---
title: "How long does a lion's mane jellyfish last?"
description: "A lion's mane jellyfish lasts 1 yr. How that compares to other things, and where the number comes from."
url: https://atoneplace.net/how-long/lions-mane-jellyfish/
site: "At One Place"
---

# How long does a lion's mane jellyfish last?

**Typical lifespan: 1 yr**

The largest known jellyfish; a specimen washed up in 1870 had tentacles 37 m long.

> One year, most of it as a tiny polyp.

## How that compares

*Lion's mane jellyfish against things of a similar time.*

- Car battery: 3–7 yr
- Red fox: 2–15 yr
- Giant Pacific octopus: 3–5 yr
- Wild turkey: 3–13 yr
- Smartphone: 2–6 yr
- Electric scooter: 2–6 yr
- Raccoon: 2–16 yr
- Lion's mane jellyfish: 1 yr

## What that means over time

*Assuming the typical lifespan above and immediate replacement.*

| Period | How many you would buy |
| --- | --- |
| Per year | 1 replacements |
| Over 10 years | 10 of them |
| Over a 30-year mortgage | 30 of them |

> Lifespans are medians under ordinary use, not guarantees. Maintenance, how hard it is used, and build quality move individual examples a long way in both directions — which is why the range above is as wide as it is.

## More about a lion's mane jellyfish

- [Lion's mane jellyfish vs Whale shark](https://atoneplace.net/vs/lions-mane-jellyfish-vs-whale-shark/) — Side by side
- [Lion's mane jellyfish vs Humpback whale](https://atoneplace.net/vs/humpback-whale-vs-lions-mane-jellyfish/) — Side by side

## Common questions

### How long does a lion's mane jellyfish last?

A lion's mane jellyfish lasts 1 yr. One year, most of it as a tiny polyp.

## Related pages

- [How long does a blue whale last?](https://atoneplace.net/how-long/blue-whale/)
- [How long does a great white shark last?](https://atoneplace.net/how-long/great-white-shark/)
- [How long does a orca last?](https://atoneplace.net/how-long/orca/)
- [How long does a bottlenose dolphin last?](https://atoneplace.net/how-long/bottlenose-dolphin/)
- [How long does a humpback whale last?](https://atoneplace.net/how-long/humpback-whale/)
- [How long does a whale shark last?](https://atoneplace.net/how-long/whale-shark/)
- [How long does a sperm whale last?](https://atoneplace.net/how-long/sperm-whale/)
- [How long does a tiger shark last?](https://atoneplace.net/how-long/tiger-shark/)
- [How long does a walrus last?](https://atoneplace.net/how-long/walrus/)
- [How long does a emperor penguin last?](https://atoneplace.net/how-long/emperor-penguin/)
- [Lion's mane jellyfish vs Whale shark](https://atoneplace.net/vs/lions-mane-jellyfish-vs-whale-shark/)
- [Lion's mane jellyfish vs Humpback whale](https://atoneplace.net/vs/humpback-whale-vs-lions-mane-jellyfish/)

## Sources

- National Oceanic and Atmospheric Administration — NOAA (https://www.noaa.gov/) [Public domain (US Government)]