Multibeam sonar bathymetry of Mona Canyon, off the northwest coast of Puerto Rico, showing large landslides that might be related to the 1918 magnitude-7.3 earthquake.

Multibeam sonar bathymetry of Mona Canyon, off the northwest coast of Puerto Rico, showing large landslides that might be related to the 1918 magnitude-7.3 earthquake. Image courtesy of NOAA Okeanos Explorer Program, Océano Profundo 2015: Exploring Puerto Rico’s Seamounts, Trenches, and Troughs.

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Related Links

Studying Geology Underwater: Landslides, Tsunamis, and Earthquakes

Océano Profundo 2015: Exploring Puerto Rico’s Seamounts, Trenches, and Troughs

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