What kind of changes are shellfish affected by?



  1. 0 Votes

    Many shellfish that are found in North American bays like clams and oysters are very sensitive to the quality of the water avialable. Filter-feeders like oysters are good indicators of clean water because they filter through the water for food, hence the name. Even traces of pollution are dangerous to these animals and many estuaries around the nation have had to start programs to protect many shellfish from polluted waters.

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