Tetra

Tier 4 fish

Verified against 0.221.12, source: jotunn_docs, kirilloid.

Tetra statistics
Prefab	Fish4 cave
Item Type	Fish
Category	fish
Progression tier	4
Stack Size	10

Also at this point

Blob Bomb: Elite Poison

Blob Bomb: Frost

Bonemass Trophy

Brew of Animal Whispers

Cold Fishing Bait

Cooked Wolf Meat