invertebrate invertebratean animal that lacks a backbone (marine examples include lobsters, shrimp, squid, clams, crabs, and sea stars). Related Articles: Glossary: exoskeletonBiological OceanographerMonitoring Wind Farm Construction – June 25, 2017Seismic Airguns – December 20, 2018Underwater Sound and Coral Reef Restoration – September 14, 2022Considerations for “Contained” Studies in Laboratory or Captive SettingsHow animals extract information about the ambient environment: Passive listeningHow do marine animals use sound?What are common underwater sounds?Why is sound important to marine animals? Chris Knowlton2018-01-19T18:09:14-05:00