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Content with tag pacisfastacus leniusculus .

American crayfish occupy 95% of the Italian crayfish’s niche in the Iberian Peninsula

Researchers from the Doñana Biological Station – CSIC have studied the changes in the distribution of the three species of crayfish introduced in Spain throughout history.
The study was based on historical sources to describe the evolution of the species distributions and the factors that may have influenced the process.