@*@ Archive
Highlights/invasive species

Environment, International, Internet, Science and Technology

Mathematics vs. the emerald ash borer

This little invasive insect is a killer.  Originally from Asia, and arriving likely in wood shipping pallets in the U.S. around 2000, it was first reported in Canada in 2002. It has since been spreading and killing off vast numbers» 


Quebec declares war on wild boars

Provincial authorities in Quebec are on war footing this fall to repel an invasion of a wily, omnivore animal that if left unchecked, could turn into an irreversible occupation and result in millions of dollars in damage to agriculture and» 

Economy, Environment, International

More bad news: Fertile invasive Carp in the Great Lakes

Yet another of the invasive Asian carp species has been found in the Great Lakes. Commercial fishermen in Lake Erie netted a grass carp earlier this month near Point Pelee. The carp was just under a metre long and weighed» 

Environment, International

A ‘crabby’ experience, eco-tourism in Nova Scotia

Come to beautiful Nova Scotia on Canada’s east coast and catch crabs. It’s a new project by Parks Canada to deal with the invasive European green crab. Visitors pay $30, and get a bumpy 20 minute all-terrain vehicle ride down» 

Economy, Environment, International, Internet, Science and Technology

When catching a big fish shows there’s a big problem

Big fish, but big problem in St Lawrence Normally a fisherman would be happy to haul in a whopper. But this whopper isn’t supposed to be there, and it represents the potential for a big, and very serious, problem. Two» 

Economy, Environment, International, Internet, Science and Technology

Study: Just a handful of invasive Asian carp could threaten Great Lakes

There have been great concerns in recent years about the possibility of invasive Asian carp taking hold in the Great Lakes. A recent study showed that only a few need to escape into the lakes to potentially create a population.» 

Economy, Environment, International

Wild boar a growing concern in Saskatchewan

The large fur-covered and tusked animals were introduced to the province from Russia as exotic livestock in the 1990’s as part of a farm diversification programme.  Some later apparently escaped into the wild where they have adapted easily to Canadian» 

Economy, Environment, International, Internet, Science and Technology

Report: Invasive threats to the Great Lakes :

A new report says the Great Lakes have been invaded by more non-native species than any other freshwater system in the world. The study looks at three potential scenarios for the lakes related to invasive species: a pessimistic scenario where» 

Economy, Environment, International, Internet, Science and Technology

Beware the killer shrimp

It’s small, really small, but apparently savage. The scientific name for this creature originating in eastern Europe in the Black Sea is Dikerogammarus Villosus. It and its nasty cousin Dikerogammarus haemobaphes, are only about 2-3cm long, but Hugh MacIsaac, a» 

Environment, International

New research centre to battle invasive Asian carp

There are great fears about the ecological damage the Asian carp could do if it gets a foothold in the Great Lakes.  The big carp reproduce rapidly and eat vast amounts of plankton –the foundation of the food chain, thereby basically»