Pacifastacus leniusculus (Dana, 1852)
Signal crayfish
Pacifastacus leniusculus
photo by FAO

Family:  Astacidae (crayfishes)
Max. size:  15.9 cm TL (male/unsexed); max.weight: 175.0 g
Environment:  benthic; freshwater
Distribution:  Introduced in Europe & Northern Asia (excluding China).
Diagnosis:   
Biology:  This is an omnivorous species (Ref. 96489).
IUCN Red List Status: (LC); Date assessed: 01 June 2010 Ref. 123251)
Threat to humans: 
Country info:   
 

Source and more info: www.sealifebase.org. For personal, classroom, and other internal use only. Not for publication.