ID guide with pictures and written descriptions for Signal Crayfish, Rusty Crayfish, Red Swamp Crayfish, and Ringed Crayfish. Also lists whether they are native to Oregon or invasive. Contact information is provided for reporting invasives.

Access Materials: 
None
How to Order : 

Free download: accessible .pdf

Product Number: 
ORESU-E-11-013
Year of Publication: 
2011
Price: 
Free
Length: 
1 pp.
Size and Format: 
8 1/2 x 11, online