| Aquatic animal |
| Aquatic nesting area |
| Aquatic organism |
| One who studies minute organisms |
| Aquatic dragonfly larva |
| Aquatic silvers |
| Aquatic appendages |
| Microorganisms |
| Aquatic plant |
| All organisms in one area, collectively |
| Semiaquatic rodent |
| A studier of living organisms |
| Part of an aquatic plant |
| Aquatic cereal grass |
| Aquatic nymph |
| Aquatic vegetation |
| A neat me (anag) — large aquatic mammal |
| Living organisms |
| Aquatic mammal |
| Genetically related organisms |
| Lizards' semiaquatic look-alikes |
| Tiny aquatic organism |
| Aquatic one-celled plant. |
| Aquatic larva |
| Aquatic animalcule |
| Aquatic zappers |
| Group of genetically similar organisms |
| Aquatic eagles |
| Like some single-celled organisms |
| Group of organisms |