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G6 Great Ocean Road Bridge at Lower Gellibrand

Retired Physico-Chemical 20-04-2007 - 11-03-2017

Gellibrand River Estuary

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227 results found (Displaying 26 - 50)
ID Date Status Details
#5437 22 Apr 2011 Approved Notes: 1.AHD 1.35
2.Water still on flats around G5
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 20.0 7.0 13.10 0.10 7.79 75.2 2.67
2.5m 20.0 7.0 12.80 0.10 7.73 73.1 2.82
#5423 15 Apr 2011 Approved Notes: 1.AHD.2.28
2. Bottom turbidity not taken bank unstable
3. Flats flooded from G5 to midway between G5 & G4
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 50.0 7.0 14.20 0.10 8.54 83.4 2.90
3.5m 50.0 13.70 0.10 8.22 80.3 3.05
#5385 8 Apr 2011 Approved Notes: 1. AHD 0.69
2. Note very high D.O. levels
3.Whiteheaded herons (8) at G5
4. Estuary perch near G6
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 20.0 7.5 16.50 0.10 9.99 100.7 0.28
2.0m 20.0 7.2 14.60 0.10 10.21 101.1 0.28
#5367 2 Apr 2011 Approved Notes: 1. AHD 0.83
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 20.0 7.0 14.70 0.10 8.56 84.7 0.27
2.5m 20.0 7.0 14.10 0.10 8.40 82.1 0.27
#5333 25 Mar 2011 Approved Notes: 1.AHD 1.18
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 20.0 7.0 15.80 0.10 6.75 68.3 0.28
2.5m 20.0 7.0 15.80 0.10 6.74 68.0 0.28
#5324 18 Mar 2011 Approved Notes: 1. AHD 0.76
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 20.0 7.2 14.90 0.10 7.40 73.8 0.27
2.3m 20.0 7.0 14.60 0.10 6.64 64.7 0.27
#5161 18 Feb 2011 Approved Notes: 1.AHD 0.74
2.NOP 0.530 82.7 SOP 0.937 146.1
3. Bitterns (2) calling at G4
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 20.0 7.0 19.60 0.10 6.68 73.7 0.26
2.0m 20.0 7.3 19.50 0.10 6.56 72.9 0.27
#5121 11 Feb 2011 Approved Notes: 1.AHD 0.82
2.NOP 0.594 98.7 SOP 0.973 153.6
3. Bottom turbidity not taken bank too slippery
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 20.0 7.0 17.80 0.10 6.50 69.1 0.27
2.4m 20.0 17.70 0.10 6.14 64.2 0.27
#5101 4 Feb 2011 Approved Notes: 1. AHD 0.90
2. Nop. 1.007 160.4 Sop 0.638 109.5
3. D.O. mg/l at G5 top 6.89 bottom 6.0
4. Striped marsh frogs calling at G6
5. Shellduck 30, Wood duck 22 at G5
6. Water still retained in drains and low areas from G6 to G5. Vegetation on flats blackened & bad odour, algae forming in some areas
7. Springs & creeks OOR
Flood marker PH 7.00
Bowker's bush PH 5.5
Coe's PH 6.0
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 30.0 7.3 19.80 0.10 6.39 70.0 0.26
2.5m 30.0 7.3 19.40 0.10 6.28 67.7 0.27
#5061 28 Jan 2011 Approved Notes: 1.AHD 1.12
2.NOP 0.787 151.1 SOP 1.243 -1.0
3.Bottom turbidity not taken bank too slippery
4. Water dark & dirty with floating vegetation
5.Drains between G6 &G5 still holding water and flats water logged, visiable water cover in low areas around G5. Bad smell from rotting vegetation
Pinkish algae forming on water in area n/e of track to bridge
6.G5 -Brown falcon 1, many Fairy Martins also large no. of Starlings in Boxthorn
7. P.H Springs along OOR = between 7.0 &7.5, however between G5 & G4 one is at 6.0
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 40.0 7.2 18.60 0.10 6.45 68.7 0.28
2.3m 40.0 18.00 0.10 6.49 68.8 0.28
#5021 21 Jan 2011 Approved Notes: 1. AHD 2.20
2.NOP 1.067 -1.0 SOP 1.717 -1.0
3. Bottom turbidity not taken - bank too slippery
4.Water very dark with considerable amount of floating vegetation
5.Red dragon flies on track beside river
6. Bearer above water at G4. No visiable water on Rivernook flats.
7. Water reducing around G5. but still on Coe's flats
Dead eels reported around this area
8. Large no. of crows in all areas, Swamp Harriers
( 2) at G5
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 40.0 7.0 18.60 0.10 2.97 31.8 0.29
3.5m 40.0 18.50 0.10 2.97 32.3 0.30
#4983 15 Jan 2011 Approved Notes: 1.AHD 3.32
2.NOP 4.241 -1.0 SOP 5.399 -1.0
3.Water only starting to cover flats downstream G6
4. Extensive water cover from Rowans Gully to end of Coe's flats. Higher level caused by run off
5. Water up onto bearer at G4- no visiable water on Rivernook flats nor downstream
6.Striped marsh frogs calling & foam rafts visiable in still water
7. Rise in ppt to 0.2
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 100.0 7.3 20.80 0.20 4.26 48.2 0.36
2.0m 100.0 20.70 0.20 3.88 43.5 0.36
