The other problem is the proliferation of a species ofjellyfish, the American Ctenophore, or comb jelly,(Mnemiopsis leidyi), which was accidentally introducedaround 1980 via the ballast water of ships.
Is í an fhadhb eile ná iomadú speicis de smugairle róin,Ctenophora Mheiriceá, nó an smugairle cíorach,(Mnemiopsis leidyi),a tugadh isteach de thaisme thart ar1980 trí mheán uisce ballasta na long.