Long-term studies quantify the prey requirements of pinnipeds, and help predict the effects of nutritional stress
Two new studies by Dr. David Rosen answer the question: “How much fish does a seal need?”
Sea lions and walruses in managed care reveal how wild animals handle environmental disturbance
Knowledge about resting metabolic rates or energy expenditures can lead to big, meaningful changes for the conservation of wild animals.
How to power a walrus
New study shows loss of sea ice will require walruses to swim more and eat more to survive climate change
STUDENT PROFILE: Ana Pozas
Focusing her research on the diets of California sea lions, Pozas enjoys working with the ‘dogs of the sea’, proving that the “ocean is not such a scary place and that there’s so much to learn still.”
SPOTLIGHT: Marine Mammal Energetics and Nutrition Lab carries on with research despite COVID-19 setbacks
“It just means we have to be creative to keep research going,” said David Rosen, assistant professor and principal investigator
Go walrus, go!
Walruses live in the rapidly changing Arctic. Dr. David Rosen is trying to figure out how climate change will impact the health of young walruses.
Measuring body fat in Steller sea lions and other pinnipeds
The goal is to provide a quick, reliable tool that can be used to evaluate the physiological status of Steller sea lions and other pinnipeds in the field.
It’s a drag wearing a tag
What impacts do tracking tags have on the behavior and swimming costs of marine mammals?
Steller sea lion research front and centre at the Vancouver Aquarium
The Aquarium’s new Steller Bay highlights research done by IOF’s Marine Mammal Research Unit’s Drs. Andrew Trites and David Rosen.
Andrew Trites and David Rosen go to Ottawa
They addressed Bill S-203, An Act to amend the Criminal Code and other Acts (ending captivity of whales and dolphins), in front of the Senate Standing Committee on Fisheries and Oceans.