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Marmorkrebs

Marmorkrebs

Marmorkrebs Procambarus virginalis  Home 9 Invaders 9 Category: Invertebrates What is Ontario Doing? To prevent this unwanted invader from coming into the province, Ontario has regulated marmorkrebs as prohibited under the Invasive Species Act,...
Red Swamp Crayfish

Red Swamp Crayfish

Red Swamp Crayfish Procambarus clarkii  Home 9 Invaders 9 Category: Invertebrates What is Ontario Doing? To prevent this unwanted invader from coming into the province, Ontario has regulated red swamp crayfish as prohibited under the Invasive Species...
Zebra and Quagga Mussels

Zebra and Quagga Mussels

Zebra and Quagga Mussels  Home 9 Category: Invaders ( Page 4 ) Background Zebra and quagga mussels are freshwater bivalves native to the Black Sea region of Eurasia. Both species were believed to have been introduced in the late 1980’s by ballast water...
Spiny and Fishhook Waterfleas

Spiny and Fishhook Waterfleas

Spiny and Fishhook Waterfleas  Home 9 Invaders 9 Category: Invertebrates Background Spiny and fishhook waterfleas are small aquatic predators native to Eurasia. The first report of spiny and fishhook waterfleas in North America were both in Lake...
Rusty Crayfish

Rusty Crayfish

Rusty Crayfish Faxonius rusticus  Home 9 Invaders 9 Category: Invertebrates Background Rusty crayfish are large, aggressive crayfish native to the Ohio River Basin in the United States.  The species was likely introduced to Ontario by anglers from...
Killer Shrimp

Killer Shrimp

Killer Shrimp Dikerogammarus villosus ; Home 9 Invaders 9 Category: Invertebrates What is Ontario Doing? To prevent this unwanted invader from coming into the province, Ontario has regulated Killer Shrimp as prohibited under the Invasive Species Act....