Invasive blue catfish can tolerate high salinities

A new study warns that blue catfish -- an invasive species in several Chesapeake Bay tributaries -- tolerate salinities higher than most freshwater fishes, and thus may be able to expand their range downstream into mainstem Chesapeake waters, and from there into new Bay tributaries and even Delaware Bay.

from Latest Science News -- ScienceDaily https://ift.tt/2JWjaER