Return to Training

Alligatorweed (Alternanthera philoxeroides)

Newsletters

Am I allowed to use the login credentials of

another person to access the database?

Alligatorweed

(Alternanthera philoxeroides)

Pennsylvania

iMapInvasives

Return to "Invasive Here but Not There"

Invertebrates

Allegheny Crayfish

Allegheny Crayfish

Orconectes obscurus Photo credit: © Aleta Karstad/Flickr

1/1

Allegheny Crayfish

(Orconectes obscurus)

Big Water Crayfish

Big Water Crayfish

Cambarus robustus Photo credit: © Aleta Karstad/Flickr

1/1

Big Water Crayfish

(Cambarus robustus)

Calico crayfish

Calico crayfish

Orconectes immunis Photo credit: © Mark Lethaby/Flickr

1/1

Calico Crayfish

(Orconectes immunis

White River Crayfish

White River Crayfish

Procambarus acutus Photo credit: Tony Palacios, iNaturalist (Encyclopedia of Life)

1/1

White River Crayfish

(Procambarus acutus)