Our beloved river has recently been oscillating between mirror-calm waters and those stirred up by bone-chilling gusts. Pouring rain gives way to bright sunshine that warms the skin of the seals basking on the rocks. Belugas are settling into the river, a few minke whales have made brief visits, and fin whales continue their feeding runs all the way to Chaleur Bay.

In May, do what you please

With the last patches of snow here and there, spring is a welcome transition, but with it come uncertainties every day. We are never quite sure what might be brewing in or outside these dark waters. Sometimes it’s a genuine wildlife parade, while other times the horizon is flat as far as the eye can see.

Yet diligent observers continue to scan the river with the ever-present hope of spotting a shimmering spout, a white back that can no longer be mistaken for an ice floe, or the gleaming face of a seal.

White porpoises

From Saint-Fidèle to Les Escoumins, everyone agrees: belugas are present nearly every day!

In Charlevoix, a passionate resident from Saint-Irénée is enthusiastic about their presence, which also heralds the arrival of fairer weather. “There are a few every day, and fishermen have been seeing them on a daily basis, too. We saw them yesterday as well as the day before that. Everyone in the area has been seeing them,” she says. The herds aren’t very large, and there are often between four and six at a time.

In the evening, at Pointe-de-la-Croix, a woman from Les Escoumins observed “a harbour seal resting on a rock and belugas passing by en route to Petits-Escoumins!” In Tadoussac, we were told of “a nice group of at least 5 or 6 belugas, maybe more, heading down the Saguenay Fjord toward the St. Lawrence! We really missed them here,” exclaims one resident.

On a gorgeous spring morning, a local resident shares with us a wonderful encounter she enjoyed in Sainte-Anne-des-Monts. She spotted “four belugas and one calf about 50 metres from shore for a good 20 minutes.”

Fin whales: Ask and you shall receive

In Les Escoumins and Les Bergeronnes, another, much more streamlined species is also making waves. For several days, fin whales were observed offshore and sometimes quite close to the coast. From the Tadoussac dunes, a naturalist spotted two individuals as well as minke whales. An experienced photographer was able to identify two fin whales, including the female Bp097, also known as Zipper due to her infamous scar. “This is already the third time I’ve seen her from shore this spring!” he adds. “Sometimes she was far away, sometimes closer. But the thrill is always the same.”

 

For certain die-hards, the heavy rains that pounded the region over the past week didn’t dampen their urge to get out and watch cetaceans. On a gloomy day, this same enthusiast spotted a new fin whale. After checking with the Group for Research and Education on Marine Mammals, it appears to be Bp919, a female that has been known since 1990.

The Côte-Nord region has received visits from a significant number of large rorquals since the beginning of the year. In the waters around Les Escoumins, there have been over thirty sightings of this animal to date involving no fewer than seven different individuals. Three of them have been identified by GREMM: Bp2761, Bp919, and Bp097 (Zipper), who has already been observed several times in these parts of the estuary this year. For comparison, just nine fin whales were identified in the Saguenay–St. Lawrence Marine Park during the entire 2023 season, and 19 in 2024!

In Carleton-sur-Mer, a local resident shared with us the arrival of fin whales not far offshore in Chaleur Bay. She shares her unexpected encounter: “I saw a whale slowly surface in the distance, but with the overcast weather, I couldn’t see the spout. I was thinking it could only be a minke whale in this part of Chaleur Bay, even though I could see that its back was endless when it came up for air. […] Suddenly, the whale resurfaced with an explosive spout, and we had not one but three feeding fin whales. One was swimming in a semicircle very close, while the other two remained in the background – a rare and unique sight for this part of Chaleur Bay.” An unusual sighting in the area, especially since these titans were swimming in 15 metres of water at most! Also in the course of this outing, she spotted porpoises and thousands of seabirds.

On the wing

We would be remiss not to write a few lines about the birds that often accompany observers along the shores, rain or shine. Brant have been observed swimming amongst mergansers, goldeneye, and murres. Razorbills and common eiders are ever-present along the shores, and a couple of belted kingfishers were also identified. The resonating call of common loons sends chills down our back. Flocks of enormous sandhill cranes were even seen flying over the rivers! It’s the excitement of migration!

Meanwhile, in Manicouagan

In the Baie-Comeau area, we’ve been seeing the tentative return of grey seals, as well as the stars of the St. Lawrence: the minke whale. One regular observer reports: “I saw two minke whales near the Baie-Comeau marina, but they haven’t entered the cove yet because there aren’t any sand lance. So we’re waiting for the sand lance to arrive so the minke whales can come give us a nice surface feeding display.”

Seals on the rocks

On the south shore, seals have been omnipresent, often seen resting on the rocks. The harbour seal pupping season has begun (article in French). In the Sept-Îles sector, an observer reports at least a dozen seals scattered throughout the bay amongst the rocks in the water. In particular, she mentions “two larger ones that must have been harp seals, and the others, harbours I imagine, but they were so far away it’s difficult to say for sure.” Indeed, this time of year, harp seals are in full moult. Adult males and young are the first to moult. They are followed by adult females around the third week of April. For about four weeks, they gradually lose their two-tone coat as they acquire greyish fur.

Thanks to all our collaborators!

Special thanks go out to all our observers who share their love for marine mammals with us! Your encounters with cetaceans and pinnipeds are always a pleasure to read and discover.

On the water or from shore, it is your eyes that give life to this column.

Sylvie Bernier
Luciano Camellini
Marie-Andrée Charlebois
Thalia Cohen
Laeticia Desbordes
Jade-Audrey Lavergne
Véronique Gaulin
Véronique Gélinas
Pascal Pitre
Renaud Pintiaux
Diane Ostiguy
Andréanne Sylvain
Marielle Vanasse

And to all the others!

Additionally, we would like to acknowledge the following teams that also share their sightings:

Sept-Îles Research and Education Centre (CERSI)
Group for Research and Education on Marine Mammals (GREMM)
Marine Mammal Observation Network (MMON)
Quebec Marine Mammal Emergency Response Network (QMMERN)
Mingan Island Cetacean Study (MICS)

Would you also like to share your observations?

Have you seen any marine mammals in the St. Lawrence? Whether it’s a spout offshore or just a couple of seals, drop us a line and send your photos to [email protected]!

Observation of the Week - 7/5/2025

Thalia Cohen Bacry

Thalia Cohen Bacry is a science writer for the GREMM, having previously worked as a naturalist in 2023. A UBC graduate, she completed a master's degree in international studies at the Université Laval and is continuing her learning in several fields, including geography, political science and animal behavior. Passionate about environmental protection, she grew up in Savoie, surrounded by lakes and mountains, before immigrating to Canada and discovering even bigger and wilder spaces. Intrepid, curious and persevering, she loves to learn, observe and analyze in order to raise awareness about protecting our oceans.

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