Riku

リク

male walrus (O. rosmarus)

born April 23rd, 2013

living at Kamogawa Sea World

Ancestors and Descendants

Parents

♂ Takku (capture 1983)

♀ Mikku (birth 2000-Mar-03)

Transfer History

  1. birth 2013-Apr-23 at Kamogawa Sea World

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.

Weight

  • 2017: 600 kg · 1,322 lb

  • 2018-Aug-03: 660 kg · 1,455 lb

  • 2019-Nov-01: 598 kg · 1,318 lb

  • 2020-Nov-01: 660 kg · 1,455 lb

  • 2021-Nov-03: 772 kg · 1,701 lb

  • 2022-Nov-03: 839 kg · 1,849 lb

Image Gallery

Notes and Information

References

  • 2022-Nov-03. 鴨川シーワールド。「海の生き物 公開体重測定」開催。Retrieved from kamogawa-seaworld.jp [archive]

  • 2021-Nov-03. 鴨川シーワールド。鴨川シーワールド「海の生き物 公開体重測定」結果報告。Retrieved from kamogawa-seaworld.jp.

  • 2020-Nov-03. 千葉日報。ちょっと太ったかな…　セイウチ６０キロ増　鴨シーで体重測定。Retrieved from ChibaNippo.co.jp.

  • 2019-Nov-01. 鴨川シーワールド。〈「海の動物 公開体重測定」実施〉。Retrieved from Facebook.com.