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EIA Database

Summing the strokes: Energy economy in northern elephant seals during large scale foraging migrations

2015
Open Access Peer Reviewed Publication

Movement Ecology

Maresh, J., Adachi, T., Takahashi, A., Naito, Y. et al.

Background: The energy requirements of free-ranging marine mammals are challenging to measure due to cryptic and far-ranging feeding habits, but are important to quantify given the...
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Keywords: Accelerometer, Aerobic dive limit, Body size, Disturbance, Field metabolic rate, Foraging, Hypometabolism, Locomotion, Pregnancy

Free-swimming northern elephant seals have low field metabolic rates that are sensitive to an increased cost of transport

2014
Open Access Peer Reviewed Publication

The Journal of Experimental Biology

Maresh, J., Simmons, S., Crocker, D., McDonald, B. et al.

Widely ranging marine predators often adopt stereotyped, energysaving behaviours to minimize the energetic cost of transport while maximizing energy gain. Environmental and anthropogenic disturbances can disrupt...
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Keywords: Accelerometer, Disturbance, Drag, Energetics, Field metabolic rate, Flipper stroking, Foraging, Locomotion, Translocation