In Subnautica 2, after discovering multiple Blackbox entries and learning more about the whereabouts of various colonists who came before you, your next task will be to investigate the Tadpole pens for more clues. However, there's a catch—we need a passcode to enter the facility.
Although you can explore the area's first couple of rooms, you can't fully unlock it until you find an access key to activate a locked door. Here's a deep dive on how to investigate the Tadpole Pens in Subnautica 2.
