Wisconsin Department of Natural Resources
Monitoring Station
Station ID:
10006149
Station Name:
Johnson Lake
Specific Parameter:
-- All Parameters --
Approximately how large an area do the plants occupy?
Date sample was analyzed
Diameter of zooplankton net opening
Did you collect a sample and bring it to a DNR office? If so, which office?
Did you find what you suspect are Fishhook Water Fleas in this waterbody?
Did you find what you suspect are Spiny Water Fleas in this waterbody?
EURASIAN WATERMILFOIL (MYRIOPHYLLUM SPICATUM L.)
FISHHOOK WATER FLEA
Have you consolidated all of your samples into one composite bottle?
Herbarium or museum where specimen is
Name of plankton sample analyst
Number of tows at each site
Observer Email
Observer Name (if not already recorded)
Observer Phone Number
Other office
Person who verified occurence
Satellite derived water clarity greater than max depth of lake
Second person who verified occurence
Site 1 - Depth of tows
Site 1 - Latitude
Site 1 - Longitude
Site 1 - Number of net tows
Site 2 - Depth of tows
Site 2 - Number of net tows
Site 3 - Depth of Tows
Site 3 - Number of net tows
Species Name
SPINY WATER FLEA
Volume of sample that was analyzed (ml)
Was the plant floating or rooted?
Was the specimen confirmed as species?
Water Clarity - Predicted Secchi Depth Derived from Satellite Imagery
Water Flea Tow Method
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: substrate muck %
Where the invasive was found: substrate sand %
Which aquatic invasive did you find?
ZEBRA MUSSEL, VELIGER
Sample Results
Project
Date/Time
DNR Parameter
Species
Result
Units
Present/Absent
Lab Comments
Wisconsin Department of Natural Resources
Wisconsin Department of Natural Resources