The area is also mostly devoid of flora. The only significant presence of plants can be encountered in the caves. It's a safe zone without any predators.
How deep is the sea Treaders path?
One way to find the Sea Treader Leviathan is to swim southwest from Lifepod 5 using the Compass until you reach about -1467, 0, -707. Then, you should descend to about 290 meters and you should find a pack of Sea Treader Leviathans.
What sea Treaders do?
Sea Treaders often gather into herds, keeping the smaller ones in the middle of the pack, while the larger ones stay on the outside. Sea Treaders occasionally stop on their track to either defecate (dropping its feces in the process), or to graze.