Site details

Overview

Estuary Merricks Creek Estuary
CMA Melbourne Water
Type Physico-Chemical
Site code Me2
Site name Balnarring Bridge
Nearest road and town Ballnarring Beach Road, Ballnarring
Description Monitoring is conducted from the Balnarring Beach Road Bridge.
Site access Park at the Parks Victoria office and walk to the centre of the Balnarring Beach Road Bridge.
Land use
  • Native Bushland
  • Urban Residential
Land use description Township of Balnarring and Foreshore Reserve.
Status Active
Observation history 01-02-2016 - 03-12-2018

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 02-01-2018 05-02-2018 05-03-2018 02-04-2018 08-05-2018 02-06-2018 04-07-2018 06-08-2018 03-09-2018 01-10-2018 05-11-2018 03-12-2018
Observation #11697 #11767 #11866 #11929 #12042 #12144 #12241 #12308 #12380 #12428 #12487 #12563

Observation summaries

Turbidity NTU

02-01-2018 05-02-2018 05-03-2018 02-04-2018 08-05-2018 02-06-2018 04-07-2018 06-08-2018 03-09-2018 01-10-2018 05-11-2018 03-12-2018
Top 14.0 12.0 13.0 28.0 22.0 10.0 10.0 10.0 10.0 10.0 22.0 21.0
Bottom 14.0 14.0 10.0 23.0 31.0 10.0 10.0 10.0 10.0 17.0 22.0 32.0

pH

02-01-2018 05-02-2018 05-03-2018 02-04-2018 08-05-2018 02-06-2018 04-07-2018 06-08-2018 03-09-2018 01-10-2018 05-11-2018 03-12-2018
Top 7.8 7.7 7.7 8.0 7.9 8.6 8.2 8.7 8.8 7.9 8.4 8.0
Bottom 7.5 7.7 7.7 7.8 7.8 7.8 7.3 7.7 7.8 7.1 7.6 7.0

Temperature ° C

02-01-2018 05-02-2018 05-03-2018 02-04-2018 08-05-2018 02-06-2018 04-07-2018 06-08-2018 03-09-2018 01-10-2018 05-11-2018 03-12-2018
Top 25.30 27.00 20.40 17.40 14.20 12.60 9.50 10.70 9.70 19.50 19.00 24.00
Bottom 24.10 25.70 20.20 17.70 15.30 15.30 14.70 12.40 9.60 17.00 19.00 21.90

Salinity ppt

02-01-2018 05-02-2018 05-03-2018 02-04-2018 08-05-2018 02-06-2018 04-07-2018 06-08-2018 03-09-2018 01-10-2018 05-11-2018 03-12-2018
Top 30.50 29.20 33.10 32.50 31.90 6.50 2.10 2.10 1.50 15.20 13.10 12.40
Bottom 33.00 32.20 33.50 32.40 31.90 21.70 27.80 28.40 1.50 30.50 27.60 22.70

D.O. mg/L

02-01-2018 05-02-2018 05-03-2018 02-04-2018 08-05-2018 02-06-2018 04-07-2018 06-08-2018 03-09-2018 01-10-2018 05-11-2018 03-12-2018
Top 1.70 2.14 3.10 3.41 5.24 9.80 12.94 4.77 13.60 3.10 3.70 2.27
Bottom 1.70 2.05 2.60 3.11 3.45 4.35 4.10 3.00 12.00 2.20 3.80 3.15

D.O. % Sat

02-01-2018 05-02-2018 05-03-2018 02-04-2018 08-05-2018 02-06-2018 04-07-2018 06-08-2018 03-09-2018 01-10-2018 05-11-2018 03-12-2018
Top 24.90 31.00 41.00 43.60 62.00 96.90 112.50 42.50 121.00 37.00 43.10 29.50
Bottom 24.30 30.00 34.80 39.90 41.50 49.40 48.30 33.00 108.00 27.00 48.40 41.30

Conductivity mS/cm

02-01-2018 05-02-2018 05-03-2018 02-04-2018 08-05-2018 02-06-2018 04-07-2018 06-08-2018 03-09-2018 01-10-2018 05-11-2018 03-12-2018
Top 46.80 45.40 50.40 49.60 48.90 7.90 3.75 3.80 2.87 24.80 21.80 20.60
Bottom 50.30 49.20 50.90 49.50 48.80 34.39 43.20 44.00 2.90 46.90 27.60 35.90
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