harbor seal harbor sealPhoca vitulina Related Articles: Glossary: phocids or true sealsWhy is sound important to marine animals?Behavioral Changes in MammalsTutorial: Mammals – Behavior ChangesTutorial: Behavioral ChangesAcoustic Masking in MammalsHearing Loss in MammalsTutorial: Mammals – Hearing lossGray SealPile driving Chris Knowlton2026-02-20T15:27:11-05:00