Amphitrite both the Nereids "and" the Oceanids. Others called her the personification of the sea itself (saltwater). Amphitrite's offspring included seals and dolphins. Poseidon and Amphitrite had a son, Triton who was a merman, and a daughter, Rhodos (if this Rhodos was not actually fathered by Poseidon on Halia or was not the daughter of Asopus as others claim). "Bibliotheca" (3.15.4) also mentions a daughter of Poseidon and Amphitrite named Benthesikyme. Amphitrite is not fully personified in the Homeric epics: "out on the open sea, in Amphitrite's breakers" ("Odyssey" iii.101), "moaning Amphitrite" nourishes fishes "in numbers past all counting" ("Odyssey" xii.119).
Poseidon and with the underworld. Poseidon appears as a beast (horse), which is the river spirit of the underworld, as it usually happens in northern-European folklore, and not unusually in Greece. Poseidon “Wanax”, is the male companion (paredros) of the goddess of nature. In the relative Minoan myth, Pasiphaë is mating with the white bull, and she bears the hybrid creature Minotaur. The Bull was the old pre-Olympian Poseidon. The goddess of nature and her paredros survived in the Eleusinian cult, where the following words were uttered : " Mighty Potnia bore a strong son" In the heavily sea-dependent Mycenaean culture,