Consider This Scenario: You Are Hired as the Sonar Technician

Essay

Consider this scenario: you are hired as the sonar technician on an oceanographic research vessel. The ship is moving at a constant speed on a linear survey. Your echo-sounding equipment gives you the following dataset over the course of the 170-km transect:

Recall that the average speed of sound waves in water is 1500 meters per second. What submarine feature has been documented by these data? Interpret the dataset as fully as possible.