profile profilethe change of an oceanographic variable with water depth Related Articles: Glossary: expendable bathythermographHow fast does sound travel?Sound Speed MinimumDr. MillerSound Travel in the SOFAR ChannelBeaked WhalesForward Looking SonarTutorial: Speed of SoundSpecialized Sounds in Cetacean CommunicationHow does sound travel long distances? The SOFAR Channel Chris Knowlton2017-02-26T20:10:00-05:00