Skip to content
 
EstuaryWatch Data Portal
Volunteer Login
  1. Find My WaterWay
  2. Estuaries
  3. Hopkins River Estuary
  4. Observations
  5. 16-10-2026

Back to list of observations

H2 Site two (Riverboat Cruise Pontoon)

16 October 2026

Observation details

Overview

Estuary Hopkins River Estuary
Site Site two (Riverboat Cruise Pontoon)
Observation ID #17737
Date and Time Friday 16th October 2026 17:30pm
Approved Approved

Notes

Great results also.  Very similar trend to what was seen at H1 - see my comments - but in summary: Strong salt-wedge due to receding flows, and warming and nutrient rich top layer containing above normal levels of algae growth.

Thanks Jarred

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 19.30 18.00 13.88 166.7 29.01
Previous 14.2 3.6 9.2 91.4 6.5
Median 16.2 11.70 9.24 103.40 19.5
0.5m 19.00 18.10 13.50 160.4 29.25
Previous 13.3 1.9 8.8 83.1 3.6
Median 17.5 12.60 9.29 103.50 20.5
1.0m 18.70 18.30 13.76 162.1 29.52
Previous 13.5 8.5 8.3 83.1 14.7
Median 16.0 20.00 8.41 96.00 31.9
1.5m 15.60 30.50 9.67 115.7 47.02
Previous 13.5 26.4 6.2 69.0 41.2
Median 16.2 20.00 8.42 96.50 31.9
2.0m 15.40 31.60 8.21 98.3 48.49
Previous 13.9 28.9 4.3 49.1 44.7
Median 15.9 26.80 7.35 89.30 41.8
2.5m 15.30 32.40 7.57 91.2 49.51
Previous 13.8 31.0 6.0 67.7 47.6
Median 15.9 26.80 7.53 90.20 41.8

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 8.3
Previous 0.1 12 8.3
Median 0.1 9 8.2
Bottom 2.6 10 8.1
Previous 3.2 11 8.0
Median 3.1 10 8.1

Other details

Max depth 2.80
Previous 3.40
Median 3.30
Flow estimate N/A

Observation Documents

Link Date File name Description
Download 18-10-2026 12:31 img20261018_12182607.pdf

Preceding Observations

C Estuary is closed to the sea. O Estuary is open to the sea. P Perched
We acknowledge and respect Victorian Traditional Owners as the original custodians of Victoria’s land and waters, their unique ability to care for Country and deep spiritual connection to it.
We honour Elders past and present whose knowledge and wisdom has ensured the continuation of culture and traditional practices.
Creative Commons CC BY All content, files, data and images provided by the EstuaryWatch Data Portal subject to a Creative Commons Attribution License Data portal by CeRDI