Understanding Boomerang
A familiar edible fish encountered in shallower biomes.
This is an original reference for the first Subnautica. Your current depth rating, oxygen, available tools and navigation route determine when an objective is practical. Follow actual in-game PDA and Fabricator information for any values that vary by version.
How to use this information
Collect near the surface when you need emergency rations and have inventory room.
What to avoid
Fishing is not a substitute for water production and reliable oxygen.