#4941 7 Jan 2011 Approved Notes: 1.AHD 0.80
2.NOP 0.594 98.7 SOP 0.967 154.2
3.Water very brown with lots of leaves & small vegetation floating on surface
4.Some areas around G5 still showing visiable water cover.
5. Spring between G5 &G4 = PH 6.5
6.White headed herons 24 near G5
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 30.0 7.3 18.80 0.10 7.66 82.7 0.30
2.0m 30.0 7.3 18.40 0.10 7.55 81.5 0.30
#4901 31 Dec 2010 Approved Notes: 1.AHD 1.10
2.Water dark brown with lots of floating small vegetation
3.Flats at G5 waterlogged (new areas of wetland veg. emerging) water in very low areas and drains
4.Butcher bird 1, Black comorant in river at G6
5.NOP 0.160 189.6 SOP 0.713 129.6
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 30.0 7.3 17.10 0.10 7.68 80.8 0.26
2.4m 30.0 7.3 16.60 0.10 7.73 78.9 0.27
#4883 24 Dec 2010 Approved Notes: 1.AHD 1.60
2.considerable amount of debris & green vegetation in water
3.Flats only have water cover around G5
Aponogeton dist. flowering in these areas and water filled drains.
5. Wedge tailed eagle 1. between G5 & G4
6. Note rise in ppt below 2.50m
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 40.0 7.3 15.00 0.10 7.80 78.0 0.30
2.8m 40.0 14.70 0.20 7.87 76.2 0.32
#4843 17 Dec 2010 Approved Notes: 1. AHD 1.70
2.Rainfall 11/12/10- 18/12/10 = 49ml.
3.Lower turbidity reading not taken -bank too slippery
4.Water on flats from G6 to G4 receeding but water still visiable around G5.
5.Water flowing under bearer at G4
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 40.0 7.2 16.70 0.10 7.22 73.9 0.28
3.0m 40.0 16.20 0.10 7.16 73.3 0.29
#4803 10 Dec 2010 Approved Notes: 1. Flats flooded between G6 & G4.No flooding below G4. Water up to bearer at bridge G4
3. AHD 2.76
4. Rainfall from 03/12/10 to 10/12/10 = 55ml
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 150.0 7.2 17.80 0.20 6.12 64.3 0.34
3.5m 150.0 7.2 17.40 0.20 6.27 65.9 0.36
#4763 3 Dec 2010 Approved Notes: 1.AHD 1.15
Water very brown
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 30.0 7.3 18.20 0.10 7.98 87.0 0.30
2.4m 30.0 7.3 17.80 0.10 8.13 86.0 0.30
#4723 26 Nov 2010 Approved Notes: 1.AHD 1.52
2.Water dark brown colour with large amount of leaves & small twigs3.Flats no longet flooded. Water only in very low areas and drainage channels where it is supporting a large amount of Aponogeton dist.
3.Rainfall 24th &25th Nov= 24ml
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 40.0 7.3 18.20 0.10 7.73 81.6 0.28
2.9m 40.0 7.3 17.20 0.10 7.78 81.7 0.30
#4710 20 Nov 2010 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 30.0 7.3 14.70 0.10 6.95 68.8 0.29
2.7m 30.0 7.3 14.40 0.10 6.79 66.6 0.30
#4708 13 Nov 2010 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 30.0 15.70 0.10 6.96 70.1 0.28
2.8m 30.0
#4714 5 Nov 2010 Approved Notes:
  • 1 x black cormorant
  • 8 x wood ducks
  • 3 x great egrets
  • Flats flooded from G6-G4
  • AHD 2.59
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 80.0 7.0 13.70 0.20 8.45 80.2 0.30
3.5m 80.0 7.0 12.70 0.10 8.61 81.2 0.30
#4623 29 Oct 2010 Approved Notes: 1. AHD 1.36 (at 09:08)
2.NOP & SOP not available
3.Water has further reduced on flats. Only area on south side of G5 is still underwater
4. Aponogeton dist. flowering on above flat and in drainage areas
5.Water dark brown with dead Blackwood blossom floating on surface
6. Gt. white egrets 3 at G5, Shellduck about 40 around G5
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 30.0 15.10 0.10 9.70 90.1 0.28
3.0m 30.0 14.00 0.10 9.05 88.5 0.29
#4603 22 Oct 2010 Approved Notes: 1.AHD 2.06
2.NOP 1.264 143.5 SOP 1.979 392
3.Rainfall 16/10/10 - 21/10/10 =10.5ml
4.Water very dark & dirty, vegetation & old Blackwood flowers floating on surface
5. Water receeding below G6 but flats around G5 are still covered- no water on flats below G4.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 40.0 13.90 0.10 8.40 81.1 0.29
3.3m 40.0 13.40 0.20 8.43 81.2 0.30
#4583 16 Oct 2010 Approved Notes: 1.AHD 2.70
2.NOP 1.891 0 SOP. 3.494 11,582.1
3.Rainfall 10/10/10 to 15/10/10 =57ml
4.Water has reached bearer at G4. Flats flooded upstream again but no water downstream or across OOR.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 100.0 11.80 0.20 7.61 70.6 0.34
3.5m 100.0 11.60 0.20 7.53 69.3 0.83
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