vessel finder - SERP Analysis

https://www.vesselfinder.com/

https://play.google.com/store/apps/details%3Fid%3Dcom.astrapaging.vff%26hl%3Den_US

https://www.myshiptracking.com/

https://www.marinevesseltraffic.com/2013/07/vessel-finder.html

https://www.marinetraffic.com/en/ais/home/centerx:2.7/centery:51.2/zoom:6

https://apps.apple.com/us/app/vesselfinder-lite/id918080862

https://www.reddit.com/r/maritime/comments/1lgbr8i/vessel_tracker/