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Project Noah Nature School
Pacifastacus leniusculus
Is a North American species of crayfish introduced in Europe. Now it is an invasive species. It has a white spot on the chelae.
The river Torio.
This specimen had parasites called Branchiopdelidae (macroinvertebrates)
Spotted on May 29, 2010
Submitted on Jan 18, 2013
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