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Posts by Bernard Cadiou

A flying adult Great Black-backed Gull over the water. Photo by Luke Seitz.

A flying adult Great Black-backed Gull over the water. Photo by Luke Seitz.

🚨 In press: Seasonal variation in trophic niche and resource use in Great Black-backed Gulls by Langlois-Lopez et al.
#seabirds #TeamGull #OpenAccess
www.marineornithology.org/PDF/54_1/54_...

2 weeks ago 13 9 0 0

As a #seabird #biologist, I know all to well how difficult it can be to deploy tracking devices that last long enough on the #bird! This new study uses 3D-printed clamp systems to deploy tracking devices on #seabirds.

Read the full paper here: link.springer.com/article/10.1...

1 month ago 10 8 0 0
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Massive wreck of #puffins #seabirds in France, Spain and Portugal after successive storms (same period as the 2014 event)
All age classes founded: 1st winter, immature and adults

2 months ago 19 6 1 1
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Ocean warming threatens seabirds in the North Atlantic Climate change is causing ocean warming, acidification and loss of sea ice. This, in turn, is leading to shifting biogeographic distribution and in some cases species extinction.

New large-scale study based on SEAPOP data shows that #ocean #warming threatens #seabirds in the North Atlantic
@ninanatureresearch.bsky.social

4 months ago 22 19 0 0
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Studying for an MSc this year & looking for a #seabird research project?

We're looking for a student to help investigate the factors that influence #StormPetrel response rates during playback surveys. 🔊🐣

🔗Do get in touch if you have any Qs: www.rspb.org.uk/helping-natu... #seabirds #ornithology

4 months ago 47 33 0 3
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Loggers attached to birds can affect foraging behaviour Loggers have become a central part of research on seabirds and other groups of animals over the past 20 years. In seabird research, loggers provide very useful documentation of diving behaviour…

#biologging #research is booming - but do #loggers actually impact the birds? Yes, they do - depending on the mass and attachment location. If you work with biologging, you should read our latest publication seapop.no/en/2025/11/l...
@ninanatureresearch.bsky.social #seabirds

5 months ago 25 13 0 1
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Seabirds are more likely to ‘divorce’ in bad weather Wild seabirds are more likely to split up in windy weather, according to a new study involving the UK Centre for Ecology & Hydrology.

Importantly, birds that remained with the same partner tended to lay eggs earlier, which is strongly tied to how many chicks they rear 🐣.

See our news story: ceh.ac.uk/news-and-med...

Read the full paper: sciencedirect.com/science/arti...

#seabirds #ClimateChange 🧪

5 months ago 12 10 0 0
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Opportunities and challenges for new technologies in seabird population monitoring Abstract. Monitoring of seabird population size and demography has for decades relied on observer-based methods. While such methods have allowed the accumu

🚨 New #seabirds paper 🚨

Following a workshop at the International Seabird Group Conference 2024 & led by @seabirdmortenf.bsky.social, we review opportunities & challenges for new technologies in seabird monitoring 🎥💻🐣

Link below! ⬇️ #ornithology
doi.org/10.1093/ices...

6 months ago 18 13 0 1
60-65 days old European storm petrel close to fledge in Brittany

60-65 days old European storm petrel close to fledge in Brittany

fluffy European storm petrel chick in Brittany

fluffy European storm petrel chick in Brittany

Older #stormies are close to fledge in Brittany, Western France, youngest are fluffy, and a few adults are still brooding their chick or incubating their egg #seabirds #stormpetrels

8 months ago 10 0 1 0
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Integrating AI into ecology for fully automated monitoring of endangered seabird breeding colonies The rapid pace of human-related development and environmental instability has placed significant pressure on global ecosystems, threatening the existe…

Using an automated recognition system to monitor endangered seabird breeding colonies 🌍

#Seabirds #AI #RecognitionSystems #Ecology

www.sciencedirect.com/science/arti...

8 months ago 3 3 0 0
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Seabirds in crisis: Plastic ingestion induces proteomic signatures of multiorgan failure and neurodegeneration Plastic consumption in seabirds causes blood signatures of widespread organ damage including brain, stomach, kidney, and liver.

🍽️🐦 Proteomic studies reveals that #Seabirds with plastic in their stomachs had signs of neurodegenerative disease, kidney and liver disease as well as damage to the lining of the stomach

☠️While not always lethal, microplastics will undoubtedly have long-term effects on populations.

9 months ago 11 5 0 0
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To protect wildlife as offshore wind grows, we need the best ecological data. Monash University researchers created a practical guide to seabird flight—how high, how fast & when they fly.

