Observation details

Overview

Estuary Merri River Estuary
Site Fonterra Floating Pontoon
Observation ID #14666
Date and Time Saturday 14th May 2022 10:46am
Approved Approved

Notes

Dusky moorhen, Pacific black duck, Chestnut teal, Little pied cormorant., 

 

Hi everyone, great data set once again & looks like some late season algal blooms have been persisting - shown by the high DO readings.  Typical of the Merri however, as Nitrate and Phosphurus levels are generally elevated in the catchment.  Thanks.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 14.80 1.30 14.78 146.4 2.59
Previous 18.5 1.3 16.3 172.0 2.5
Median 17.1 1.20 8.48 77.20 2.4
0.5m 14.70 1.30 14.73 146.1 2.59
Previous 20.0 1.2 10.2 113.1 2.4
Median 15.6 1.20 8.02 77.20 2.3
1.0m 14.70 1.30 14.70 144.6 2.59
Previous 18.3 1.3 13.5 140.3 2.5
Median 16.9 1.20 8.08 74.00 2.4
1.5m 14.70 1.30 14.79 145.0 2.59
Previous 19.7 1.2 9.6 90.8 2.4
Median 15.1 1.20 7.92 74.00 2.3

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 19 8.3
Previous 0.1 13 8.6
Median 0.1 10 8.2
Bottom 1.5 19 8.3
Previous 1.5 12 8.6
Median 1.7 12 8.3

Other details

Max depth 1.60
Previous 1.60
Median 1.80
Flow estimate N/A

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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