Site details

Overview

Estuary Merri River Estuary
CMA Glenelg Hopkins CMA
Type Physico-Chemical
Site code M2
Site name Fonterra Floating Pontoon
Nearest road and town The Esplanade
Description The floating pontoon at the end of the Esplanade, Warrnambool.
Site access Turn right from the Princes Highway into the Esplanade before it crosses the Merri River. Follow the Esplanade until you reach the floating pontoon.
Land use
  • Native Bushland
  • Recreational
  • Urban Industrial
Land use description
Status Active
Observation history 17-11-2013 - 13-04-2024

Map

Observations

C Estuary is closed to the sea. O Estuary is open to the sea. P Perched
Turbidity tubes do not measure below 9 NTU; Chart values of 9 should be interpreted as < 9 NTU

Observations

Date 13-05-2023 17-06-2023 15-07-2023 12-08-2023 09-09-2023 14-10-2023 11-11-2023 09-12-2023 13-01-2024 10-02-2024 16-03-2024 13-04-2024
Observation #15522 #15581 #15659 #15696 #15758 #15795 #15836 #15912 #15957 #16009 #16107 #16111

Observation summaries

Turbidity NTU

13-05-2023 17-06-2023 15-07-2023 12-08-2023 09-09-2023 14-10-2023 11-11-2023 09-12-2023 13-01-2024 10-02-2024 16-03-2024 13-04-2024
Top 9.0 13.0 18.0 16.0 17.0 12.0 12.5 22.0 16.0 20.0 15.0 15.0
Bottom 9.0 13.0 22.0 9.0 17.0 12.0 17.0 22.0 24.0 21.0 17.0 20.0

pH

13-05-2023 17-06-2023 15-07-2023 12-08-2023 09-09-2023 14-10-2023 11-11-2023 09-12-2023 13-01-2024 10-02-2024 16-03-2024 13-04-2024
Top 7.8 7.9 7.6 7.5 8.4 8.3 8.1 8.5 8.2 8.1 7.8
Bottom 7.8 7.8 7.6 7.7 8.5 8.2 8.1 8.4 8.2 8.1 8.0

Ammonia mg/L

13-05-2023 17-06-2023 15-07-2023 12-08-2023 09-09-2023 14-10-2023 11-11-2023 09-12-2023 13-01-2024 10-02-2024 16-03-2024 13-04-2024
Top
Bottom

Enterococci orgs/100mL

13-05-2023 17-06-2023 15-07-2023 12-08-2023 09-09-2023 14-10-2023 11-11-2023 09-12-2023 13-01-2024 10-02-2024 16-03-2024 13-04-2024
Top
Bottom

Temperature ° C

13-05-2023 17-06-2023 15-07-2023 12-08-2023 09-09-2023 14-10-2023 11-11-2023 09-12-2023 13-01-2024 10-02-2024 16-03-2024 13-04-2024
Top 13.40 11.30 11.10 12.00 11.70 16.40 20.50 21.90 23.10 22.00 20.20 16.70
Bottom 13.20 11.30 11.00 11.90 11.60 16.30 20.20 21.90 23.20 21.90 20.00 16.70

Salinity ppt

13-05-2023 17-06-2023 15-07-2023 12-08-2023 09-09-2023 14-10-2023 11-11-2023 09-12-2023 13-01-2024 10-02-2024 16-03-2024 13-04-2024
Top 1.30 1.30 0.70 1.10 1.30 1.40 1.30 1.20 1.00 1.20 1.40 1.40
Bottom 1.30 1.30 0.70 1.10 1.30 1.40 1.30 1.20 1.00 1.20 1.40 1.40

D.O. mg/L

13-05-2023 17-06-2023 15-07-2023 12-08-2023 09-09-2023 14-10-2023 11-11-2023 09-12-2023 13-01-2024 10-02-2024 16-03-2024 13-04-2024
Top 7.26 8.70 8.42 8.66 12.09 14.71 14.44 9.87 9.01 6.85 5.50 6.48
Bottom 6.27 7.60 8.35 7.73 12.00 13.68 13.98 10.12 8.67 5.73 4.32 5.70

D.O. % Sat

13-05-2023 17-06-2023 15-07-2023 12-08-2023 09-09-2023 14-10-2023 11-11-2023 09-12-2023 13-01-2024 10-02-2024 16-03-2024 13-04-2024
Top 69.00 80.50 76.20 81.50 113.00 150.10 155.60 114.30 105.60 78.50 60.70 67.50
Bottom 59.50 71.30 74.30 72.20 109.10 141.20 151.80 113.30 101.90 67.00 47.10 59.50

Conductivity mS/cm

13-05-2023 17-06-2023 15-07-2023 12-08-2023 09-09-2023 14-10-2023 11-11-2023 09-12-2023 13-01-2024 10-02-2024 16-03-2024 13-04-2024
Top 2.48 2.56 1.38 2.20 2.57 2.76 2.44 2.25 1.91 2.35 2.66 2.66
Bottom 2.48 2.47 1.43 2.23 2.57 2.72 2.45 2.36 1.91 2.35 2.66 2.67
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