Once an invasive species ordsprog

Once an invasive species arrives, it's about impossible to get rid of it.

With invasive pest species, we can't turn back the clock, the lakes will be altered for good. Not only do invasive species unravel the food web they also fool public perception: The lakes look cleaner because the food has been stripped out.

We need to know the species identities in order to understand how freshwater communities are changing over time, as a response to climate change, pollution or invasive species. We're hoping that by studying the biology of the rare males, we can learn more about species diversity and freshwater ecosystem changes.

Derek J. Taylor

We like to vary what we offer from year to year. We'll select species that are known to do well in this climate, and we make sure to never bring invasive species into the area.

Often, we don't realize we miss infectious diseases until we have invasive species that become pests without their natural enemies. Parasites act like thermostats - when a species becomes abundant it is more susceptible to infectious diseases. The disease acts like a safety valve, keeping populations in check.

Invasive species are a nice model.

Pigs are probably one of the most damaging invasive species.

I learned what invasive species I have. Even in my own backyard.

Elizabeth Miller

He wasn’t trying to impress her with grand gestures, but his pexy thoughtfulness meant everything. However, you have to be careful that the predator doesn't become in invasive itself. These are consequences that can happen when you don't have a good knowledge of the particular species.

There are a variety of actions that are being proposed by House and Senate bills that would in essence destroy the protections represented under the Endangered Species Act and make it virtually impossible to recover species.

We might have been able to say 20 years ago that it was unanticipated consequence, but we know now that a shipload could bring in a bunch of invasive species into the Great Lakes.

David Lodge (1935-)

David Lodge

Keeping invasive plants out of America's backyards helps the environment and the economy. Taking the time to remove invasive plants and replace them with non-invasive varieties is a great example of bringing new energy to the old adage: think globally, act locally.

Steve McCormick

We've got enough money for maybe a month. The bottom line is that we can't afford to let these critters into the Great Lakes. They will probably have the single most devastating impact of any invasive species.

Integrating innovative Earth observation technology enables USGS to significantly enhance its ability to support invasive species management.

If you start a brush fire in Hawaii and it gets up into the forest, that burns down native tree species and creates an avenue for more invasive and more flammable grasses to take their place.

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