Observation #12800 31-03-2019 | G2: Old Coach Road Bridge Princetown

Estuary	Gellibrand River Estuary
Site	Old Coach Road Bridge Princetown
Observation ID	#12800
Date and Time	Sunday 31st March 2019 13:50pm
Approved	Approved

AHD G6 1.68 @11:00 G2 1.68 @ 11:45

GOR sheet attached for comparison

Depth m		Temperature °C	Salinity ppt	D.O. mg/L	D.O. % sat	EC mS/cm	Notes
0.1m		15.00	1.90	7.06	71.0	3.49	Wind SE 4 stronger gusts=waves to G2
	Previous	17.4	4.9	6.6	70.4	8.7
	Median	17.7	2.30	6.78	70.50	4.2
0.5m		14.80	2.00	6.87	68.6	3.72	E.C. erratic
	Previous	20.6	1.6	5.9	66.3	3.0
	Median	17.7	2.20	6.78	70.50	4.2
1.0m		14.70	2.90	4.89	48.2	5.27	"
	Previous	14.4	17.0	6.2	70.1	27.8
	Median	18.0	5.80	7.00	70.10	10.3
1.5m		17.90	14.10	0.06	0.7	19.70	" very erratic D.O. erratic
	Previous	20.9	2.7	7.4	84.3	5.0
	Median	18.0	5.40	7.00	69.80	9.4
2.0m		17.80	18.90	3.61	42.6	30.35	" " "
	Previous	16.9	21.3	7.6	89.2	33.9
	Median	17.3	21.00	6.07	66.90	33.5
2.5m		17.60	21.10	4.98	59.3	33.54	"
	Previous	18.7	18.2	3.7	44.1	29.5
	Median	17.3	20.20	5.88	64.20	32.2
3.0m		17.30	22.60	5.66	67.6	35.72	"
	Previous	17.6	24.7	4.5	54.2	38.7
	Median	17.6	28.20	4.12	50.60	43.7
3.5m		17.60	24.40	3.79	45.9	38.27	"
	Previous	19.3	27.4	0.6	8.1	42.6
	Median	17.6	28.20	4.04	49.70	43.7
4.0m		18.10	26.50	0.29	3.5	41.22
	Previous	18.8	28.3	0.0	0.6	43.9
	Median	18.8	29.60	1.08	13.70	45.7
4.5m		18.50	27.90	0.05	0.6	43.27
	Previous	19.1	29.6	0.4	5.6	45.7
	Median	18.9	29.80	1.23	14.30	45.7
5.0m		18.60	28.40	0.05	0.6	43.94
	Previous	18.8	28.5	0.0	0.5	44.0
	Median	18.8	32.00	0.93	11.80	48.9

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