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 - 05-08-2019

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 03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 04-02-2019 04-03-2019 01-04-2019 06-05-2019 03-06-2019 01-07-2019 05-08-2019
Observation #12369 #12430 #12485 #12565 #12626 #12682 #12735 #12802 #12905 #13107 #13175 #13229

Observation summaries

Turbidity NTU

03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 04-02-2019 04-03-2019 01-04-2019 06-05-2019 03-06-2019 01-07-2019 05-08-2019
Top 5.0 10.0 12.0 5.0 15.0 10.0 10.0 9.0 16.0 17.0 9.0 9.0
Bottom

pH

03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 04-02-2019 04-03-2019 01-04-2019 06-05-2019 03-06-2019 01-07-2019 05-08-2019
Top 7.2 6.9 7.0 7.0 7.0 7.0 7.1 7.5 7.4 7.7 7.6 7.9
Bottom

Ammonia mg/L

03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 04-02-2019 04-03-2019 01-04-2019 06-05-2019 03-06-2019 01-07-2019 05-08-2019
Top
Bottom

Enterococci orgs/100mL

03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 04-02-2019 04-03-2019 01-04-2019 06-05-2019 03-06-2019 01-07-2019 05-08-2019
Top
Bottom

Temperature ° C

01-10-2018 05-11-2018 03-12-2018 01-04-2019 06-05-2019 03-06-2019 01-07-2019
Top 13.40 17.30 18.10 15.20 14.00 11.90 11.40
Bottom 17.20 18.00 18.10 15.00 16.00 12.60 11.40

Salinity ppt

01-10-2018 05-11-2018 03-12-2018 01-04-2019 06-05-2019 03-06-2019 01-07-2019
Top 11.60 13.00 8.70 32.30 29.40 8.40 28.90
Bottom 24.50 28.70 16.30 35.20 33.40 29.00 29.20

D.O. mg/L

01-10-2018 05-11-2018 03-12-2018 01-04-2019 06-05-2019 03-06-2019 01-07-2019
Top 6.22 1.14 3.25 3.48 1.10 4.75 8.90
Bottom 0.38 0.60 2.42 3.06 0.58 0.54 8.88

D.O. % Sat

01-10-2018 05-11-2018 03-12-2018 01-04-2019 06-05-2019 03-06-2019 01-07-2019
Top 64.10 12.60 36.30 42.30 12.90 46.40 97.90
Bottom 4.80 7.60 28.20 37.00 7.20 6.10 97.80

Conductivity mS/cm

01-10-2018 05-11-2018 03-12-2018 01-04-2019 06-05-2019 03-06-2019 01-07-2019
Top 19.40 21.60 14.90 49.41 45.40 14.39 44.81
Bottom 38.20 44.40 26.20 49.60 50.80 44.90 45.19
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