Wisconsin Department of Natural Resources
Monitoring Station
Station ID:
10003934
Station Name:
Christensen Lake
Specific Parameter:
-- All Parameters --
Approximately how large an area do the plants occupy?
Banded Mystery Snail
Chinese Mystery Snail
CURLY-LEAF PONDWEED
Did you check underwater solid surfaces (boat hulls, dock legs, rocks)?
Did you collect a sample and bring it to a DNR office? If so, which office?
Did you find another invasive species?
Did you monitor all Beaches and Boat Landings?
Did you monitor other locations?
Did you monitor perimeter of Whole Lake?
Did you observe entire shallow water area?
Did you use rake to extract plant samples?
Did you walk along the shoreline?
EURASIAN WATERMILFOIL (MYRIOPHYLLUM SPICATUM L.)
FISHHOOK WATER FLEA
Freshwater Jellyfish
Hydrilla (Hydrilla verticillata)
Observer Email
Observer Name (if not already recorded)
Observer Phone Number
Other invasive species found
Other office
Other ways of observing
Person who verified occurence
Purple loosestrife (Lythrum salicaria)
Rusty Crayfish (Orconectes rusticus)
Satellite derived water clarity greater than max depth of lake
SPINY WATER FLEA
Total Paid Hours Spent
Total Volunteer Hours Spent
Was the plant floating or rooted?
Water Clarity - Predicted Secchi Depth Derived from Satellite Imagery
Where did you find the invasive?
Where did you find the invasive? - Latitude
Where did you find the invasive? - Longitude
Where the invasive was found: bottom covered with plants %
Where the invasive was found: substrate boulders %
Where the invasive was found: substrate cobble %
Where the invasive was found: substrate muck %
Where the invasive was found: substrate sand %
Which aquatic invasive did you find?
ZEBRA MUSSEL, ADULT
Sample Results
Project
Date/Time
DNR Parameter
Species
Result
Units
Present/Absent
Lab Comments
Wisconsin Department of Natural Resources
Wisconsin Department of Natural Resources