📄 Journal of Applied Ecology: bit.ly/4eXfqQw

#Seabirds #ClimateAndNature

9 months ago 16 4 0 0
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on the other side of the Channel, in the Molene archipelago (Brittany), respectively 293, 191 and 96 #stormies mist-netted during 3 consecutive nights 2 weeks ago

9 months ago 2 0 0 0
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1st jumps of the oldest young guillemots at cap Frehel, Brittany

10 months ago 9 1 0 0
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Hatching time for gulls in Brittany #TeamGull

11 months ago 4 0 0 0
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NEW PAPER in #ornithology provides a tool to inspect connectivity of #seabirds and other marine megafauna in the #oceans: buff.ly/C2ZBHwD Tool is here: buff.ly/Mh64gTo

11 months ago 15 8 1 0

Razorbill; 1rst egg laid in Brittany a few days ago

1 year ago 1 0 1 0
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EDEC SA works for #CaboVerde govern and changed Brava street & port lights from yellow to strong white LED. A few days later >150 Cape Verde, Leach and WF #StormPetrels & Boyd's #shearwaters collisioned and died. Despite #ProjectoVito warned DNA, 3d later lights are on m.facebook.com/story.php?st...

1 year ago 42 34 2 5
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History repeats itself

1 year ago 16805 3779 241 159
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Albatross Chick Alert! 😍

The world's oldest known banded wild #bird, a Laysan Albatross affectionately known as Wisdom, is officially parent to another chick on Midway Atoll National Wildlife Refuge!

@friendsofmidway.bsky.social

1 year ago 209 51 3 7
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Fuck.

#SpurnBirds

1 year ago 1 1 0 0
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What the Cat Dragged in: Quantifying Prey Return Rates of Pet Cats (Felis catus) With Outdoor Access in the UK This study used predation survey techniques (citizen science) in order to quantify prey return rates across the UK, along with potential influencing factors. Although between 37 and 140 million prey ...

Lockwood et al. What the Cat Dragged in: Quantifying Prey Return Rates of Pet Cats (Felis catus) With Outdoor Access in the UK onlinelibrary.wiley.com/doi/full/10.... #CitizenScience

1 year ago 5 1 0 0
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In France, gulls and gannets infected with different genotypes. In gannets, a single wave, but in gulls long and repeated outbreaks. Really interesting dive into the nitty gritty of the seabird outbreaks in Europe.
👉 onlinelibrary.wiley.com/doi/10.1155/...

1 year ago 26 11 1 0
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Which Icelandic Oystercatchers cross the Atlantic? Most Icelandic Oystercatchers leave Iceland in the autumn, crossing the Atlantic and arriving in Ireland, the UK and mainland Europe. Despite much shorter day-length and colder conditions, 30% spen…

5 years ago we learnt which Oystercatchers cross the Atlantic 🎂5️⃣
wadertales.wordpress.com/2020/02/21/w...
Then we learnt about the role of fathers:
wadertales.wordpress.com/2021/02/02/o...
And discovered how migrancy/residency affects success:
wadertales.wordpress.com/2022/08/07/w...
#ornithology

1 year ago 23 5 0 0
Carte de l’Océan Atlantique avec, de manière très pertinente, une représentation d’un potentiel Golfe de Bretagne !

Carte de l’Océan Atlantique avec, de manière très pertinente, une représentation d’un potentiel Golfe de Bretagne !

Les Bretons en train de négocier avec @ignfrance.bsky.social 😆
Golfe de Bretagne

1 year ago 4046 854 103 70
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🚨NEW OPEN ACCESS PAPER🚨details how we delineated six #MarineFlyways applying a novel approach onto #seabird #tracking data: doi.org/10.1111/geb.70004 🧪

See the short animation via: www.seabirdtracking.org/case-studies... explaining how the marine flyways can be a framework to support #conservation

1 year ago 41 21 0 1

merci pour cette chouette explication !

1 year ago 1 0 1 0
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Une couverture (presque) facile - Le nid de pie Lors de la création d'un livre, il faut toujours réfléchir très vite à sa couverture. Voici comment est née celle de "l'éthologie (presque) facile" en collaboration avec l'illustratrice Marine Joumard...

Avec l'accord de Marine Joumard, la fabuleuse illustratrice de "l'éthologie (presque) facile", j'ai eu envie de vous présenter les étapes de création de la couverture du livre. Et pour fuir les algos, je l'ai écrit sur MON BLOG (ET OUAIS): www.leniddepie.com/2025/02/07/u...

1 year ago 8 5 2 0

Je crois qu'il devient clair que nous, scientifiques, avons un rôle majeur à jouer pour former et informer les citoyens. Il faut plus de culture scientifique !

1 year ago 762 225 45 8