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 - 11-03-2023

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 09-04-2022 14-05-2022 11-06-2022 09-07-2022 13-08-2022 10-09-2022 08-10-2022 10-12-2022 14-01-2023 11-02-2023 11-03-2023
Observation #14590 #14666 #14738 #14875 #14939 #15009 #15070 #15166 #15222 #15279 #15344

Observation summaries

Turbidity NTU

09-04-2022 14-05-2022 11-06-2022 09-07-2022 13-08-2022 10-09-2022 08-10-2022 10-12-2022 14-01-2023 11-02-2023 11-03-2023
Top 13.0 19.0 9.0 9.0 10.0 12.5 17.0 30.0 14.0 10.0
Bottom 12.0 19.0 9.0 9.0 9.0 7.0 19.0 27.0 14.0 10.0

pH

09-04-2022 14-05-2022 11-06-2022 09-07-2022 13-08-2022 10-09-2022 08-10-2022 10-12-2022 14-01-2023 11-02-2023 11-03-2023
Top 8.6 8.3 7.7 7.6 8.1 7.1 7.7 8.2 8.6 8.4 8.3
Bottom 8.6 8.3 7.8 7.7 8.1 7.3 7.7 7.9 8.7 8.5 8.1

Ammonia mg/L

09-04-2022 14-05-2022 11-06-2022 09-07-2022 13-08-2022 10-09-2022 08-10-2022 10-12-2022 14-01-2023 11-02-2023 11-03-2023
Top
Bottom

Enterococci orgs/100mL

09-04-2022 14-05-2022 11-06-2022 09-07-2022 13-08-2022 10-09-2022 08-10-2022 10-12-2022 14-01-2023 11-02-2023 11-03-2023
Top
Bottom

Temperature ° C

09-04-2022 14-05-2022 11-06-2022 09-07-2022 13-08-2022 10-09-2022 08-10-2022 10-12-2022 14-01-2023 11-02-2023 11-03-2023
Top 18.70 14.80 10.50 10.70 11.30 13.90 15.60 19.80 24.70 22.40 18.30
Bottom 18.30 14.70 10.40 10.70 11.10 12.90 14.90 18.90 24.30 22.40 18.00

Salinity ppt

09-04-2022 14-05-2022 11-06-2022 09-07-2022 13-08-2022 10-09-2022 08-10-2022 10-12-2022 14-01-2023 11-02-2023 11-03-2023
Top 1.30 1.30 1.30 1.80 1.60 0.70 0.20 0.80 1.10 1.00 1.20
Bottom 1.30 1.30 1.30 1.80 1.60 0.70 0.70 0.80 1.10 1.00 1.20

D.O. mg/L

09-04-2022 14-05-2022 11-06-2022 09-07-2022 13-08-2022 10-09-2022 08-10-2022 10-12-2022 14-01-2023 11-02-2023 11-03-2023
Top 16.20 14.78 11.01 9.75 8.48 6.65 5.30 11.36 15.43 14.30
Bottom 13.50 14.79 9.32 8.91 7.69 5.66 4.88 8.15 12.60 11.05

D.O. % Sat

09-04-2022 14-05-2022 11-06-2022 09-07-2022 13-08-2022 10-09-2022 08-10-2022 10-12-2022 14-01-2023 11-02-2023 11-03-2023
Top 174.00 146.40 99.10 89.10 79.30 65.00 53.50 126.00 178.50 155.10
Bottom 140.30 145.00 83.30 81.50 69.90 54.20 49.40 89.00 138.60 118.40

Conductivity mS/cm

09-04-2022 14-05-2022 11-06-2022 09-07-2022 13-08-2022 10-09-2022 08-10-2022 10-12-2022 14-01-2023 11-02-2023 11-03-2023
Top 2.50 2.59 2.49 3.42 3.00 1.32 1.34 1.57 2.14 2.00 2.26
Bottom 2.51 2.59 2.53 3.42 2.98 1.34 1.33 1.54 2.14 2.00 2.27
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