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Do you want to unlock the Bioreactor in Subnautica 2? This massive fixture creates energy for your base, and all you need to do is put a few fibers and fuels to keep it running. That said, you still need to scan a bunch of blueprints for it.
The Subnautica 2 Bioreactor can only be unlocked upon scanning three fragments. Several are scattered in the Shallows region, and we’ve listed a few that we’ve found in our playthrough. As usual, we encourage you to read our mini-walkthrough, since it gives you an idea as to where you ought to go next for the campaign.
Bioreactor fragment #1
You’re going to stumble upon this Bioreactor fragment sooner or later. That’s because it’s in the area that gets a marker for the Chap blackbox signal (assuming you’re doing the tasks given by the NOA Terminal).
The location is roughly 400 meters southeast from the Lifepod. As you approach, you’ll see a Giant Coral Crab and several rock pillars. Dive down the tunnel to discover a Colonist Bunker, which happens to have a scannable Bioreactor and a Biobed upgrade.
This Subnautica 2 Bioreactor fragment is around 370 southwest from

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