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 - 04-02-2019

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 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 07-01-2019 04-02-2019
Observation #11866 #11929 #12042 #12144 #12241 #12308 #12380 #12428 #12487 #12563 #12628 #12683

Observation summaries

Turbidity NTU

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 07-01-2019 04-02-2019
Top 13.0 28.0 22.0 10.0 10.0 10.0 10.0 10.0 22.0 21.0 60.0 17.0
Bottom 10.0 23.0 31.0 10.0 10.0 10.0 10.0 17.0 22.0 32.0 60.0

pH

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 07-01-2019 04-02-2019
Top 7.7 8.0 7.9 8.6 8.2 8.7 8.8 7.9 8.4 8.0 8.0 7.5
Bottom 7.7 7.8 7.8 7.8 7.3 7.7 7.8 7.1 7.6 7.0 7.5

Temperature ° C

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 07-01-2019
Top 20.40 17.40 14.20 12.60 9.50 10.70 9.70 19.50 19.00 24.00 19.80
Bottom 20.20 17.70 15.30 15.30 14.70 12.40 9.60 17.00 19.00 21.90 20.00

Salinity ppt

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 07-01-2019
Top 33.10 32.50 31.90 6.50 2.10 2.10 1.50 15.20 13.10 12.40 30.00
Bottom 33.50 32.40 31.90 21.70 27.80 28.40 1.50 30.50 27.60 22.70 28.20

D.O. mg/L

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 07-01-2019
Top 3.10 3.41 5.24 9.80 12.94 4.77 13.60 3.10 3.70 2.27 4.70
Bottom 2.60 3.11 3.45 4.35 4.10 3.00 12.00 2.20 3.80 3.15 4.60

D.O. % Sat

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 07-01-2019
Top 41.00 43.60 62.00 96.90 112.50 42.50 121.00 37.00 43.10 29.50 63.00
Bottom 34.80 39.90 41.50 49.40 48.30 33.00 108.00 27.00 48.40 41.30 60.00

Conductivity mS/cm

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 07-01-2019
Top 50.40 49.60 48.90 7.90 3.75 3.80 2.87 24.80 21.80 20.60 46.00
Bottom 50.90 49.50 48.80 34.39 43.20 44.00 2.90 46.90 27.60 35.90 43.60
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