Aquatic Invasive Species
Contact information
For information on Lakes in Wisconsin, contact:
DNR Lake
Division of Water
Bureau of Water Quality
Clean Boats, Clean Waters Contacts

DNR Watercraft Inspections - Rock County

Location:

To Excel
Destination LandingDestination CountyDatePrior WaterbodyCountyWBICKnown Aquatic Invasive Species
Lake Koshkonong -- Access Nr N Charley Bluff Rd Rock07/24/2018Lake MendotaDane County805400Curly-Leaf Pondweed, Eurasian Water-Milfoil, Spiny Waterflea, Water Lettuce, Zebra Mussel
Lake Koshkonong -- Access Nr N Charley Bluff Rd Rock07/24/2018Rock LakeJefferson County830700Banded Mystery Snail, Chinese Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Hybrid Eurasian / Northern Water-Milfoil, Yellow Iris, Zebra Mussel
Lake Koshkonong -- Access Nr N Charley Bluff Rd Rock07/08/2017Delavan LakeWalworth County793600Banded Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Hybrid Eurasian / Northern Water-Milfoil, Ornamental water lilies (non-native Nymphaea sp.), Pennywort, Phragmites (non-native), Purple Loosestrife, Sacred Lotus, Zebra Mussel
Lake Koshkonong -- Access Nr N Charley Bluff Rd Rock07/25/2016Rock LakeJefferson County830700Banded Mystery Snail, Chinese Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Hybrid Eurasian / Northern Water-Milfoil, Yellow Iris, Zebra Mussel
Lake Koshkonong -- Access Nr N Charley Bluff Rd Rock07/25/2016Fox LakeDodge County835800Chinese Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Hybrid Eurasian / Northern Water-Milfoil, Purple Loosestrife, Rusty Crayfish, Zebra Mussel
Lake Koshkonong -- Access Nr N Charley Bluff Rd Rock07/02/2016Clear LakeRock County775000Curly-Leaf Pondweed, Eurasian Water-Milfoil
Lake Koshkonong -- Access Nr N Charley Bluff Rd Rock07/05/2015Lake WinnebagoFond du Lac County131100Chinese Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Faucet Snail, Flowering Rush, Hybrid Eurasian / Northern Water-Milfoil, Phragmites (non-native), Purple Loosestrife, Rusty Crayfish, Spiny Waterflea, Zebra Mussel
Lake Koshkonong -- Access Nr N Charley Bluff Rd Rock07/05/2015Fish LakeWaushara County2697900 
Lake Koshkonong -- Access Nr N Charley Bluff Rd Rock07/05/2015Badfish CreekRock County0Information Not Available
Lake Koshkonong -- Access Nr N Charley Bluff Rd Rock07/05/2015Rock River below damRock County0Information Not Available
Lake Koshkonong -- Access Nr N Charley Bluff Rd Rock09/05/2011Petenwell Lake 1377100Eurasian Water-Milfoil, Zebra Mussel
Lake Koshkonong -- Access Nr N Charley Bluff Rd Rock09/05/2011Lake Kegonsa 802600Curly-Leaf Pondweed, Eurasian Water-Milfoil, Spiny Waterflea, Zebra Mussel
Lake Koshkonong -- Access Nr N Charley Bluff Rd Rock09/05/2011Clear Lake 775000Curly-Leaf Pondweed, Eurasian Water-Milfoil
Lake Koshkonong -- Access Nr N Charley Bluff Rd Rock07/30/2011Lake RipleyJefferson County809600Chinese Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Hybrid Eurasian / Northern Water-Milfoil, Purple Loosestrife, Zebra Mussel
Rock River -- Newville Public Acces Rock09/05/2011Eagle Spring Lake 768600Asiatic Clam (Corbicula), Curly-Leaf Pondweed, Eurasian Water-Milfoil, Zebra Mussel
Rock River -- Riverside Park Access Rock07/04/2017Lake KoshkonongRock County808700Curly-Leaf Pondweed, Zebra Mussel
Rock River -- Wooten Park Access Rock07/17/2011Delton LakeSauk County1295400Curly-Leaf Pondweed, Eurasian Water-Milfoil, Purple Loosestrife, Zebra Mussel