Welcome!
Introduction
Thank you for visiting Walrus Network, a 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 140 walruses currently living across 55 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 7 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
Olga · Dolfinarium Harderwijk · Oct-18
Lost to follow-up
No walruses have been listed as lost to follow-up in 2023.
A total of 7 walruses were transitioned to unknown status in 2022:
Huanhuan · last sighted 2020-Jan-24 at Sanya Haichang Fantasy Town
Nastya · last sighted 2020-Feb-16 at Yaroslavl Dolphinarium
Antonina · last sighted 2020-Mar-01 at Gelendzhik Dolphinarium
Nyusha · last sighted 2020-Mar-17 at NEMO Anapa Dolphinarium
unknown · last sighted 2021-Sep-15 at Moscow Zoo
Dabao · last sighted 2020-Oct-12 at Dalian Laohutan Ocean Park
Pregnancies
To the best of my knowledge, no walruses are currently confirmed to be pregnant in 2023.
At least 2 walruses delivered calves in 2022:
Kuu · Toba Aquarium · twins, deceased [A, B]