Ecology, Climate Change and Related News

Conservation Science for a Healthy Planet

Entangled North Atlantic right whales’ scat reveal ‘sky-high’ stress levels due to entanglements

Leave a Comment

November 30, 2017 New England Aquarium Read full ScienceDaily article here

North Atlantic right whale scientists found that whales who undergo prolonged entanglements in fishing gear endure ‘sky-high hormone levels,’ indicating severe stress, which researchers discovered using a pioneering technique of examining scat from live, entangled, and dead whales over 15 years….

….For the highly endangered North Atlantic right whale population, it was a devastating summer with 16 deaths — 12 in Canada and four in the US — due to vessel strikes and entanglements for a population that now only numbers around 450….

RM Rolland, WA McLellan, MJ Moore, CA Harms, EA Burgess, KE Hunt. Fecal glucocorticoids and anthropogenic injury and mortality in North Atlantic right whales Eubalaena glacialis. Endangered Species Research, 2017; 34: 417 DOI: 10.3354/esr00866

View all articles

Comments are closed