Wisconsin Department of Natural Resources
Monitoring Station
Station ID:
10001480
Station Name:
Tomahawk Lake
Specific Parameter:
-- All Parameters --
Additional Comments about Aquatic Invasives Monitoring
Are Loon Alert signs posted on your lake?
Chick loss, other cause
CONDUCTIVITY FIELD
Date loons first arrived in spring
Date loons first departed in fall
Date of first "Ice Off"
Date of first "Ice On"
Date sample was analyzed
Density of Aquatic Invasive Species (1)
Density of Aquatic Invasive Species (2)
Depth of Sample - Tow 1
Depth of Sample - Tow 2
Depth of Sample - Tow 3
Describe your observation point
Diameter of zooplankton net opening
Did loons use your lake as part of their migration route?
Did loons use your lake during the summer?
Did the eggs in the nest fail to hatch? (1)
Did the loon eggs in the nest fail to hatch?
Did you look for Asiatic clam (Corbicula)?
Did you look for Banded mystery snails?
Did you look for Brazilian waterweed?
Did you look for Chinese mystery snails?
Did you look for Curly-Leaf Pondweed?
Did you look for Eurasian Water-Milfoil?
Did you look for Faucet Snails?
Did you look for Flowering Rush?
Did you look for Hydrilla?
Did you look for New Zealand Mudsnails?
Did you look for Phragmites?
Did you look for purple loosestrife?
Did you look for Quagga Mussels?
Did you look for Red Swamp Crayfish?
Did you look for Yellow Floating Heart?
Did you look for Zebra Mussels?
Did you snorkel the search sites?
Did you survey the entire lake?
Did your lake lose any chicks?
Does your lake have a lake association?
EURASIAN WATERMILFOIL (MYRIOPHYLLUM SPICATUM L.)
FISHHOOK WATER FLEA
Has Ethanol been added to the sample?
Have you consolidated all of your samples into one composite bottle?
Herbarium or museum where specimen is
How many chicks hatched for the entire lake?, # chicks
How many chicks survived to 4- weeks?, # chicks
How many chicks survived to 8-weeks?, # chicks
How many public landings are on your lake?
How often are you at your lake property?
How often were you able to check the lake for loons?
How was the nest lost? (1)
If eggs failed to hatch, due to unknown cause?
Latitude of sample
Longitude of sample
Loon nesting site used: On/near mainland shore?
Month loons first arrived in spring
Month loons first departed in fall
Month of first "Ice Off"
Month of first "Ice On"
Name of plankton sample analyst
Nesting pairs who hatched chicks, # pairs
Nesting territorial loon pairs, # pairs
Non-territorial loons in residence, # loons
Occasional use by non-residents, # loons
Other species looked for
Predation by (1)
Satellite derived water clarity greater than max depth of lake
SECCHI DEPTH - FEET
Site Number
Species Name
Species Name (2)
SPINY WATER FLEA
Territorial loon pairs in residence, # pairs
Volume of sample that was analyzed (ml)
Was the specimen confirmed as species?
Water Clarity - Predicted Secchi Depth Derived from Satellite Imagery
Water Flea Tow Method
Were you able to locate the loon nesting sites?
Were you able to locate the nesting site? (1)
What type of nesting site was used? (1)
What type of ownership is the land where the loon nest is located?
What type of ownership is the land where the nest is located? (1)
Which months or dates?
Year of first "Ice Off"
Year of first "Ice On"
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