Zebra mussels are originally native to russia. in the mid-1980's, zebra mussels were introduced into the great lake region of the united states where they rapidly reproduced; females can produce up to one million eggs per year. all but one situation would be a problem caused by the introduction of this invasive species. that is a) damage to boats, harbors, and docks. b) other species of mussels thrive and grow in size. c) damage to water treatment plants by clogging up the intakes. d) out competing native species for food, leading to a decrease in their population.