I thinj this is where the mintour have their work. To catch cryfish/?

No not rlly. They cant go as they please on pond man, they r big. I mean they r basically the watcher for the waypoint in that level 99 in black tower

Didn't they turn over a pile of dirt so sejun discovered it's fertile soil? I'm pretty sure their job will be to turn over soil all over the floor or something