Harbor Seal vs Ribbon Seal
How does the Harbor Seal compare to the Ribbon Seal? They are both members of the Phocidae family. Below we put their classification, habitat, diet, size, and conservation status side by side — and settle who would win in a fight.


Side-by-side comparison
- Scientific name
- Phoca vitulina
- Histriophoca fasciata
- Classification
- Mammal
- Mammal
- Family
- Phocidae
- Phocidae
- Habitat
- Coastal waters, estuaries, and sheltered bays
- Sea ice and open ocean in the North Pacific and Arctic Oceans
- Diet
- Carnivore
- Carnivore
- Conservation status
- Least Concern
- Least Concern
- Lifespan
- 25-35 years
- 20-30 years
- Weight
- 55-170 kg
- 70-110 kg
Harbor Seal vs Ribbon Seal: who would win?

Harbor Seal
55-170 kg

Ribbon Seal
70-110 kg
Harbor Seal has the edge moderate confidence
Harbor Seal is somewhat heavier (55-170 kg vs 70-110 kg), giving it the edge in a head-to-head. In the wild these two rarely (if ever) meet — this is a what-if based on the size and diet we have on record, not a prediction.
Similarities
- Both are mammals.
- Both belong to the Phocidae family.
- Both have a carnivore diet.
- Both are listed as Least Concern.
Differences
- Habitat: Coastal waters, estuaries, and sheltered bays vs Sea ice and open ocean in the North Pacific and Arctic Oceans.
- Weight: 55-170 kg vs 70-110 kg.
Harbor Seal vs Ribbon Seal: FAQ
Who would win in a fight, a Harbor Seal or a Ribbon Seal?
Harbor Seal has the edge. Harbor Seal is somewhat heavier (55-170 kg vs 70-110 kg), giving it the edge in a head-to-head. In the wild these two rarely (if ever) meet — this is a what-if based on the size and diet we have on record, not a prediction.
What is the difference between a Harbor Seal and a Ribbon Seal?
Harbor Seal and Ribbon Seal differ in several ways — habitat: coastal waters, estuaries, and sheltered bays vs sea ice and open ocean in the north pacific and arctic oceans. weight: 55-170 kg vs 70-110 kg.
Do Harbor Seal and Ribbon Seal live in the same habitat?
No — Harbor Seal lives in coastal waters, estuaries, and sheltered bays, while Ribbon Seal is found in sea ice and open ocean in the north pacific and arctic oceans.
What do Harbor Seal and Ribbon Seal eat?
Both Harbor Seal and Ribbon Seal have a carnivore diet.
Which is more endangered, the Harbor Seal or the Ribbon Seal?
Harbor Seal is listed as Least Concern, while Ribbon Seal is listed as Least Concern.
How big are Harbor Seal and Ribbon Seal?
Harbor Seal weighs around 55-170 kg, while Ribbon Seal weighs around 70-110 kg.

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Harbor Seal

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Ribbon Seal





