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The New Zealand connection: Rotorua lakes

The New Zealand connection: Rotorua lakes. Location. Stream nitrate levels. N. David Hamilton and Chris McBride University of Waikato, New Zealand. Sensors – Lake stations. Light meters. DO. Thermistor string - Apprise Technologies “TempLine”

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The New Zealand connection: Rotorua lakes

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  1. The New Zealand connection: Rotorua lakes Location Stream nitrate levels N David Hamilton and Chris McBride University of Waikato, New Zealand

  2. Sensors – Lake stations Light meters DO • 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 ~1.5 m chl a pH/chloride/temp Thermistor string (11 sensors) redox/nitrate/temp pH/chloride/temp DO ~ 20m

  3. Buoy design

  4. Rotorua Lakes remote sensor network L. Rotoiti: Crater L. Rotoiti: Narrows L. Rotorua L. Tarawera Tarawera: Weather station Select a lake or weather station from the map above to view summary graphs/data OR Choose your own sensors/lakes/date ranges to make graphs or download data.

  5. Web interface - Lake Rotorua Values logged at: 14:15:00 24 h 21.4 °C 0 m 21.4 °C 2 m 4 m 21.4 °C 21.4 °C 6 m 21.4 °C 8 m 21.4 °C 10 m Last: 2 weeks 2 months 1year 30 0 21.4 °C 12 m 25 5 21.4 °C 14 m Temperature [oC] 20 Depth [m] 21.4 °C 16 m 10 18 m 21.4 °C 15 15 21.4 °C 20 m 10 TempLine thermistor string 20 Homepage Sep Dec Mar Jun

  6. Web interface - Lake Rotorua

  7. Web interface - Lake Rotorua

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