What Is My Role In The Odyssey

I am the sea goddess Thetis. In most myths, my parents are Nereus, the man of the sea, and the sea nymph Doris, the daughter of the sea god Oceanus and Tethys. Nereus is the offspring of Gaia and Pontus. My siblings are the fifty Nereids or sea nymphs of whom I command ("Thetis"). I do not have a story concerning my birth; however, I was born in the sea.
Since I am the goddess of the ocean, I represent the sea. My siblings and I protect anglers and sailors as they travel. When sailors or anglers are in distress, my siblings and I will save the misfortunate humans. To ensure a safe passage, sailors will pray to me, so that I ensure their ships a safe journey ("NEREIDES"). My role is to bear a son who will be greater than his father. Zeus and Poseidon wished to marry me until they discovered I was prophesied to give birth to a son who would be greater than his father; therefore, Zeus
In many myths, I am only known in the Trojan War because I am the mother of the great Greek warrior Achilles. I am a loving and caring mother to Achilles. In order to help my son, I ask many favors from the immortals. Even though I am a minor goddess, I play a major role in the Trojan War.
I have many symbols to represent myself as a sea goddess. Such symbols include seashells, sea horses, seaweed, and anything associated with the ocean. My two most common symbols are seashells and seaweed because both items are most commonly associated with the ocean (“The Role of Women in the Art of Ancient Greece”). Since I am a minor sea goddess, the symbols to represent myself are any items related to the sea. There is not an existing story to why my symbols represent me other than the fact that I am a sea goddess.
There are several interesting myths that exist concerning myself. One myth is about my marriage. Zeus and Poseidon both pursued me, for the gods wished marry me. One day Themis prophesied that I would bear a son who will be