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 - 07-12-2024

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 13-01-2024 10-02-2024 16-03-2024 13-04-2024 11-05-2024 08-06-2024 13-07-2024 10-08-2024 14-09-2024 12-10-2024 09-11-2024 07-12-2024
Observation #15957 #16009 #16107 #16111 #16193 #16203 #16277 #16358 #16441 #16502 #16541 #16601

Observation summaries

Turbidity NTU

13-01-2024 10-02-2024 16-03-2024 13-04-2024 11-05-2024 08-06-2024 13-07-2024 10-08-2024 14-09-2024 12-10-2024 09-11-2024 07-12-2024
Top 16.0 20.0 15.0 15.0 16.0 16.0 10.0 30.0 50.0 33.0 15.0 15.0
Bottom 24.0 21.0 17.0 20.0 30.0 15.0 10.0 30.0 28.0 20.0 16.0 12.0

pH

13-01-2024 10-02-2024 16-03-2024 13-04-2024 11-05-2024 08-06-2024 13-07-2024 10-08-2024 14-09-2024 12-10-2024 09-11-2024 07-12-2024
Top 8.5 8.2 8.1 7.8 8.4 8.0 8.2 9.0 8.2 8.3 8.1 7.9
Bottom 8.4 8.2 8.1 8.0 8.4 8.0 8.1 9.1 8.3 8.4 8.4 7.9

Ammonia mg/L

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

Enterococci orgs/100mL

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

Temperature ° C

13-01-2024 10-02-2024 16-03-2024 13-04-2024 11-05-2024 08-06-2024 13-07-2024 10-08-2024 14-09-2024 12-10-2024 09-11-2024 07-12-2024
Top 23.10 22.00 20.20 16.70 14.70 11.60 10.40 11.10 13.00 16.80 18.30 28.80
Bottom 23.20 21.90 20.00 16.70 14.50 11.50 10.30 11.00 13.00 16.60 18.30 22.70

Salinity ppt

13-01-2024 10-02-2024 16-03-2024 13-04-2024 11-05-2024 08-06-2024 13-07-2024 10-08-2024 14-09-2024 12-10-2024 09-11-2024 07-12-2024
Top 1.00 1.20 1.40 1.40 1.30 1.30 1.40 1.70 1.70 1.70 1.40 1.40
Bottom 1.00 1.20 1.40 1.40 1.20 1.30 1.40 1.70 1.70 1.70 1.90 1.40

D.O. mg/L

13-01-2024 10-02-2024 16-03-2024 13-04-2024 11-05-2024 08-06-2024 13-07-2024 10-08-2024 14-09-2024 12-10-2024 09-11-2024 07-12-2024
Top 9.01 6.85 5.50 6.48 17.05 13.87 8.53 16.48 15.80 12.78 10.41 8.77
Bottom 8.67 5.73 4.32 5.70 13.80 12.74 8.51 16.04 15.57 10.97 8.46 8.91

D.O. % Sat

13-01-2024 10-02-2024 16-03-2024 13-04-2024 11-05-2024 08-06-2024 13-07-2024 10-08-2024 14-09-2024 12-10-2024 09-11-2024 07-12-2024
Top 105.60 78.50 60.70 67.50 163.50 128.00 75.30 150.90 152.50 132.00 110.60 104.90
Bottom 101.90 67.00 47.10 59.50 137.90 116.50 75.20 145.30 150.10 112.90 88.60 103.40

Conductivity mS/cm

13-01-2024 10-02-2024 16-03-2024 13-04-2024 11-05-2024 08-06-2024 13-07-2024 10-08-2024 14-09-2024 12-10-2024 09-11-2024 07-12-2024
Top 1.91 2.35 2.66 2.66 2.48 2.56 2.75 3.29 3.29 3.24 3.55 2.76
Bottom 1.91 2.35 2.66 2.67 2.36 2.59 2.75 3.31 3.31 3.25 3.55 2.75
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