‘Major shifts’ in fish populations after Snakehead invasion documented in Maryland

Scientists have documented major shifts downward in many native fish populations after an invasion by Northern Snakeheads in Maryland waters, according to a US Fish and Wildlife Service and Maryland Department of Natural Resources study.

Of the 21 species that were captured in the pre-Snakehead and post-Snakehead periods, 17 species exhibited declines in average relative abundance.

LINK (via: Chesapeake Bay Magazine)

 

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