Observation details

Overview

Estuary Gellibrand River Estuary
Site Bridge at Latrobe Creek Mouth as it enters the Gellibrand
Observation ID #11897
Date and Time Friday 16th March 2018 15:05pm
Approved Approved

Notes

AHD G2 0.73 @  11:05

Very slow flow U/S

Oily slick at side of streamside veg. possibly dispersed by small wind driven waves mid channel

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 18.40 1.40 5.06 54.4 2.76 S.E. wind 2-3 strengthing
Previous 19.5 1.7 3.5 38.5 3.3
Median 18.7 1.90 6.82 72.30 3.6
0.5m 18.10 1.50 4.99 53.3 2.79
Previous 20.6 2.4 0.0 0.4 4.5
Median 17.1 1.90 6.82 72.30 3.6
1.0m 18.70 3.30 1.50 16.3 6.26 NTU's 59.3 (similar to G2)
Previous 17.9 9.9 1.7 19.0 16.6
Median 18.0 2.70 6.54 73.20 5.0
1.5m 18.20 12.90 4.22 49.3 21.69
Previous 20.6 2.4 0.0 0.4 4.5
Median 18.0 2.40 6.54 73.20 4.5
2.0m 18.10 27.70 4.44 53.4 32.81
Previous 17.6 26.1 3.9 47.3 40.7
Median 17.1 21.70 5.18 60.40 34.6
2.5m 18.00 25.20 3.62 44.2 39.54
Previous 20.4 2.4 0.0 0.4 4.5
Median 16.6 21.20 5.18 60.40 33.6
2.7m 18.00 26.40 3.46 42.7 41.34
Previous 19.8 3.0 0.1 0.7 5.5
Median 16.6 21.70 5.79 60.50 34.6

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 12 6.9
Previous 0.1 2 7.4
Median 0.1 9 6.9
Bottom 2.7 4 7.3
Previous 2.8 1 7.1
Median 2.9 32 7.2

Other details

Max depth 2.84
Previous 2.90
Median 3.00
Flow estimate Slow

Observation Documents

Link Date File name Description

Preceding Observations

C Estuary is closed to the sea. O Estuary is open to the sea. P Perched
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