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Water Soldier

Water Soldier

Water Soldier Stratiotes aloides  Home 9 2021 9 February ( Page 2 ) What is Ontario Doing? To prevent the further spread and introduction of this unwanted invader in the province, Ontario has regulated water soldier as a prohibited invasive species...
Water Lettuce

Water Lettuce

Water Lettuce Pistia stratiotes  Home 9 Tag: aquatic plants Background Water lettuce is a free-floating aquatic plant whose origins are uncertain. An explorer in Florida, during the 18th century was the first person to record its presence in North...
Water Hyacinth

Water Hyacinth

Water Hyacinth Eichhornia crassipes  Home 9 Invaders 9 Category: Aquatic Plants Background Water hyacinth is a free-floating, aquatic plant in the pickerel-weed family (Pontederiaceae spp.) imported into North America in 1884 for an exposition in New...
Starry Stonewort

Starry Stonewort

Starry Stonewort Nitellopsis obtusa  Home 9 Category: Invaders ( Page 13 ) Background Starry stonewort is an invasive macroalgae native to northern Eurasia. It was introduced in North America through the St.Lawrence River in 1974 and was first identified...
Parrot Feather

Parrot Feather

Parrot Feather Myriophyllum aquaticum  Home 9 Category: Invaders ( Page 13 ) What is Ontario Doing? To prevent this unwanted invader from coming into the province, Ontario has regulated parrot feather as prohibited under the Invasive Species Act,...
Hydrilla

Hydrilla

Hydrilla Hydrilla verticillata  Home 9 Category: Invaders ( Page 13 ) What is Ontario Doing? To prevent this unwanted invader from coming into the province, Ontario has regulated hydrilla as prohibited under the Invasive Species Act, 2015. For more...