What does Fanwort look like? Fanwort . of the University Florida Center for Aquatic and Invasive Plants, (Gainesville). Used This drawing is the copyright property Fanwort (Cabomba caroliniana) OFAH Flowers: 6 white petals, 1-2cm across, yellow centre. Blooms late summer to mid-fall.

More Information For more information about fanwort or other aquatic invasive species contact: Floating/emergent leaves: Alternately arranged, present when flowering, oblong in shape, 1-2cm long, centrally attached stalk. Invading Species Hotline:

Main stem: up to 10m underwater, 1-800-563-7711 green-reddish brown [email protected] with permission. www.invadingspecies.com

Submerged leaves: Fan shaped, oppositely arranged in whorls around the stem, up to 6cm across and finely divided on short leaf stalks (petioles) up to 3cm long. Leaves are grass-green on a reddish-brown stem. WHAT OFAH You Need To Know About This Aquatic Alison Fox Invasive

This brochure has been produced by the Species Invading Species Awareness Program a partnership between the Ministry of Natural Resources (OMNR)

OFAH and the Ontario Federation of Anglers and Hunters (OFAH) What is Fanwort? Where does Fanwort grow? What can you do? ■ A submerged, rooted, perennial ■ Variety of habitats including slow-flowing water, Help us stop the spread of fanwort and other aquatic plant native to subtropical streams, rivers, ponds, ditches and lakes. invasive species into Ontario’s waterways by South America. ■ Prefers soft, nutrient-rich waters with lower pH, adopting the following steps: ■ A common aquatic plant used and can grow in depths up to 10m. ❑✔Never release plants, fish, invertebrates or in the aquarium industry. water from your aquarium into natural ■ A highly invasive plant which Why is Fanwort a problem? waterways. ■ can form large, dense stands Crowds out and displaces native aquatic plants. ❑✔Inspect your boat, trailer, motor and equip- that can crowd out existing ■ Clogs waterways with dense stands of vegetation. ment before leaving a waterbody. Remove all aquatic, native plants. ■ Interferes with recreational activities such as mud and plant material and dispose in the boating and swimming. garbage or on land. ✔ Where is Fanwort ■ May impact fisheries. ❑ Drain the water from your boat, motor and found in Ontario? equipment before leaving a waterbody. ❑✔Clean your boat and equipment with hot tap ■ In 1991, fanwort was discovered in Where could Fanwort water OR high pressure spray OR dry for at Kasshabog Lake situated in Havelock, Belmont spread to next? least 5 days before moving to another water- and Methuen Township in . ■ Fanwort spreads primarily from stem fragments. body. ■ Fanwort has now spread throughout Kasshabog If action is not taken, these fragments could ❑✔Empty your bait bucket on land or preserve Lake to the connecting Big Mountain Lake, travel further downstream to the Crowe River bait by freezing or salting for future use. downstream to the system and eventually to the ✔ and South Lake. Trent Severn Waterway. ❑ Participate in Fanwort Find, a volunteer monitoring program to track the spread of ■ Believed to be introduced to ■ It could spread to other waters fanwort. Ontario waters through aquari- in Ontario from recreational ✔ um release or as plant frag- boats carrying stem fragments ❑ Learn to identify fanwort and other invading ments from a recreational boat. or aquarium release. species and call the Invading Species Hotline 1-800-563-7711 or visit www.invadingspecies.com for more information or to report a sighting. Occurences in Kasshabog Lake, Big Mountain, South Lake, and North River

Lake Simcoe OFAH OFAH