Search alien species
Login
About NOBANIS
Definitions used by NOBANIS
Contact NOBANIS
NOBANIS Newsletters
NOBANIS projects
Country statistics
Marine identification key
Species alerts
Alien Species photo bank
Fact sheets
Regulation on IAS
Other resources
Home
/
Marine identification key
/
Crabs & Lobsters
Start
Step 1
Current step: 2
Identification key: Crabs & Lobsters
Tail small and "tugged in" on ventral side of body?
Yes
No
NOBANIS
Front page photo: Trachemys scripta elegans by Henrik Bringsøe