Discoveries

Fascinating as they are, whales are the object of numerous research programs. From time to time, reality surpasses the myth! Here is a selection of articles covering some of these discoveries.

  • 2019 / 04 / 29

    Killer Whale: The Great White’s Greatest Fear

    Par Aurélie Lagueux-Beloin / Discoveries

    Imagine for a moment that the formidable shark in Jaws were to meet face to face with the friendly orca from Free Willy. What would happen? A new study conducted by researchers at the Monterey Aquar...

  • 2019 / 04 / 12

    Fossil of Four-legged, Amphibious Whale Discovered in Peru

    Par Jeanne Picher-Labrie / Discoveries

    The terrestrial ancestors of whales first entered the water some 50 million years ago in the region around India and Pakistan, possibly to protect themselves or to feed. They subsequently spread until...

  • 2019 / 04 / 04

    Decline in Fin Whales in Gulf of St. Lawrence

    Par Marie-Ève Muller / Discoveries

    Fin whales in the northern Gulf of St. Lawrence are in decline, according to a new study published in the periodical Ecology and Evolution. The population is believed to have contracted from 335 indiv...

  • Un rorqual bleu s'alimente à la surface de l'eau. 2019 / 03 / 06

    Blue Whale Migratory Traditions

    Par Jeanne Picher-Labrie / Discoveries

    Every day, blue whales must devour up to 4 tonnes of krill before they are full. With such an enormous appetite, it’s no wonder that food is a determining factor in their migration. But how do they ...

  • 2019 / 02 / 18

    Correlation Confirmed Between Military Sonar and Beaked Whale Mass Strandings

    Par Jeanne Picher-Labrie / Discoveries

    Noise pollution is a growing threat for whales, notably for the beluga population of the St. Lawrence, which is affected by the frequent passing of commercial vessels. Elsewhere in the world, such as ...

  • Valeria Vergara has been able to identify 28 different call types of belugas, with a particularly distinct broadband rapid pulse train type called a contact call. Mothers and calves predominantly use these calls and so do others in need of group cohesion. © GREMM 2018 / 12 / 14

    Putting a Face to a Call: Identifying Belugas Acoustically

    Par Jasspreet Sahib / Discoveries

    A herd of belugas breaks through the surface of the water as their squawks, chirps, whistles and grunts fill the surroundings below – it becomes clear why they are nicknamed “canaries of the s...

  • 2018 / 12 / 05

    Whales Stressed up to their Ears

    Par Aurélie Lagueux-Beloin / Discoveries

    Unlike humans, who can clean out the wax that covers their external ear canal (not with Q-tips of course!), whales remain stuck with their wax. This earwax accumulates and forms huge plugs resembling ...

  • Un parasite qui infeste les chats se trouve aussi chez les bélugas du Saint-Laurent/A parasite that infests cats is also found in the St. Lawrence belugas. © GREMM 2018 / 11 / 19

    Does cat poop pose a problem for belugas?

    Par Aurélie Lagueux-Beloin / Discoveries

    On cat litter bags is a warning for pregnant women concerning a parasite found in cat feces. What is even more surprising is that this same parasite can also attack belugas. Close to half of all St. L...

  • Conger (BCY0728) est l’un des deux premiers rorquals à bosse que la Marine Education and Research Society a observé en train de s’alimenter par technique de piégeage, aussi appelée «trap-feeding» en 2011//Conger (BCY0728) was one of the first two humpback whales that the Marine Education and Research Society observed trap-feeding in 2011. © Marine Education and Research Society 2018 / 11 / 19

    Trap-Feeding: a New Creative Feeding Method

    Par Jasspreet Sahib / Discoveries

    Innovation often derives from need. So has been the case for humpback whales off northeastern Vancouver Island, British Columbia. Humpbacks are generalist-feeders with multiple feeding strategies and ...

  • 2018 / 10 / 16

    Whales with Different Methods of Filtering

    Par Béatrice Riché / Discoveries

    Baleen refers to the stiff plates of keratin that hang off the upper jaw of some whales, more precisely mysticetes… but is all baleen alike? Of course not! The size and shape of baleen and how i...