male Pacific walrus (O. r. divergens)
wild caught in 1992
deceased ≥ 1994
Ancestors and Descendants
No known related animals.
The dates listed here generally represent the time at which the measurements were published, not necessarily the date on which they were taken.
1993-Feb: 116 kg · 255 lb
1993-Mar: 125 kg · 275 lb
1993-May: 188 kg · 414 lb
1993-Aug: 182 kg · 401 lb
1994: 323 kg · 712 lb
1994: 224 cm · 7 ft 4 in
"The animals were fed on formula 3 times a day (at 09.30, 12.30 and 15.45 hours). The formula consisted of the following ingredients: 13 l water, 270 g butter, 540 g oatmeal, 630 g soya flour (Nutrilonsoja®), 900 g milk powder (Multimilk®), and 8 g marine mammal vitamins (Seavit®). The formula was stirred and boiled, then cooled to below 37°C."
1993: 12,000 ml per day
No images available at this time.
Notes and Information
This walrus was estimated to have been born in May or June of 1992, and died at some point during or after 1994 from a tooth infection.
He had been diagnosed with Addison's disease, which reduced his growth hormone production.
1996. R.A. Kastelein et al. Drinking speed of Pacific walrus (Odobenus rosmarus divergens) pups. Retrieved from Aquatic Mammals Journal.
2007-May. R. A. Kastelein et al. Feeding enrichment methods for Pacific walrus calves. Retrieved from researchgate.net.
2007-Dec. R. A. Kastelein et el. Food consumption, growth and food passage times in Pacific Walrus. Retrieved from researchgate.net.