 Deadly Tick | Bonescar, Bully, Rammfish, Stonegnawer | Sharpfin Flesh ×1, Circuit Board ×1, Sturdy Metal ×2, Cable ×1 | Craft at the workbench after spending 5 Torn Pages on Deadly Tick research |
 Earthworm | Snapper | — | Starting tackle and traders; no workbench recipe |
 Flaming Belly | Cryptmaw, Glowbug, Hornhead, Plasmling, Rivetback, Shardback, Stormfin, Crackback, Gleamer, Harpooner, Harpy, Swallower, Bloodgill, Greasechar | Fish Meat ×1, Jaws ×1, Metal Plate ×1, Lily ×1 | Craft at the workbench after researching Flaming Belly |
 Pipecross | Bonescar, Bully, Rammfish, Stonegnawer | — | No workbench recipe in the demo data; treat it as a trader or exploration find |
 Rainbow Fin | Cryptmaw, Glowbug, Hornhead, Plasmling, Rivetback, Shardback, Stormfin, Crackback, Gleamer, Harpooner, Harpy, Swallower, Bloodgill, Greasechar | Fish Meat ×1, Metal Plate ×1, Chromatic Scales ×1 | Craft at the workbench after researching Rainbow Fin |
 Sturdy Earcrawler | Bellybulge, Gravedigger, Necrosoft, Sawfin, Shovelnose, Tileback, Toadling, Softgrazer, Sharpfin | Metal Plate ×1, Battery ×1, Thermo Coil ×1, Chromatic Scales ×1 | Craft at the workbench after researching Sturdy Earcrawler |
 Wind-Up Tin | Bellybulge, Gravedigger, Necrosoft, Sawfin, Shovelnose, Tileback, Toadling, Softgrazer, Sharpfin | Metal Plate ×1, Fish Meat ×1 | Craft at the workbench after researching Wind-Up Tin |