0 8.9 22.30 13.80 11.48 133.0 19.77
0.4m 75.0 8.9 22.30 13.80 11.35 131.6 19.77
#14481 3 Feb 2022 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 33.0 8.5 17.90 4.30 8.53 90.2 6.12
0.6m 33.0 8.5 18.20 5.30 8.02 85.1 7.60
#14463 19 Jan 2022 Approved Notes:

Very windy.

Pontoon partly submerged and moving.

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 70.0 8.2 20.00 8.50 8.36 91.9 12.14
0.3m 70.0 8.4 19.80 8.50 8.32 90.9 12.14
#14430 2 Dec 2021 Pending
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 45.0 8.0 21.90 0.90 8.35 95.8 1.22
0.5m 45.0 8.1 21.80 0.80 8.09 92.7 1.21
#14359 17 Nov 2021 Approved Notes:

no waterbirds around

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 31.0 7.3 14.80 1.00 7.83 77.0 1.44
0.5m 31.0 7.3 14.30 1.00 7.56 77.0 1.46
#14309 7 Oct 2021 Approved Notes:

Water very brown following recent rain in Otways

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 85.0 7.1 14.70 0.60 7.82 77.7 0.90
0.7m 85.0 7.4 14.50 0.60 7.27 71.8 0.92
#14266 18 Aug 2021 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 56.0 7.8 11.60 9.50 9.87 90.2 13.53
0.7m 56.0 7.9 11.60 9.40 9.53 87.1 13.46
#14231 5 Aug 2021 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 35.0 7.8 10.50 1.20 9.65 86.2 1.66
0.7m 35.0 7.7 10.30 1.20 9.43 84.1 1.68
#14165 16 Jun 2021 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 65.0 8.4 11.20 1.40 8.73 79.1 2.01
0.6m 65.0 8.2 11.20 1.50 6.40 588.0 2.07
#14108 6 May 2021 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 14.0 8.2 13.00 11.10 10.48 99.5 15.91
0.5m 14.0 8.5 13.20 12.90 6.02 57.4 18.37
#14073 21 Apr 2021 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 0.0 8.5 14.00 22.00 9.74 94.8 31.40
0.5m 0.0 8.5 14.50 23.20 9.15 90.2 33.20
#14013 17 Mar 2021 Approved Notes:

could not calibrate pH meter, so used dip sticks

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 0.0 8.5 14.00 22.00 9.74 94.8 31.40
0.5m 0.0 8.5 14.50 23.20 9.15 90.2 33.20
#13641 18 Mar 2020 Approved Notes:

Many many waterbirds including hundreds of swans.

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 8.3 19.70 10.00 9.22 101.1 14.25
0.5m 9.0 8.4 20.10 10.60 4.53 50.1 15.14
#13559 6 Feb 2020 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 8.2 18.20 20.70 10.20 108.0 29.50
0.5m 9.0 8.2 18.40 20.70 4.58 48.8 29.60
#13508 15 Jan 2020 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 8.0 8.4 24.00 29.10 10.30 123.4 41.60
0.5m 8.0 8.5 23.50 30.00 12.23 146.1 42.90
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