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 - 01-04-2024

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 01-05-2023 05-06-2023 07-07-2023 07-08-2023 05-09-2023 03-10-2023 06-11-2023 05-12-2023 09-01-2024 05-02-2024 06-03-2024 01-04-2024
Observation #15497 #15563 #15622 #15691 #15732 #15777 #15828 #15891 #15949 #15994 #16044 #16082

Observation summaries

Turbidity NTU

01-05-2023 05-06-2023 07-07-2023 07-08-2023 05-09-2023 03-10-2023 06-11-2023 05-12-2023 09-01-2024 05-02-2024 06-03-2024 01-04-2024
Top 10.0 9.0 12.0 12.0 9.0 12.0 9.0 50.0 32.0 9.0 18.0 9.0
Bottom

pH

01-05-2023 05-06-2023 07-07-2023 07-08-2023 05-09-2023 03-10-2023 06-11-2023 05-12-2023 09-01-2024 05-02-2024 06-03-2024 01-04-2024
Top 8.1 7.8 7.4 7.2 7.2 6.8 6.5 6.8 6.8 6.6 7.0
Bottom

Ammonia mg/L

01-05-2023 05-06-2023 07-07-2023 07-08-2023 05-09-2023 03-10-2023 06-11-2023 05-12-2023 09-01-2024 05-02-2024 06-03-2024 01-04-2024
Top
Bottom

Enterococci orgs/100mL

01-05-2023 05-06-2023 07-07-2023 07-08-2023 05-09-2023 03-10-2023 06-11-2023 05-12-2023 09-01-2024 05-02-2024 06-03-2024 01-04-2024
Top
Bottom

Temperature ° C

01-05-2023 05-06-2023 07-07-2023 07-08-2023 05-09-2023 03-10-2023 06-11-2023 05-12-2023 09-01-2024 05-02-2024 06-03-2024 01-04-2024
Top 13.30 14.50 10.20 11.60 12.80 16.50 20.80 20.70 27.90 23.50 25.90 18.80
Bottom 18.90 14.40 10.20 12.00 12.90 16.50 16.50 19.50 21.70 22.90 20.90 21.50

Salinity ppt

01-05-2023 05-06-2023 07-07-2023 07-08-2023 05-09-2023 03-10-2023 06-11-2023 05-12-2023 09-01-2024 05-02-2024 06-03-2024 01-04-2024
Top 1.40 33.30 19.50 22.20 27.70 29.60 26.50 22.20 1.80 11.60 37.80 34.80
Bottom 32.20 33.80 19.40 33.00 27.80 30.20 33.90 31.00 3.70 33.90 35.50 36.50

D.O. mg/L

01-05-2023 05-06-2023 07-07-2023 07-08-2023 05-09-2023 03-10-2023 06-11-2023 05-12-2023 09-01-2024 05-02-2024 06-03-2024 01-04-2024
Top 3.42 3.19 6.62 3.51 4.59 3.66 0.36 0.20 0.61 2.84 0.25 3.39
Bottom 0.00 1.12 6.82 3.13 4.65 3.19 0.20 0.21 0.16 1.16 0.34 0.17

D.O. % Sat

01-05-2023 05-06-2023 07-07-2023 07-08-2023 05-09-2023 03-10-2023 06-11-2023 05-12-2023 09-01-2024 05-02-2024 06-03-2024 01-04-2024
Top 32.90 38.40 66.80 37.20 51.60 44.90 4.70 2.50 7.90 35.70 3.70 44.70
Bottom 0.00 13.50 68.80 35.80 53.30 39.20 2.50 2.70 1.80 16.50 4.70 2.40

Conductivity mS/cm

01-05-2023 05-06-2023 07-07-2023 07-08-2023 05-09-2023 03-10-2023 06-11-2023 05-12-2023 09-01-2024 05-02-2024 06-03-2024 01-04-2024
Top 2.60 50.70 31.43 33.31 43.11 45.58 41.29 35.15 3.44 19.44 56.80 52.70
Bottom 49.00 51.40 31.27 50.50 43.19 44.64 51.50 47.50 6.79 51.60 53.70 55.00
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