Species Profiles

Species Profiles Introduction: Zebra Mussel • Sirex Wood Wasp • Rusty Crayfish • Sudden Oak Death • Emerald Ash Borer • Chinese Mitten Crab • Northern Snakehead Fish • Rapa Whelk • Tree-of-heaven • Japanese Stilt Grass • Imported Fire Ant • Phragmites

Twelve invasive species

Introduction

The following descriptions of 12 invasive species represent a diverse range of invasive organisms. It is important to note that these are in no way to be considered the priority species in Virginia, rather they were selected to describe the breadth of the issues. The species included in this list meet one or more of the following criteria:

• are known to have significant economic impacts on agricultural ecosystems, public infrastructure or natural resources, including impact on recreational activities, or
• are widely recognized by biologists and resource managers to degrade natural ecosystems, or negatively affect native species, or have, or can have, deleterious effects on human health.

Keep Out! Examples of invasive species not yet established in Virginia where prevention is the key strategy.

Zebra Mussel

Sirex Wood Wasp

Rusty Crayfish

Sudden Oak Death/Ramorum Blight

Chinese Mitten Crab

 

Arrived! These species have recently become established in Virginia.

Emerald Ash Borer

Northern Snakehead Fish

Go Away! Examples of species that are established in Virginia where control and management are the key strategies.

Tree-of-heaven

Japanese Stilt Grass

Rapa Whelk

Imported Fire Ant

Phragmites