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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 11 - 20)
ID Date Status Details
#5930 5 Aug 2011 Approved Notes: 1. AHD 2.18
2. Gt.White egrets 2, smaller white Egret 1, White headed heron 1, north of Princetown township
3. water below bearer at G4 -no visible water on Rivernook flats
4.G5 water level reducing but low areas covered. Cape pond weed flowering.
Very large no. water birds including W.H. Herons 24, Gt White egrets 4, Pied Comorant 1 & Wedgetailed eagle 1.
(Very large no.s of birds also sighted at Chapple vale)
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 40.0 7.0 11.00 0.20 8.53 77.4 0.33
3.5m 40.0 10.60 0.20 8.67 78.0 0.32
#5927 29 Jul 2011 Approved Notes: 1. AHD 2.88
2. G4 - water over bottom of south side bearer, turbulance around center of channel. Rivernook flats- water in low areas
Gallahs 2, Wedge tailed eagle 1.
3.Between G5 & G4 area flooded again. Very large no of water birds in area
4. G5 Flats still flooded. Cape pond weed flowering
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 50.0 7.0 9.00 0.10 9.49 82.5 0.28
4.2m 50.0 8.60 0.10 9.54 81.9 0.28
#5891 22 Jul 2011 Approved Notes: 1. AHD 3.00
2. Water below bearer at G4 no visiable water on Rivernook flats, water starting to receed around G5 but all low areas under water. Cape pondweed flowering
3.Huge no. waterbirds Wood duck, Whiteheaded Herons, Swans, Teal, Blackduck, Hardhead & Grebes, also Great White Herons 2.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 40.0 7.5 9.70 0.10 9.25 80.7 2.64
4.3m 40.0 9.40 0.10 9.28 81.3 2.60
#5847 16 Jul 2011 Approved Notes: 1.AHD 3.42
2. Area from G6 to G4 flooded. Water has receeded slightly but is still well above bearer at G4
3.G4 Gt. White egret 1, Swamp Harrier 1, Swans 14.
4. Swans around G5 = 46.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 40.0 7.0 9.30 0.10 8.70 75.7 2.54
3.0m 40.0 7.0
#5804 8 Jul 2011 Approved Notes: 1.AHD 3.80 12:15 AHD 3.72 08:24
2. G4 flooded upstream & directly downstream. All of Rivernook flats under water. Bridge under water
3. G5. underwater water over bank in many areas.
Water just under bridge bearer (G5)
4. Over 60 White headed Herons remain on higher ground upstream G5, other water birds have gone
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 100.0 7.3 9.30 0.10 8.80 70.5 2.50
3.0m 100.0
#5766 2 Jul 2011 Approved Notes: 1. AHD 2.21
2.Flats from G6 to between G5 &G4 still flooded
3.Water below bearer - G4, no visiable water on Rivernook or downstream
4.Huge no. waterbirds around G5
Swans 6, pair with hatchlings 3, Shellduck 50+, Woodduck 50+,Teal 100+, Blackduck 100+, Whiteheaded Herons 60+, Gt White egret 2, White eyed duck 8, Golden Headed Cisticola 1, Swamp harrier 1.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 30.0 7.0 9.70 0.10 8.50 73.9 0.28
3.4m 30.0 7.4 9.90 0.10 8.52 73.9 0.28
#5763 25 Jun 2011 Approved Notes: 1. AHD all boards under water
2. Max Depth is not accurate because of over 4m. drift even with weights
3. All flats from G6 to downstream of G4 under water
4. Water just below bridge bearer at G5
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 60.0 11.20 0.10 7.78 70.3 0.23
2.0m 60.0 10.60 0.10 7.78 70.0 0.24
#5703 17 Jun 2011 Approved Notes: 1. large amount of Blackwood seeds & pods in water
2. G4 - Water below bearer - no visiable water on flats. White headed heron1
3.Flats from around G5 to G4 are draining but water remains in low areas, Aponogeton dist. flowering there.
4. Very large no. water birds
Teal, Chestnut & Grey 100++, Black duck100+, Shellduck 40+, Wood Duck 70, Swans over 50, one is nesting. White headed Herons 68, Masked plover 15, Pied Comorant 1, White Egret 1, White necked Heron 1.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 40.0 8.60 0.10 9.65 82.4 0.30
3.0m 40.0 8.30 0.20 9.48 81.4 0.32
#5669 10 Jun 2011 Approved Notes: 1. AHD 3.00
2.Princetown wetlands Swans 4, Swamp Harrier 3, large egret 1.
3.G4.Water on bearer, large log caught across nearly whole channel. Flats starting to show water cover. Large Wallaby by bridge
4.Between G4 & G5 - all flats underwater -water over bank in areas
5. G5 Turbidity <60 , D.O. mg/l top 9.12 bottom 9.02
depth 3.57.
6. Masked plover 11 on raised ground near bridge
7.Rowans Gully area - Teal, Grey & Chestnut over 100, Shellduck over 50, White Headed Herons 24.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 80.0 9.40 0.20 8.95 77.9 0.33
4.3m 80.0 9.10 0.20 8.81 76.0 0.32
#5623 3 Jun 2011 Approved Notes: 1.AHD 1.64
2. Water is below bearer at G4, no visiable water on flats
3.Flats are water logged from upstream G4 to G6.
4. Water level has reduced around G5 but flats south of the channel are underwater as are low areas on north side. Areas with recently reduced water levels areas are covered by flowering Aponegeton dist.
5. Very large no. of ducks in the wet areas
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 30.0 10.30 0.20 9.67 86.5 0.32
3.0m 30.0 9.80 0.20 9.80 85.0 0.33
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