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Pacific Salmon Explorer
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Stream Temperature

This condition indicator provides information on annual patterns in stream temperature for the selected monitoring station, shown as the seven-day running mean of the daily maximum temperature averaged among all years with data and for the most recent year of data. Salmon may be negatively impacted by temperatures above the 18˚C threshold shown below.

Average Historical Temperature
Most Recent Year
18°C Threshold
  • Stream Temperature
    Bonsall Creek (Hwy 1)
  • Stream Temperature
    Chemainus River (Westholme)
  • Stream Temperature
    Chemainus River (Chemainus)
  • Stream Temperature
    North Haslam Creek
  • Stream Temperature
    Haslam Creek (Rail Bridge)
  • Stream Temperature
    Chase River
  • Stream Temperature
    Bonell Creek
  • Stream Temperature
    Beck Creek
  • Stream Temperature
    Millstone River (Nanaimo)
  • Stream Temperature
    Nanaimo River (Cassidy)
  • Stream Temperature
    Chemainus River (Meade Creek)
  • Stream Temperature
    Chemainus River (Grace Road)