Species Regional Summary
Carcinus maenas
Sheepscot Bay ( N080 )

Invasion History Vectors Impacts References

Invasion

Invasion Description

1st Record: Boothbay Harbor/ME/Boothbay Harbor (1907, Glude 1955)

Geographic Extent

Boothbay Harbor/ME/Boothbay Harbor (1907, Glude 1955)

Vectors

Level Vector
Alternate Hull Fouling
Alternate Ballast Water
Alternate Natural Dispersal

Regional Impacts

Ecological ImpactPredation
Dogwinkles (Nucella lapillus from protected locations Bootbay Harbor showed a sharp reduction in movements, and an increase in shell thickness, when exposed to odors from C. maenas, a response not seen in snails feom exposed locations, or form northern Maine, with less exposure, or a shorter history of exposure to Green Crab predation (Large and Smee 2013).
 

References

Full Reference List for Carcinus maenas

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