female walrus (O. rosmarus)

wild caught in 2005

living at Oita Marine Palace Aquarium

Ancestors and Descendants


? miscarried (birth 2020-Feb-24)

Transfer History

  1. capture 2005 in wild

  2. transfer 2005-Dec-29 to Oita Marine Palace Aquarium

  3. transfer 2019-Feb-08 to Toba Aquarium

  4. transfer 2019-Mar-19 to Oita Marine Palace Aquarium

  5. transfer 2021-Jan-15 to Toba Aquarium

  6. transfer 2021-Jan-29 to Oita Marine Palace Aquarium

  7. transfer 2022-Jan-13 to Toba Aquarium

  8. transfer 2022-Feb-22 to Oita Marine Palace Aquarium

Physical Data

The dates listed here generally represent the time at which the measurements were published, not necessarily the date on which they were taken.


  • 2019-Feb-04: 163 kg · 1,393 lb

  • 2021-Jan-15: 689 kg · 1,518 lb


  • 2019-Feb-08: 2 m 40 cm · 7 ft 10 in

  • 2021-Jan-15: 2 m 40 cm · 7 ft 10 in

Image Gallery

No images available at this time.

Notes and Information

The images found here have all been gathered either from this facility's official resources or news articles.

Izumi was born in 2005.


  • 2019-Feb-6. 大分合同新聞。うみたまごの雌のセイウチ「泉」 鳥羽水族館へ。Retrieved from Oita-Press.co.jp.

  • 2019-Feb-8. 朝日新聞。セイウチが「妊活」で鳥羽へ 価格高騰で国内繁殖。Retrieved from Asahi Shimbun Digital.

  • 2019-Feb-8. 鳥羽水族館。ブリーディングローン(繁殖貸与契約)によりセイウチを1頭搬入しました。Retrieved from Toba Aquarium Official Website.

  • 2019-Mar-22. 大分マリーンパレス水族館。セイウチの「泉」帰館、交代で「ミー」鳥羽水族館へ出発(ブリーディングローン)。Retrieved from Umitamago.jp.

  • 2021-Jan-15. 大分マリーンパレス水族館。セイウチの「泉」、今年も鳥羽水族館へ。Retrieved from Umitamago.jp.

  • 2021-Jan-30. 大分マリーンパレス水族館。セイウチの「泉(いずみ)」、鳥羽水族館から帰館(ブリーディングローン)。Retrieved from Umitamago.jp.