Site details

Overview

Estuary Merricks Creek Estuary
CMA Melbourne Water
Type Physico-Chemical
Site code Me1
Site name Bridge at the estuary mouth
Nearest road and town Parklands Avenue, Somers
Description This site is on the closest bridge to the estuary mouth.
Site access Park on Parklands Avenue, Somers and walk along the path behind Lord Somers camp until you get to a bridge.
Land use
  • Urban Industrial
Land use description School camp, vegetated sand dunes.
Status Active
Observation history 05-09-2016 - 03-08-2020

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 05-08-2019 02-09-2019 07-10-2019 04-11-2019 02-12-2019 07-01-2020 03-02-2020 02-03-2020 06-04-2020 04-05-2020 02-06-2020 06-07-2020 03-08-2020
Observation #13229 #13298 #13350 #13380 #13439 #13485 #13549 #13601 #13659 #13694 #13716 #13736 #13765

Observation summaries

Turbidity NTU

05-08-2019 02-09-2019 07-10-2019 04-11-2019 02-12-2019 07-01-2020 03-02-2020 02-03-2020 06-04-2020 04-05-2020 02-06-2020 06-07-2020 03-08-2020
Top 9.0 10.0 9.0 9.0 0.0 80.0 24.0 9.0 10.0 400.0 9.0 9.0 9.0
Bottom

pH

05-08-2019 02-09-2019 07-10-2019 04-11-2019 02-12-2019 07-01-2020 03-02-2020 02-03-2020 06-04-2020 04-05-2020 02-06-2020 06-07-2020 03-08-2020
Top 7.9 7.5 7.8 7.7 7.9 7.5 8.5 7.5 7.0 7.5 7.5 7.7 7.7
Bottom

Ammonia mg/L

05-08-2019 02-09-2019 07-10-2019 04-11-2019 02-12-2019 07-01-2020 03-02-2020 02-03-2020 06-04-2020 04-05-2020 02-06-2020 06-07-2020 03-08-2020
Top
Bottom

Enterococci orgs/100mL

05-08-2019 02-09-2019 07-10-2019 04-11-2019 02-12-2019 07-01-2020 03-02-2020 02-03-2020 06-04-2020 04-05-2020 02-06-2020 06-07-2020 03-08-2020
Top
Bottom

Temperature ° C

04-11-2019 02-12-2019 07-01-2020 03-02-2020 02-03-2020 06-04-2020 06-07-2020
Top 16.50 15.20 17.60 19.80 20.40 13.00 11.90
Bottom 16.50 15.40 17.60 20.60 20.50 15.20 11.90

Salinity ppt

04-11-2019 02-12-2019 07-01-2020 03-02-2020 02-03-2020 06-04-2020 06-07-2020
Top 30.00 31.70 31.40 13.10 14.50 5.70 30.50
Bottom 30.20 31.60 31.30 13.10 14.40 9.20 30.60

D.O. mg/L

04-11-2019 02-12-2019 07-01-2020 03-02-2020 02-03-2020 06-04-2020 06-07-2020
Top 6.17 6.81 0.31 6.44 2.62 7.01 10.12
Bottom 6.00 6.92 0.34 1.12 1.51 1.84 9.98

D.O. % Sat

04-11-2019 02-12-2019 07-01-2020 03-02-2020 02-03-2020 06-04-2020 06-07-2020
Top 75.70 82.50 4.00 76.30 31.60 69.00 113.60
Bottom 73.60 84.00 4.30 13.50 18.20 19.40 112.10

Conductivity mS/cm

04-11-2019 02-12-2019 07-01-2020 03-02-2020 02-03-2020 06-04-2020 06-07-2020
Top 46.10 48.50 48.10 21.78 23.80 10.10 47.09
Bottom 46.42 48.40 47.90 21.74 23.67 15.65 47.11
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