"Mutant" Fish in New Bedford Harbor
It's a prime example of natural selection at work.
A species of fish in the New Bedford Harbor has adapted and is now thriving, even though the sediment has been contaminated with polychlorinated biphenyls (PCBs) for decades.
Mark Hahn, a senior scientist in biology at the Woods Hole Oceanographic Institution is the co-author of a new report on New Bedford's killifish population...