10

Longest Live Water Animal

The Bowhead whale is estimated to have an average lifespan of 200 years. 

Bowhead whale

Greenland shark

estimated that these sharks can have a maximum lifespan of at least 272 years.

Ocean quahog

Its lifespan was thought to be around 225 years, but one ocean quahog was confirmed to be 507 years old. 

        Koi

The average lifespan for Japanese Koi is around 40 years though they can live a lot longer if living in the right conditions.

Greenland shark

From centuries-old tube worms to "immortal" jellyfish, these fascinating animals with long lifespans give Methuselah a run for his money.

Galapagos Giant Tortoise

Some tortoises, like the Aldabra giant tortoise and the Galapagos giant tortoise, can live for more than 100 years. 

Rockfish

one of the longest living fish and have a maximum lifespan of at least 205 year

     Sharks

sharks. It is hard to answer any better without writing a massive list of animal

        Eel 

The oldest living longfin eel was recorded to be 106 years of age.