The squeem are a race of group minded aquatic beings, or "fishes", as referred by the humans.

And she enjoyed their company-enjoyed communing with aquatic beings who didn't judge her (at least not by the same standards she used in judging herself).

Features on other satellites of Neptune, once discovered, should be named after gods and goddesses associated with Neptune/Poseidon mythology or generic mythological aquatic beings.

The Doctor goes back inside to question Signora Calvierri who confirms that she and the others are from the planet Saturnyne, a race of aquatic beings with vampire-like tendencies.

Except that they evolved into aquatic beings instead of two-leggeds who walk on land, as we do.

K-PAXians' forefathers were something like worms and lived in the ground, whereas humans' forefathers were fishes and other aquatic beings.

Nerieds are aquatic beings who inhabit the waves and are spiritually bound to the sea.

They had then received a transmission from the aquatic beings that inhabited its high-pressure water-ammonia mantle, beings that the sensors had missed due to their great depth.

This river, which forms the boundary of Naraka, is filled with excreta, urine, pus, blood, hair, nails, bones, marrow, flesh and fat, where fierce aquatic beings eat the person's flesh.

Under Catholicism, aquatic beings were generally considered "fish"; therefore whale was deemed suitable for eating during Lent and other "lean periods".