Aquatic Invasive Species of Lower Hudson PRISM as of 2018 Source data: iMap and NYS DEC data (Scott Kishbaugh)

Aquatic Invasive Species as of 2018 - Bronx County Waterbody Scientific name Common name Van Cortlandt Lake Cyprinus carpio Common carp

Aquatic Invasive Species as of 2018 - Dutchess County Waterbody Scientific name Common name Devils Lake Eriocheir sinensis Chinese mitten crab Pond Cabomba caroliniana Fanwort Fall Kill Pond Potamogeton crispus Curly leafed pondweed Fall Kill Pond Trapa natans Water chestnut Trapa natans Water chestnut Gossamans Pond Myriophyllum spicatum Eurasian watermilfoil Green Mountain Lake Myriophyllum spicatum Eurasian watermilfoil Green Mountain Lake Potamogeton crispus Curly leafed pondweed Trapa natans Water chestnut Hudson River near Beacon Corbicula fluminea Asian clam Hudson River near Beacon Dreissena polymorpha Zebra mussel Hudson River- South Bay/Devils Lake Myriophyllum spicatum Eurasian watermilfoil Hudson River- South Bay/Devils Lake Najas minor Brittle naiad Hudson River- South Bay/Devils Lake Trapa natans Water chestnut Hunns Lake Myriophyllum spicatum Eurasian watermilfoil Indian Lake Potamogeton crispus Curly leafed pondweed Indian Lake Viviparus georgianus Banded mystery snail Lake Dutchess Myriophyllum spicatum Eurasian watermilfoil Lake Dutchess Potamogeton crispus Curly leafed pondweed Lake Dutchess Trapa natans Water chestnut Long Pond Cabomba caroliniana Fanwort Merriewold Lake Myriophyllum spicatum Eurasian watermilfoil Merriewold Lake Potamogeton crispus Curly leafed pondweed Merriewold Lake Trapa natans Water chestnut Rudd Pond Myriophyllum spicatum Eurasian watermilfoil Rudd Pond Potamogeton crispus Curly leafed pondweed Sepasco Lake Myriophyllum spicatum Eurasian watermilfoil Sepasco Lake Najas minor Brittle naiad Sepasco Lake Trapa natans Water chestnut Silver Lake Cabomba caroliniana Fanwort Stissing Pond Myriophyllum spicatum Eurasian watermilfoil Stissing Pond Potamogeton crispus Curly leafed pondweed Myriophyllum spicatum Eurasian watermilfoil Bithynia tentaculata Mud bithynia Twin Island Pond Myriophyllum spicatum Eurasian watermilfoil Upton Lake Myriophyllum spicatum Eurasian watermilfoil Vassar Lake Potamogeton crispus Curly leafed pondweed Vassar Lake Trapa natans Water chestnut Wappingers Lake Cyprinus carpio Common carp Wappingers Lake Myriophyllum spicatum Eurasian watermilfoil Wappingers Lake Potamogeton crispus Curly leafed pondweed Wappingers Lake Trapa natans Water chestnut

Aquatic Invasive Species as of 2018 - County Waterbody Scientific name Common name Harlem Meer Potamogeton crispus Curly leafed pondweed Harlem Meer Cyprinus carpio Common carp Harlem Meer Lepomis cyanellus Green sunfish The Lake Cyprinus carpio Common carp The Pond Carassius auratus Goldfish The Pond Cyprinus carpio Common carp The Pool Poecilia reticulata Guppy Woodlawn Lake Eriocheir sinensis Chinese mitten crab Woodlawn Lake Cipangopaludina chinensis Chinese mystery snail Woodlawn Lake Pelodiscus sinensis Chinese softshell turtle Woodlawn Lake Scardinius erythrophthalmus Rudd

