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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 51 - 60)
ID Date Status Details
#4582 16 Oct 2010 Approved
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 0.33
#4545 9 Oct 2010 Approved Notes: 1. AHD 1.77
2.Rainfall 02/10/10 - 09/10/10 =19ml
3.NOP 1.270 141.2 SOP 1.967 381.3
4.Water extremely reddish brown colour, pollen and debris on surface
5.Tree frogs & Marsh frogs calling from east wetlands
6.G6- G5 water on flats further reduced. G5- water reducing, increase of Aponogeton dist. in drainage areas (flowering)
7.G4 Arum lillies increasing
8.G6-G5 nesting plovers 3 pr. Whitefaced herons 11
Black comorant 1, Large white egret 1,
G5-G4 Correllas 12, Black Swans 50+ also 2 cygnets, Shellduck 20+, Pied comorant 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 7.5 12.30 0.10 8.12 75.8 0.31
3.0m 30.0 12.20 0.20 8.20 76.4 0.32
#4524 2 Oct 2010 Approved Notes: 1.AHD 2.02
2.NOP 1.290 131.6 SOP 1.954 369 (02/10/10)
3. Water very reddish brown withlarge amount of blackwood blossoms & pollen on surface
4.Large no. Marsh frogs & Tree frogs calling
5.Flats below G6 not covered with water
6. Rainfall 25/09/10 - 01/10/10 =21.5 ml
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 40.0 7.5 10.40 0.10 9.09 84.2 0.30
3.1m 40.0 10.70 0.10 9.44 85.0 0.30
#4503 24 Sep 2010 Approved Notes:
    5.Banks have been scoured by flood water Bitterns 4 seen upstream G6.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 30.0 7.5 11.50 0.10 8.05 73.8 0.28
3.4m 30.0 11.40 0.10 8.11 74.1 0.30
#4483 17 Sep 2010 Approved Notes: 1.AHD 2.76
2. NOP 1.936 0 SOP 2.772 2,940.4
3.Rainfall 10.09.10 to 17.09.10 =11.5ml
4. Blackwoods in full flower , large amount od flowers
and pollen in water
Aponogeton dist. flowering in drainage lines and
around G5
5. Bottom turbidity not taken
Water reddish brown colour
6. Flood levels reducing but flats between G6 & G4
underwater
7. Birds
1 Swan & 1 Cygnet
2 Swans & 2 Cygnets
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 40.0 7.5 10.80 0.10 7.87 71.1 0.27
4.0m 40.0 10.60 0.10 7.95 71.7 0.27
#4341 4 Sep 2010 Approved Notes: 1.AHD 3.47
2. NOP 2.316 0 SOP 3.814 18,873.6
3.River banks well scoured. Vegetation and rocks have been removed. Rocks from reconstruction (1952)
are scattered along bank. Original bridge supports visiable on both sides
4.Turbidity north of G6 <200
5.Height of flood water lower but valley still flooded
Water clearing below G4
6.Birds between G6 &G4
Swans 32, Mountain Duck -many, White headed Herons 4, White necked Herons 2, Gt. White Egret 1.
7.Aponogeton dist. emerging in deeper drains
8.Rainfall 01.09.04 to 04.09.10 = 28.5ml
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 60.0 7.0 10.80 0.10 8.10 72.6 0.28
4.5m 60.0
#4101 6 Aug 2010 Approved Notes: 1. AHD.3.62
2. Rainfall 37.5ml between 01.08.10 & 06.08.10
3.G4. water just below deck of bridge but flowing through between bearer & boards
4.Flood water receeding slightly between G6 &G4.
5. water on flats between G4 &G3 but no water over O.O.R
5 Birds
Shellduck 4, Swans 8, Gt.White Egret 1, Woodduck 8,
Whiteheaded Heron 12, Blackduck 15, Ch.Teal 4,
Grey Teal 2. Many currawongs, Magpies, mudlarks & Kookaburras.
Many water birds on flood water south of G5.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 100.0 9.70 0.10 7.57 66.7 0.30
2.0m 100.0 9.70 0.10 7.59 66.8 0.30
#4085 31 Jul 2010 Approved Notes: 1. AHD. 1.30
2. N.O.P 0.930 174.7 S.O.P 1.486 188.8
3.Rainfall 24.07.10 to 31.07.10 = 20ml.
4. Turbidity at G4 <30 No surface water around G4.
Bridge bearer above water .
5. Birds G6 to G4
Wedgetail eagle 1, Shellduck 14, Ch.Teal 36,
Pied comorant 1, Swans 34, 2 more nesting.
Many more Swans and other water birds on south side of river. (reducing flood water)
Plover 7+ 2 nesting, Whiteheaded heron 8,
Little Grebe 3, White Headed Heron 2.
6. Many Starlings in Boxthorn around G5.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 50.0 11.00 0.20 9.98 89.9 0.34
2.4m 50.0 10.10 0.20 10.35 92.2 0.35
#4423 23 Jul 2010 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 50.0 7.0 9.20 0.20 9.72 84.9 0.35
2.9m 50.0 7.0 9.10 0.20 9.75 84.8 0.36
#3962 17 Jul 2010 Approved Notes: 1. AHD 2.28
2.Rainfall 12.07.10 to 17.07.10 = 46ml
3. NOP 1.530 0 SOP 2.423 1268
4.Flats from G6 to downstream G5 have water cover.
No water visible water on flats around G4. Bridge bearer is above water level
5.Water birds have moved to flooded flats south of river channel and are difficult to count.
Shellduck over 100, Many Teal and Blackduck, 8 Masked Plover, Swans -over 100 with 1 on nest, 2 Swans + 7 young at Princetown, 1 Grebe, 18+ White headed Herons, 2 White necked Herons. Many Magpies and Mud Larks
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 80.0 9.20 0.20 9.11 79.2 0.33
3.5m 80.0 9.00 0.20 9.11 78.7 0.35
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