As a result , the Atlantic white cedar , which is an obligate freshwater species , was killed .
After the Point Pleasant Canal was constructed and the Manasquan inlet improved , saltwater from the ocean infiltrated into the Northern portion of the bay .
The Atlantic white cedar , which is an obligate freshwater species , was killed .
After the Point Pleasant Canal was constructed and the Manasquan inlet improved , saltwater from the ocean infiltrated into the Northern portion of the bay .