Aquatic Invasive Species as of 2018 - Orange County Waterbody Scientific name Common name Beaver Dam Lake Cabomba caroliniana Fanwort Beaver Dam Lake Myriophyllum spicatum Eurasian watermilfoil Beaver Dam Lake Potamogeton crispus Curly leafed pondweed Beaver Dam Lake Trapa natans Water chestnut Big Pond Aldrovanda vesiculosa Waterwheel Brooks Lake Myriophyllum spicatum Eurasian watermilfoil Brooks Lake Najas minor Brittle naiad Brooks Lake Potamogeton crispus Curly leafed pondweed Browns Pond Myriophyllum spicatum Eurasian watermilfoil Browns Pond Potamogeton crispus Curly leafed pondweed Myriophyllum spicatum Eurasian watermilfoil Chadwick Lake Potamogeton crispus Curly leafed pondweed Chadwick Lake Trapa natans Water chestnut Creamery Pond Hydrilla verticillata Hydrilla Creamery Pond Potamogeton crispus Curly leafed pondweed Cyprinus carpio Common carp Myriophyllum spicatum Eurasian watermilfoil Glenwood Lake Myriophyllum spicatum Eurasian watermilfoil Glenwood Lake Potamogeton crispus Curly leafed pondweed Gold Creek Cabomba caroliniana Fanwort Gold Creek Hydrocharis morsus-ranae European frogbit Greenwood Lake Myriophyllum spicatum Eurasian watermilfoil Guymard Lake Egeria densa Brazilian elodea Hudson River Trapa natans Water chestnut Hudson River below West Point Dreissena polymorpha Zebra mussel Hudson River near Newburgh Cyprinus carpio Common carp Lake Kanawauke Cabomba caroliniana Fanwort Lake Kanawauke Myriophyllum spicatum Eurasian watermilfoil Lake Kanawauke Myriophylluum heterophyllum Variable leaf watermilfoil Lake Nawahunta Myriophylluum heterophyllum Variable leaf watermilfoil Lake Sapphire Egeria densa Brazilian elodea Lake Sapphire Myriophyllum spicatum Eurasian watermilfoil Lake Sapphire Potamogeton crispus Curly leafed pondweed Lake Skannatati Cabomba caroliniana Fanwort Lake Skannatati Myriophylluum heterophyllum Variable leaf watermilfoil Lake Stahahe Cabomba caroliniana Fanwort Lake Stahahe Egeria densa Brazilian elodea Lake Stahahe Myriophyllum spicatum Eurasian watermilfoil Lake Stahahe Myriophylluum heterophyllum Variable leaf watermilfoil Lake Stahahe Potamogeton crispus Curly leafed pondweed Lake Stahahe Trapa natans Water chestnut Lake Tiorati Cabomba caroliniana Fanwort Lake Tiorati Cabomba caroliniana Fanwort Lake Tiorati Myriophylluum heterophyllum Variable leaf watermilfoil Lake Tiorati Trachemys scripta elegans Red-eared slider turtle Lake Washington Potamogeton crispus Curly leafed pondweed Little Long Pond Cabomba caroliniana Fanwort Little We Wah Lake Myriophyllum spicatum Eurasian watermilfoil Lower Twin Lake Myriophylluum heterophyllum Variable leaf watermilfoil Marriewold Lake Myriophyllum spicatum Eurasian watermilfoil Marriewold Lake Potamogeton crispus Curly leafed pondweed Marriewold Lake Trapa natans Water chestnut Martin Lake Cabomba caroliniana Fanwort Mombasha Lake Potamogeton crispus Curly leafed pondweed Monroe Mills Pond Myriophyllum spicatum Eurasian watermilfoil Monroe Mills Pond Najas minor Brittle naiad Monroe Mills Pond Potamogeton crispus Curly leafed pondweed Monroe Mills Pond Trapa natans Water chestnut Muchattoes Lake Trapa natans Water chestnut North Laurel Pond Myriophyllum spicatum Eurasian watermilfoil Orange Lake Myriophyllum spicatum Eurasian watermilfoil Orange-Rockland Lake Potamogeton crispus Curly leafed pondweed Orange-Rockland Lake Trapa natans Water chestnut Queensboro Lake Myriophyllum spicatum Eurasian watermilfoil Queensboro Lake Trapa natans Water chestnut Ramapo River - Harriman SP Corbicula fluminea Asian clam Ridgebury Lake Channa argus Northern snakehead Round Lake Myriophyllum spicatum Eurasian watermilfoil Round Lake Orconectes rusticus Rusty crayfish Round Lake Potamogeton crispus Curly leafed pondweed Round Lake Trapa natans Water chestnut Silver Mine Lake Myriophyllum spicatum Eurasian watermilfoil Silver Mine Lake Myriophylluum heterophyllum Variable leaf watermilfoil Silver Mine Lake Orconectes virilis Virile crayfish Silver Mine Lake Trapa natans Water chestnut Stillwell Lake Myriophyllum spicatum Eurasian watermilfoil Summit Lake Myriophyllum spicatum Eurasian watermilfoil Summit Lake Myriophylluum heterophyllum Variable leaf watermilfoil Tamms Pond Potamogeton crispus Curly leafed pondweed Tomahawk Lake Myriophyllum spicatum Eurasian watermilfoil Tomahawk Lake Trapa natans Water chestnut Tuxedo Lake Myriophyllum spicatum Eurasian watermilfoil Upper Cohosett Lake Myriophylluum heterophyllum Variable leaf watermilfoil Upper Pound Swamp Cabomba caroliniana Fanwort Upper Pound Swamp Myriophylluum heterophyllum Variable leaf watermilfoil Potamogeton crispus Curly leafed pondweed Walton Lake Myriophyllum spicatum Eurasian watermilfoil Washington Lake Potamogeton crispus Curly leafed pondweed We Wah Lake Myriophyllum spicatum Eurasian watermilfoil Winding Hills Pond (aka Beaverman Pond) Trapa natans Water chestnut

