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Species Profiles:

quagga Quagga Mussel:

Native to the Ukraine, this invasive freshwater bivalve is slightly larger than the zebra mussel, more tolerant of deeper, colder waters and can colonize both rocky and sandy substrates.

zebra mussels Zebra Mussel:

Mitten Crab:

New Zealand Mudsnail:

Didymo:

Spartina:

Purple Loosestrife:

Feral Swine:

Green Crab:

Corbicula / Asian Clam:

Siberian Prawn:

Species Profile

Quagga Mussel: Native to the Ukraine, this invasive freshwater bivalve is slightly larger than the zebra mussel, more tolerant of deeper, colder waters and can colonize both rocky and sandy substrates.

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News

01/08: 50 Non-native species found on the Middle Columbia River

01/08: Zebra mussels found in California

01/07: Quagga mussels discovered in Lake Mead/Colorado River >

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Events

04/22: The Silent Invasion - Oregon Field Guide special documentary on invasive species in Oregon

Invasive Species of Oregon - A series of articles, videos and interactive media from the Statesman Journal

OPB Thurdays 8:30 PM: Oregon Field Guide features invasive species stories from around the state >

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FAQs

What is the CLR mailing address? >

How do I apply for a graduate student position at CLR? >

I think I found an invasive species. Now what do I do? >

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