female walrus (O. rosmarus)

wild caught in 2003

living at Otaru Aquarium

Ancestors and Descendants

No known related animals at this time.

Transfer History

  1. capture 2003 in Russia

  2. transfer 2003-Dec to Yokohama Hakkeijima Sea Paradise

  3. transfer 2020-Feb to Otaru Aquarium

  4. transfer 2020-Apr to Yokohama Hakkeijima Sea Paradise

Image Gallery

No images available at this time.

Notes and Information

Ako's transfer to the Otaru Aquarium was announced on February 22nd, 2020, and her departure on April 19th, 2020 -- I cannot be certain if these dates represent the specific day of transfer or not.


  • 2020-Feb-22. おたる水族館。セイウチの繁殖に向けた他園館との協力について。Retrieved from Otaru-Aq.jp.

  • 2020-Apr-19. おたる水族館。セイウチのアコが横浜・八景島シーパラダイスに無事帰りました。Retrieved from Otaru-Aq.jp.