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  5. 14-03-2026

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M2 Fonterra Floating Pontoon

14 March 2026

Observation details

Overview

Estuary Merri River Estuary
Site Fonterra Floating Pontoon
Observation ID #17473
Date and Time Saturday 14th March 2026 10:20am
Approved Approved

Notes

Water was murky/ green tinge.

 

Thanks & noted; very low freshwater inflows and warm water, mostly likely linked to an algal bloom.  Thanks Jarred.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 18.50 1.40 4.50 48.8 2.70
Previous 19.6 1.4 5.6 61.8 2.7
Median 16.6 1.30 9.40 93.20 2.5
0.5m 18.60 1.40 4.66 51.4 2.76
Previous 21.4 1.4 7.1 80.7 2.7
Median 16.6 1.30 9.40 93.20 2.5
1.0m 18.50 1.40 4.47 50.1 2.71
Previous 19.6 1.4 5.3 58.1 2.7
Median 16.6 1.30 8.33 83.30 2.5
1.5m 18.50 1.40 4.21 46.8 2.71
Previous 21.3 1.4 6.8 77.0 2.7
Median 16.5 1.30 8.33 83.30 2.5

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 20 7.3
Previous 0.1 30 7.6
Median 0.1 15 8.1
Bottom 2.4 22 6.7
Previous 1.6 60 7.2
Median 1.6 15 8.1

Other details

Max depth 1.75
Previous 1.70
Median 1.75
Flow estimate Slow

Observation Documents

Link Date File name Description

Download 		14-08-2026 16:43 MC2_March.jpeg

Preceding Observations

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