Date post: | 27-Mar-2015 |
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N
The New Zealand connection: Rotorua lakes
0
200
400
600
800
1000
NH4 NO3 TKNm
g-N
/m3
.
0
50
100
150
DRP TP
0
50
100
150
DRP TP
68-70
76-77
87-89
91-95
02-03
David Hamilton and Chris McBrideUniversity of Waikato, New Zealand
Location Stream nitrate levels
DO
chl a
pH/chloride/temp
DO
Th
erm
istor strin
g (1
1 se
nso
rs)~1.5 m
~ 20m
redox/nitrate/temp
pH/chloride/temp
Light meters
Sensors – Lake stations
• Thermistor string - Apprise Technologies “TempLine”
• Dissolved oxygen - Zebra-tech “d-opto” optical sensors
• Fluorometer – Seapoint chlorophyll fluorometer
• pH and chloride – INW “TempHion T3” sensors
• Irradiance – Appogee QSO quantum sensors
• Datalogger – iQuest “DS-4483” logger
Buoy design
L. Rotorua L. Rotoiti:Narrows
L. Tarawera
L. Rotoiti:Crater
Tarawera:Weather station
Select a lake or weather station from the map above to view summary graphs/data
ORChoose your own sensors/lakes/date ranges to make graphs or download data.
Rotorua Lakes remote sensor network
Web interface - Lake Rotorua
0 m
TempLinethermistor
string
2 m
4 m
6 m
8 m
10 m
12 m
14 m
16 m
18 m
20 m
21.4 °C
21.4 °C
21.4 °C
21.4 °C
21.4 °C
21.4 °C
21.4 °C
21.4 °C
21.4 °C
21.4 °C
21.4 °C
30
10
20
25
15
0
20
10
5
15
Values logged at:14:15:00
Sensor ValueLast
loggedGraph last:
Graph last:
Graph last:
DO [%sat]- surface 9.00 14:15:00 1 week 6 months
DO [%sat] - bottom 5.00 14:15:00 24 h 1 week 6 months
Chlorophyll a [ug L-1] 10.00 14:15:00 24 h 1 week 6 months
pH - surface 7.00 14:15:00 24 h 1 week 6 months
pH - bottom 7.00 14:15:00 24 h 1 week 6 months
Cl- [ppm]- surface 0.00 14:15:00 24 h 1 week 6 months
Cl- [ppm] - bottom 0.00 14:15:00 24 h 1 week 6 months
ORP - bottom 0.00 14:15:00 24 h 1 week 6 months
NO3- [ppm] - bottom 0.00 14:15:00 24 h 1 week 6 months
De
pth
[m
]
Te
mp
era
ture
[oC
]
JunMarDecSep
24 h
Homepage
Last: 2 weeks 2 months 1year
Web interface - Lake Rotorua
Web interface - Lake Rotorua