Upload

Loading...

St. Lawrence River

335 views

Loading...

Loading...

Transcript

The interactive transcript could not be loaded.

Loading...

Loading...

Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Published on Oct 13, 2010

Anthony Ricciardi, associate professor at Redpath Museum in McGill University, and his masters student Sunci Avlijas describe some of the dangers and effects of invasive species on the native ecosystem of the St. Lawrence River.

Loading...

to add this to Watch Later

Add to

Loading playlists...