Sonar - Using sound to identify fish types - Shotgun Marine Services

Underwater noise is a threat to marine life

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A brief look at militarized dolphins, which Russia may be using in the Black Sea : NPR

Impacts Of Sound Pollution On The Marine Environment

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What is sonar and is it deadly to humans or other animals? - Quora

Ships, sonar and surveys': Film explores impacts of a noisy ocean

Identify Fish on Sonar

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Sonar Basics: How To Identify Fish (Bass, Panfish, and Baitfish)

US Navy wants to retire its minehunting dolphins, but tech hasn't caught up yet

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