City Club of Chicago

Australian lungfish 'Granddad,' the oldest aquarium fish in the world, dies in Chicago

Australian lungfish 'Granddad,' the oldest aquarium fish in the world, dies in Chicago

Granddad, the Shedd Aquarium Australian lungfish that was the oldest zoo animal in Chicago and the longest lived aquarium fish in the world, died Sunday, the aquarium announced Monday.

The representative of a prehistoric species had been at Shedd since three years after it opened in 1930 and was believed to be in its teens when it arrived, making the animal likely to have been in its 90s or possibly beyond the century mark.

He began losing interest in his food in the last couple of weeks, aquarium collections manager Michelle Sattler said, and on Saturday took a turn for the worse, exhibiting signs of a “shutting down” of vital systems. Shedd health specialists made the...

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