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Date: 04/21/25
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Our Goals

  1. Acquire and make easily accessible to zoo and aquarium professionals the current body of knowledge on animal welfare and ethics.
  2. Conduct and facilitate welfare assessments and applied welfare research on captive exotic animals.
  3. Convene important discussions and presentations on captive exotic animal welfare and ethics.
  4. Train professionals on captive exotic animal welfare best practices and policies.
  5. Recognize advances in improving captive exotic animal welfare and ethics through awards.
URL: https://detroitzoo.org/resources/?fwp_search=pinniped

Health and Welfare Benefits of Computerized Cognitive Enrichment in California Sea Lions (Zalophus californianus) at the US Navy Marine Mammal Program

Authors: Kelley Winship, Abby McClain, Amber Ramos, Jennifer Dunham, Mark Xitco

Publication/Journal: Animals

Keywords: california sea lion, cognitive enrichment, computerized task, pinniped welfare

2024

Quantifying animals’ perception of environmental predictability using anticipatory behavior

Authors: A. A. Podturkin, B. L. Krebs, J. V. Watters

Publication/Journal: Zoo Biol

Keywords: appetitive behavior, pinniped, predictability, reliable cue, sea lion

2023

A Quantitative Approach for Using Anticipatory Behavior as a Graded Welfare Assessment

Authors: Aleksei A Podturkin, Bethany L Krebs, Jason V Watters

Publication/Journal: Journal of Applied Animal Welfare Science

Keywords: appetitive behavior, pinniped, sea lion, zoo animal

2022

Enrichment reduces stereotypical behaviors and improves foraging development in rehabilitating Eastern Pacific Harbor Seals (Phoca vitulina richardii)

Authors: Karli R Chudeau, Shawn P Johnson, Nancy G Caine

Publication/Journal: Applied Animal Behaviour Science

Keywords: applied welfare, behavioral management, conservation, foraging, pinniped, wildlife rehabilitation

2019

Optimal marine mammal welfare under human care: Current efforts and future directions

Authors: Sabrina Brando, Donald M. Broom, Cristina Acasuso-Rivero, Fay Clark

Publication/Journal: Behavioural Processes

Keywords: cetacean, husbandry, marine mammal, pinniped, welfare

2018

Olfactory Enrichment in California Sea Lions (Zalophus californianus): An Effective Tool for Captive Welfare?

Authors: Mystera M. Samuelson, Lisa K. Lauderdale, Kelly Pulis, Moby Solangi, Tim Hoffland, Heidi Lyn

Publication/Journal: Journal of Applied Animal Welfare Science

Keywords: animal welfare, california sea lions, enrichment, olfaction, pinnipeds

2017

Serum estradiol and progesterone profiles during estrus, pseudopregnancy, and active gestation in Steller sea lions

Authors: Renae Sattler, Lori Polasek

Publication/Journal: Zoo Biology

Keywords: e2, eumetopias jubatus, hormones, p4, pinniped, reproduction

2017

Behavior and body mass changes of a mother and calf Pacific walrus (Odobenus rosmarus divergens) during the suckling period

Authors: Ronald A. Kastelein, Ivanka van den Belt, Nancy Jennings, Richard de Kruijf

Publication/Journal: Zoo Biology

Keywords: behavior, composition, growth, milk, pinniped, reproduction

2015

Absorption and Ocular Deposition of Dietary Lutein in Marine Mammals

Authors: Elizabeth A. Koutsos, Todd Schmitt, Carmen M. H. Colitz, Lisa Mazzaro

Publication/Journal: Zoo Biology

Keywords: carotenoid, cetacean, lutein, ocular, pinniped

2013

Endocrine Changes in Harbor Seal (Phoca vitulina) Pups Undergoing Rehabilitation

Authors: Stephen J. Trumble, Danielle O'Neil, Leslie A. Cornick, Frances M. D. Gulland, Michael A. Castellini, Shannon Atkinson

Publication/Journal: Zoo Biology

Keywords: cortisol, harbor seal, stress hormones, thyroxine

2013

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The Detroit Zoological Society – a renowned leader in
humane education, wildlife conservation, animal welfare
and sustainability – operates the Detroit Zoo and Belle Isle Nature Center.

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Celebrating and Saving Wildlife and Wild Places
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