Species that live underwater. For species that can survive on land as well as water, see Amphibious species.
“Mermen were a race of aquatic beings that lived in the seas of Earth. Mermen had a fish's tails...Merman
“Water Hag was a term humans used to describe an advanced race of alien creature native to the...Water Hag
“The Waterhive were creatures composed of water. In their true form, they resembled limpets with...Waterhive
This category has only the following subcategory.
- [+] Cephalopod species (1 C, 11 P)
The following 22 pages are in this category, out of 22 total.