Aquatic Invasive Species as of 2018 - Putnam County Waterbody Scientific name Common name Canopus Lake Myriophyllum spicatum Eurasian watermilfoil Canopus Lake Myriophylluum heterophyllum Variable leaf watermilfoil Canopus Lake Potamogeton crispus Curly leafed pondweed Croton Falls Reservior Myriophyllum spicatum Eurasian watermilfoil Duck Pond Myriophyllum spicatum Eurasian watermilfoil Hudson River Trapa natans Water chestnut Hudson River- Cat Pond Myriophyllum spicatum Eurasian watermilfoil Hudson River- Cat Pond Najas minor Brittle naiad Hudson River- Cat Pond Trapa natans Water chestnut Hudson River-Constitution Marsh Trapa natans Water chestnut Indian Lake Najas minor Brittle naiad Myriophyllum spicatum Eurasian watermilfoil Kirk Lake Trapa natans Water chestnut Lake Carmel Myriophyllum spicatum Eurasian watermilfoil Lake Celeste Potamogeton crispus Curly leafed pondweed Lake Mahopac Ctenopharyngodon idella Grass carp Lake Mahopac Dreissena polymorpha Zebra mussel Lake Mahopac Myriophyllum spicatum Eurasian watermilfoil Lake Nimham Najas minor Brittle naiad Lake Peekskill Potamogeton crispus Curly leafed pondweed Lake Tibet Myriophyllum spicatum Eurasian watermilfoil Lake Tonetta Myriophyllum spicatum Eurasian watermilfoil Lake Valhalla Potamogeton crispus Curly leafed pondweed Loretta Lake Myriophyllum spicatum Eurasian watermilfoil Lost Lake Potamogeton crispus Curly leafed pondweed Oscawana Lake Myriophyllum spicatum Eurasian watermilfoil Oscawana Lake Trapa natans Water chestnut Palmer Lake Myriophyllum spicatum Eurasian watermilfoil Palmer Lake Najas minor Brittle naiad Peach Lake Myriophyllum spicatum Eurasian watermilfoil Pelton Pond Myriophylluum heterophyllum Variable leaf watermilfoil Putnam Lake Potamogeton crispus Curly leafed pondweed Putnam Lake Trapa natans Water chestnut Roaring Brook Lake Cabomba caroliniana Fanwort Roaring Brook Lake Myriophyllum spicatum Eurasian watermilfoil Roaring Brook Lake Potamogeton crispus Curly leafed pondweed Seven Hills Lake Myriophyllum spicatum Eurasian watermilfoil Seven Hills Lake Potamogeton crispus Curly leafed pondweed White Pond Myriophyllum spicatum Eurasian watermilfoil White Pond Potamogeton crispus Curly leafed pondweed Wonder Lake Trapa natans Water chestnut

Aquatic Invasive Species as of 2018 - Rockland County Waterbody Scientific name Common name Congers Lake Potamogeton crispus Curly leafed pondweed Cranberry Lake Myriophyllum spicatum Eurasian watermilfoil Cranberry Lake Myriophylluum heterophyllum Variable leaf watermilfoil Cranberry Lake Potamogeton crispus Curly leafed pondweed Foxwood Pond Myriophylluum heterophyllum Variable leaf watermilfoil Haverstraw Bay- Hudson River Myriophyllum spicatum Eurasian watermilfoil Hessian Lake Myriophyllum spicatum Eurasian watermilfoil Hessian Lake Trachemys scripta elegans Red-eared slider turtle Hudson River Dreissena polymorpha Zebra mussel Hudson River Trapa natans Water chestnut Hudson River, Iona Island Myriophyllum spicatum Eurasian watermilfoil Lake Sebago Cabomba caroliniana Fanwort Lake Sebago Egeria densa Brazilian elodea Lake Sebago Myriophyllum spicatum Eurasian watermilfoil Lake Sebago Trachemys scripta elegans Red-eared slider turtle Mahwah River Cyprinus carpio Common carp Rockhill Pond Myriophyllum spicatum Eurasian watermilfoil Rockland Lake Myriophyllum spicatum Eurasian watermilfoil Rockland Lake Najas minor Brittle naiad Rockland Lake Potamogeton crispus Curly leafed pondweed Rockland Lake Trapa natans Water chestnut Stoney Point Battlefield Pond Myriophyllum spicatum Eurasian watermilfoil Swartout Lake Potamogeton crispus Curly leafed pondweed

