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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 141 walruses currently living under human care in 2022. More information and statistics on the captive walrus population will soon be provided on a separate section of this site.

Captures

To the best of my knowledge, no walruses have been collected from the wild in 2022.

The last known capture events took place in 2018:

  1. Srednyaya Six [a, b, c, d, e, f] · Center for the Adaptation of Marine Mammals · 2018-Oct-14

Deaths

At least 6 walruses have passed away at 3 facilities in 2022.

  1. unknown · Pairi Daiza · May-04

  2. Petruska · Pairi Daiza · May-04

  3. Sakura · Minamichita Beach Land · Jun-03

  4. Kuu · Toba Aquarium · Jun-16

  5. unknown · Toba Aquarium · Jun-16

  6. unknown · Toba Aquarium · Jun-16

Lost to follow-up

At this time 4 walruses have been transitioned to unknown status in 2022.

  1. Huanhuan · last sighted 2020-Jan-24 at Sanya Haichang Fantasy Town

  2. Nastya · last sighted 2020-Feb-16 at Yaroslavl Dolphinarium

  3. Antonina · last sighted 2020-Mar-01 at Gelendzhik Dolphinarium

  4. Nyusha · last sighted 2020-Mar-17 at NEMO Anapa Dolphinarium

Pregnancies

At least 2 walruses are pregnant or have delivered calves in 2022.

  1. Petruska · Pairi Daiza · deceased

  2. Kuu · Toba Aquarium · twins, deceased [A, B]

Transfers

At least 6 walruses have been transferred 9 times in 2022.

  1. Izumi · Oita → Toba · Jan-13

  2. Himawari · Ise → Minamichita · Feb-16

  3. Izumi · Toba → Oita · Feb-21

  4. Bubu · Oita → Toba · Mar-07

  5. Himawari · Minamichita → Ise · Mar-18

  6. Bubu · Toba → Oita · Apr-25

  7. unknown · Tianjin → Hangzhou · unk

  8. Wuma · Fushun → Harbin · unk

  9. Gelusha · Fushun → Harbin · unk

Walrus Network, 2014 - 2022