It may seem difficult at first sight to trace the
connexion between the moon, a water-goddess,
and a deity presiding over childbirth; yet it is
certain that such a connexion does exist. The
classic Venus was born of the sea-foam, and was
unmistakably one with the moon. She was also
the goddess of love, and was resorted to by barren
women—as the Venus of Quimperle in Brittany
is, to this day, sought by those who have no
children.
On the Syrian coast, they told of their goddess plunging into the sea, because they saw the moon descend into the western waters; but the Cretans, who beheld her rise above the eastern horizon of sea, fabled of a foam-born goddess.
In classic iconography the Tritons, and in later art the Sirens, are represented half fish, half human. Originally the Sirens were winged, but after the fable had been accepted, which told of their strife with the Muses, and their precipitation into the sea, they were figured like mermaids; the fish-form was by them borrowed from Derceto. It is curious how widely-spread is the belief in fish-women. The prevalence of tales of mermaids among Celtic populations indicates these water-nymphs as having been originally deiti