Aquatic Invasive Species as of 2018 - Westchester County Waterbody Scientific name Common name Amawalk Cyprinus carpio Common carp Dreissena polymorpha Zebra mussel Bedford Lake Najas minor Brittle naiad Byram Lake Reservoir Myriophyllum spicatum Eurasian watermilfoil Reservoir Cyprinus carpio Common carp Myriophyllum spicatum Eurasian watermilfoil Cross River Reservoir Orconectes virilis Virile crayfish Hydrilla verticillata Hydrilla Croton River Myriophyllum spicatum Eurasian watermilfoil Croton River Najas minor Brittle naiad Gory Brook Cyprinus carpio Common carp Grassy Sprain Reservoir Alligator mississippiensis American alligator Hudson River Dreissena polymorpha Zebra mussel Hudson River Trapa natans Water chestnut Hudson River near Haverstraw Carassius auratus Goldfish Hudson River near Haverstraw Orconectes virilis Virile crayfish Hudson River near Haverstraw Scardinius erythrophthalmus Rudd Huguenot Lake Alligator mississippiensis American alligator Katonah Lake Potamogeton crispus Curly leafed pondweed Lake Lincolndale Myriophyllum spicatum Eurasian watermilfoil Lake Lincolndale Najas minor Brittle naiad Lake Oscaleta Myriophyllum spicatum Eurasian watermilfoil Lake Oscaleta Najas minor Brittle naiad Lake Oscaleta Potamogeton crispus Curly leafed pondweed Lake Rippowam Myriophyllum spicatum Eurasian watermilfoil Lake Waccabuc Egeria densa Brazilian elodea Lake Waccabuc Myriophyllum spicatum Eurasian watermilfoil Lake Waccabuc Najas minor Brittle naiad Lake Waccabuc Potamogeton crispus Curly leafed pondweed Lake Waccabuc Trapa natans Water chestnut Lounsbury Lake Trapa natans Water chestnut Mohansic Lake Myriophyllum spicatum Eurasian watermilfoil Mohegan Lake Myriophyllum spicatum Eurasian watermilfoil Mohegan Lake Potamogeton crispus Curly leafed pondweed Mohegan Lake Trapa natans Water chestnut Alosa pseudoharengus Alewife Muscoot Reservoir Cyprinus carpio Common carp Muscoot Reservoir Hydrilla verticillata Hydrilla Muscoot Reservoir Lepomis cyanellus Green sunfish Muscoot Reservoir Myriophyllum spicatum Eurasian watermilfoil Muscoot Reservoir Orconectes rusticus Rusty crayfish Muscoot Reservoir Potamogeton crispus Curly leafed pondweed Muscoot Reservoir Trapa natans Water chestnut Hydrilla verticillata Hydrilla New Croton Reservoir Myriophyllum spicatum Eurasian watermilfoil Ossining Reservoir Cipangopaludina chinensis Chinese mystery snail Ossining Reservoir Najas minor Brittle naiad Ossining Reservoir Trapa natans Water chestnut Peach Lake Myriophyllum spicatum Eurasian watermilfoil Pelham Lake Trapa natans Water chestnut Pine Lake Trapa natans Water chestnut Pocantico Lake Myriophyllum spicatum Eurasian watermilfoil Pocantico Lake Najas minor Brittle naiad near Ardsley Cyprinus carpio Common carp Cipangopaludina spp (species Sparkle Lake unknown) Sparkle Lake Myriophyllum spicatum Eurasian watermilfoil Swan Lake Carassius auratus Goldfish Tarrytown Reservoir Myriophyllum spicatum Eurasian watermilfoil Teatown Lake Marsilea quadrifolia European four leaf clover Teatown Lake Myriophyllum spicatum Eurasian watermilfoil Teatown Lake Trapa natans Water chestnut Myriophyllum spicatum Eurasian watermilfoil Titicus Reservoir Orconectes rusticus Rusty crayfish Troublesome Brook n of Tuckahoe Corbicula fluminea Asian clam Truesdale Lake Potamogeton crispus Curly leafed pondweed Unnamed Pond Najas minor Brittle naiad Unnamed Pond Trapa natans Water chestnut Unnamed Pond- Teatown Cipangopaludina chinensis Chinese mystery snail Vernay Lake Potamogeton crispus Curly leafed pondweed Wallace Pond Potamogeton crispus Curly leafed pondweed Wampus Lake Myriophyllum spicatum Eurasian watermilfoil Wampus Lake Potamogeton crispus Curly leafed pondweed Cyprinus carpio Common carp Whatmores Lake Potamogeton crispus Curly leafed pondweed