Talk:Grand Reef/@comment-38517215-20190213221804/@comment-38821986-20190320103418

It's pretty safe. This interactive map seems to have it about right about what depths they spawn at.

https://subnauticamap.io

As long as you keep above 200m, you should be alright but I always keep to the surface while traveling. I learned the hard way with the ghost leviathans in that region but only because I was looking for an entrance into the Deep Grand Reef.