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FULL PROGRAM

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BULLFROGS

Most wild bullfrogs are escapees from frog farms.

QUAGGA MUSSELS

These tiny mussels don't have legs, but they're excellent hitchhikers and your boat might be their next ride.

ASIAN FLYING CARP

You won’t need a rod and reel for these fish, but Asian Flying Carp are an ongoing threat, not a good day's catch.

YELLOW STAR THISTLE

This stuff is toxic to cattle, useless to wildlife, and is taking over ranches.

PREVIEW OF SILENT INVASION

Watch a preview of the documentary.

Biological Control of Weeds

Find out how weed-eating insects are becoming an effective means of controlling unwanted, invasive plants and discuss the dangers of introducing non-native insects to our state.
Producer - Jim Newman; Videographer & Editor - Todd Sonflieth

© 2013 Oregon Public Broadcasting.