The game needs some sort or giant hermit crab that uses the wrecked escape pods. Also maybe something like a pearl fish. (its hides inside the anus of sea cucumbers for safety) that will hide inside of the smaller containers that are around larger w…
@Darwin-Evolution The current reefbacks could also be the runts that didn't get enough of whatever they needed to grow to a full size. If they ever added one…
Yeah something like that. Massive with its own creatures and plants.
Thinking about what you posted they could make it so the Reefbacks are the children and full sized ones are the large islands.