Observation

Public boat launch, west end of BD Lake

Black Donald Lake

Lake

June 11, 2017 at 4:32 PM

QA status: Reviewed: quality check complete

Chemistry tests

  • pH

    Taylor teststrips (pH)

    6.5

    Regulatory

  • Oxygen

    Chemetrics ampoules (dissolved oxygen)

    7.0 mg/L

    Regulatory

  • Hardness

    Taylor teststrips (hardness)

    150 ppm

  • Alkalinity

    Taylor teststrips (alkalinity)

    100 ppm

  • Conductivity

    Water Rangers pen-type meter (conductivity)

    84 μS/cm

  • Air temperature

    Water Rangers (stream thermometer) and/or weather app

    31 °C

  • Water temperature

    Water Rangers pen-type meter (temperature)

    16.7 °C

Notes

Wind 20 km W, 42% Humidity, 100.9 kPa. Vegetation mainly evergreen, spruce, balsam, cedar, some maple, elm and basswoods. Boat launch crushed stone and sandy substrate. Lots of bass near shore, one seemed to be protecting an area near shore.... possibly a new hatch..