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Sedna: Sedna is the Inuit goddess of the sea and marine animals, often depicted with a woman's upper body and a marine mammal's tail.

Sedna - Sedna is a central figure in Inuit mythology, explaining the origins of marine life and the dynamic balance of the sea and underworld.

Sedna

Sedna - Sedna is a central figure in Inuit mythology, explaining the origins of marine life and the dynamic balance of the sea and underworld.

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the legend in five swipes.

Sedna is the Inuit goddess of the sea and marine animals, often depicted with a woman's upper body and a marine mammal's tail. Known as the Mother of the Sea, she plays a central role in the creation myth of the Inuit people. She rules over Adlivun, the underworld equivalent in Inuit belief, linking life, death, and the ocean.

Where does the story of Sedna begin?

How did the story of Sedna change over time?

How would you recognise Sedna?

What do different regions call Sedna?

Do other traditions know Sedna by another name?

Why does Sedna still matter?

Interesting Fact

Sedna is unique among mythological figures as her story not only explains the genesis of marine life but also reinforces the spiritual and ecological ties between the Inuit people and the harsh Arctic environment.

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Quick Creature Info

Associations:

Element: WaterMarine lifeOceanic motifs

Our Mythic Legendary Rating:

Ethereal Power
Ethereal Power rating

Also Sometimes Known As:

SannaSidne

Habitat:

AdlivunSea and UnderworldArcticSedna rules over the underwater realm and the Inuit equivalent of the underworldMarine and underworld realmsAdlivun (Inuit underworld)Arctic marine regions

Supernatural Powers:

ImmortalityWater controlDivine authority over sea creatures

Physical Attributes:

Head and upper body of a womanTail of a marine mammalHybrid morphology

Abilities:

Command over marine animalsRuler of the sea and underworldControl over marine life

Behavior:

Enigmatic and formidableDemanding respect from those who venture into her realm

Lore:

Goddess of the Sea and Marine AnimalsInuit mythologySedna is a central figure in Inuit mythology, explaining the origins of marine life and the dynamic balance of the sea and underworld

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References

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The Mythological Creatures Book Series

Yokai, Greek, Norse, Egyptian & Chinese. Five illustrated field guides to the creatures the old stories either warned or told you about.

Mythological Creatures Field Guide: Japanese Yokai book coverMythological Creatures Field Guide: Greek Myths book coverMythological Creatures Field Guide: Norse Sagas book cover
Mythological Creatures Field Guide: Egyptian Legends book coverMythological Creatures Field Guide: Chinese Beasts book cover
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Curated by the Mythological Creatures Team

Series editor: Mythological Creatures Directory

Primary desk: Americas & Indigenous Traditions Desk

(rev. November 2025)