November 2018

  • 2018 / 11 / 30

    When the Waves Calm Down

    Par Marie-Ève Muller / Observation of the week

    The extreme weather of the past few days has not been very conducive to marine observations. In addition to repeated snowstorms that severely hampered visibility, large waves have pounded the coast. H...

  • Over the weekend, about 145 long-finned pilot whales stranded at the southern end of Stewart Island, New Zealand. Pilot whales have strong social structures and group cohesion. If a member of the pod strands, the rest of the pod might follow, resulting in a mass stranding. © Liz Carson 2018 / 11 / 28

    One Weekend; Two Mass Strandings in New Zealand

    Par Jasspreet Sahib / News from Near and Afar

    About 145 black-bodied whales laid out on a long, sandy beach when two hikers, Liz Carson and Julian Ripoll, stumbled upon them as they were heading back to their campground. There were long-finned pi...

  • On peut voir des lignes de pêche enroulées autour de la nageoire pectorale gauche de cette carcasse de baleine noire de l’Atlantique Nord. L’empêtrement dans les engins de pêche est l’une des principales causes de mortalité chez cette espèce//A dead North Atlantic right whale with visible fishing lines around its left pectoral fin. Fishing gear entanglement is a leading cause of death among cetaceans. © NOAA 2018 / 11 / 26

    Why do cetaceans die?

    Par Jasspreet Sahib / Questions from the public

    Just like us, cetaceans (whales, porpoises, and dolphins) have a range of reasons that can lead to mortality. Because of this, when a dead whale washes ashore, finding the cause of death can often be ...

  • 2018 / 11 / 26

    Worrying St. Lawrence Beluga Mortality Trend Continues in 2018

    Par Marie-Ève Muller / Beluga / Marine Mammal Emergencies

    The tragic plight of the St. Lawrence beluga population continues. Once again this year, researchers are highly concerned about the prevalence of perinatal mortalities in pregnant females and newborns...

  • 2018 / 11 / 22

    Three Big Blues

    Par Marie-Ève Muller / Observation of the week

    “Three big blues!” exclaims an observer. He observes the three majestic animals Sunday morning 3 or 4 nautical miles south of the North Shore municipality of Islet-aux-Caribous. The animal...

  • Zipper porte une énorme cicatrice en forme de fermeture éclair, héritage d’une collision avec une hélice de navire. © Renaud Pintiaux 2018 / 11 / 22

    The Last One From Sea… by Renaud Pintiaux

    Par Renaud Pintiaux / Field notes

    It is the end of the 2018 season on the water but there is still life at sea. It is always sad to see the end of the season, especially since many marine mammals are still present off Tadoussac. The s...

  • Le phoque à capuchon a un museau flasque et est fortement tacheté//Hooded seals have an inflatable snout and have black mottling all over their bodies. © Alamy/Wildlife GmbH 2018 / 11 / 21

    Winter and Seasonal Seals

    Par Anthony François / Marine Mammal Emergencies

    While harbour seals frequent the waters of the St. Lawrence throughout the year, certain periods are more favourable for observing northern seals that overwinter in the St. Lawrence. But what should w...

  • Il reste moins de 30 vaquitas dans le monde//Fewer than 30 critically endangered vaquitas remain in the world now. © Paula Olson, NOAA 2018 / 11 / 19

    It’s Now or Never for the Vaquitas

    Par Jasspreet Sahib / Issues

    Latest sightings of calves bring a new hope for the cetacean that is face-to-face with extinction: the vaquita (Phocoena sinus). With less than 30 remaining individuals, collaborative conservation eff...

  • 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 ...