Welcome!
Introduction
Thank you for visiting Walrus Network, a collaborative record-keeping initiative for captive walruses that began in 2014. I am deeply grateful to the parks and people who have helped me maintain these records as completely and accurately as possible. Please contact me to report any missing or inaccurate information, or feel free to send any questions or comments you may have about captive walruses or this site.
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Annual Overview
There are approximately 136 walruses currently living across 53 facilities and 13 countries in 2023. More information and statistics on the captive walrus population will soon be provided on a separate section of this site.
Captures
Deaths
To the best of my knowledge, no walruses have died in 2023.
At least 8 walruses passed away at 4 facilities in 2022:
unknown · Pairi Daiza · May-04
Petruska · Pairi Daiza · May-04
Sakura · Minamichita Beach Land · Jun-03
Kuu · Toba Aquarium · Jun-16
unknown · Toba Aquarium · Jun-16
unknown · Toba Aquarium · Jun-16
Stena · in transit · Jul-19
Olga · Dolfinarium Harderwijk · Oct-18
Lost to follow-up
A total of 3 walruses have been transitioned to unknown status in 2023:
unknown · last sighted 2021-Mar-06 at Chimelong Ocean Kingdom
unknown · last sighted 2021-Mar-28 at Chimelong Ocean Kingdom
unknown · last sighted 2021-Apr-14 at Chimelong Ocean Kingdom
Pregnancies
At least 1 walrus is currently pregnant or has given birth in 2023:
Transfers
At least 12 walruses have been transferred 16 times in 2023.
Tanpopo · Ise → Minamichita · Jan-30
Tanpopo · Minamichita → Ise · Feb-27
Ninotska · Hamburg → Brugelette · Apr