Photo credit: © Aleta Karstad/Flickr
Big Water Crayfish
Report this Species!
If you believe you have found this species in its invasive range in Pennsylvania, please report your findings to iMapInvasives by submitting an observation record.
Species at a Glance
Learn more about the Big water crayfish and its impacts by viewing information available from USGS NAS.
*To date, this species has not been found outside its native range within Pennsylvania.
Data used to create this map was provided by: