Mapping the sea floor

<img width=“750” height=“364” src=“https://flowingdata.com/wp-content/uploads/2022/12/mapping-sea-floor-750x364.png" class=“attachment-medium size-medium wp-post-image” alt=“” srcset=“https://flowingdata.com/wp-content/uploads/2022/12/mapping-sea-floor-750x364.png 750w, https://flowingdata.com/wp-content/uploads/2022/12/mapping-sea-floor-1090x529.png 1090w, https://flowingdata.com/wp-content/uploads/2022/12/mapping-sea-floor-210x102.png 210w, https://flowingdata.com/wp-content/uploads/2022/12/mapping-sea-floor-768x373.png …