How do I view different types of data? (AIS, VMS, VIIRS)
To view different types of fishing vessel data, click on Layers in the toolbox, then Activity layers. You will have...
What is a vessel encounter? How can I interpret the data in the vessel encounter layer?
An encounter is anywhere that a refrigerated cargo vessel meets up with a fishing vessel while at sea. Our current...
How can I interpret VIIRS data in the map?
The VIIRS satellite sensor can identify bright lights at night. This is the same sensor that is used to make...
How do I upload my own custom layer?
First, you must be logged into your Global Fishing Watch account. There are multiple ways to upload your custom layers...