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B1 The Heads

Active Physico-Chemical 09-11-2007 - 15-05-2024

Barwon River Estuary

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227 results found (Displaying 21 - 30)
ID Date Status Details
#2542 20 Sep 2009 Approved Notes:

Incoming tide, quite strong flow, used weights on end of probe. Bridge construction continuing, but no work on Sunday.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 10.0 15.00 34.70 0.00 49.50
2.3m 10.0 13.90 34.70 10.68 49.50
#2741 18 Oct 2009 Approved Notes:

Rain patches, low cloud cover, water looks muddy from above, southerly breeze, tide still incoming(forgot daylight saving time difference), construction work on bridge continuing but not working on it today. Batteries in Hach meter replaced by Matt last week.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 10.0 14.00 34.30 0.34 49.00
1.5m 10.0 13.90 34.40 0.47 49.20
#2909 15 Nov 2009 Approved Notes: 1)Fast flowing outgoing tide.
2) Southerly breeze
3) Light high cloud
4) Can see bottom - very clear
5) No bottom turbidity sample taken as the tide was to low.
6) Bridge construction underway
7) Jetskis passing by.
8) fisherman on pier.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 10.0 21.00 35.40 10.15
1.8m 10.0 20.80 35.30 10.11
#3121 20 Dec 2009 Approved Notes: stiff southerly breeze
overcast, high cloud
big seal seen half and hour previous
2 jet boats
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 10.0 19.40 35.21 9.37
2.1m 10.0 19.10 35.14 9.30
#3122 17 Jan 2010 Approved Notes: lots of fisherpeople
cloudy with showers
stiff south westerly
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 10.0 20.60 36.12 9.09
2.2m 10.0 20.60 35.98 9.10
#3402 21 Feb 2010 Approved Notes: incoming tide infact almost full (OPPS)
brisk southerly
slight chop
swimmers, many kids
no fish caught by fishers
sunny
lots of flying insects

NOTE hach 2 reports D.O. (mg/l) as 1.9% I have written as 10.9% I believe the hach maching is not showing the 0 This needs to be checked
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 10.0 22.20 35.14 10.90
2.8m 10.0 21.60 35.07 10.90
#3403 20 Mar 2010 Approved Notes: some cloud cover
strong tide out
no fish caught by fishers
southerly breeze
construction work on bridge continuing but not working today
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 10.0 21.30 35.28 8.86
2.5m 10.0 21.30 35.21 8.80
#4559 16 Aug 2010 Approved Notes: Very cold so impossible to calibrate

Cloudy cold strong NW winds. no birds,or people tide turning not 2 hours after turning as it should be not ideal time to take measurements but you do what you can
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 10.0 8.0 12.30 33.11 10.95 102.6 47.30
3.0m 10.0 8.0 12.10 32.76 10.96 101.9 46.80
#4560 10 Sep 2010 Approved Notes: very strong outward current where not able to test any depth other than top two as weights just not heavy enough to take gear down.
very large plume as a week after very large rain event.
cloudy and cold.
southerly wind large assortment of birdlife.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 30.0 8.0 13.60 32.62 11.23 106.6 46.60
0.5m 30.0 13.50 32.62 11.30 109.8 46.60
#5435 21 Jan 2011 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 20.0 8.0 20.40 32.41 7.88 88.6 46.30
2.0m 20.0 8.0 19.65 33.32 8.42 92.8 47.60
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