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Coraline Bichet

@coralinebcht.bsky.social
86 followers 51 following 16 posts

I'm an evolutionary ecologist interested in the variability of life history traits and trade-offs at the inter- and intra-individual levels. Associate professor at @larochelleuniv.bsky.social within @ecophycebc.bsky.social team coralinebichet.wordpress.com

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Common Tern Project @commonternproject.bsky.social · 10/08/2026
Question: do I know anyone near Nantes who would be willing to pick up a dead gull-billed tern and its logger? L49 has sadly been killed near a road. I’d be very grateful for a picture and the logger and would of course reimburse postage.
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British Ornithologists’ Union (BOU) @bou.org.uk · 01/12/2025
Egg Characteristics of Female Common Terns Are Repeatable, and Vary With Maternal Age and Laying Order | doi.org/10.1002/ece3... | Ecology and Evolution | #ornithology 🪶
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Common Tern Project @commonternproject.bsky.social · 19/11/2025
There’s such beauty in variety – and the eggs laid by our terns show it too. In our newest paper we try to find patterns in this variety and test how female identity and age, as well as laying order, affect the colour, spottiness, shape, and size of eggs: doi.org/10.1002/ece3...
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Coraline Bichet @coralinebcht.bsky.social · 19/11/2025
Do you never ask if a female #bird always lays #eggs of a certain appearance? We tried do answer this question in the common terns. Follow the link for more: onlinelibrary.wiley.com/doi/10.1002/... @commonternproject.bsky.social @ifv-whv.bsky.social @ecophycebc.bsky.social @univ-larochelle.fr
onlinelibrary.wiley.com
Egg Characteristics of Female Common Terns Are Repeatable, and Vary With Maternal Age and Laying Order
We investigated sources of variation in eight egg characteristics capturing the colour, spottiness, shape, and size of 1589 eggs from 687 clutches produced by 330 female common terns (Sterna hirundo)...
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Ecophy CEBC @ecophycebc.bsky.social · 30/10/2025
And last but not least, Leonardo Crocenzi presenting how #herbicide exposure can affect antipredator behaviour in toads 🐸 @cebc-chizelab.bsky.social
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Ecophy CEBC @ecophycebc.bsky.social · 30/10/2025
And now Christophe Dubois presenting his study demonstrated the effect of #PFAS exposure on blood-brain interface and cerebral activity 🧠 @cebc-chizelab.bsky.social
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Ecophy CEBC @ecophycebc.bsky.social · 30/10/2025
Olivier Chastel presenting his works about #PFAS consequences on wild seabird populations #CEPA7 @cebc-chizelab.bsky.social
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Coraline Bichet @coralinebcht.bsky.social · 28/10/2025
Happy to present my work about egg patterns on common terns at #CEPA7 @commonternproject.bsky.social @cebc-chizelab.bsky.social @ecophycebc.bsky.social @univ-larochelle.fr
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Ecophy CEBC @ecophycebc.bsky.social · 28/10/2025
Poster session #CEPA7 Sabrina Tartu & @coralinebcht.bsky.social
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Ecophy CEBC @ecophycebc.bsky.social · 28/10/2025
Poster session 👍🏻 #CEPA7 @lealorrainsoligon.bsky.social And Liu Jingqi Corey
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Coraline Bichet @coralinebcht.bsky.social · 28/10/2025
Not one, but two posters by my PhD student Nolan Benoît at #CEPA7 Brest Both about #PFAS consequences on #seabirds @cebc-chizelab.bsky.social @ecophycebc.bsky.social @univ-larochelle.fr
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Ecophy CEBC @ecophycebc.bsky.social · 28/10/2025
Let's start #CEPA7 with the best team ✌🏻
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Coraline Bichet @coralinebcht.bsky.social · 29/09/2025
Welcome to Nolan Benoit, who has just started his PhD with me. He is my first PhD student (bear with me!), and he will focus on the effects of PFAS contamination on immunity and survival in different seabird populations." @ecophycebc.bsky.social @cebc-chizelab.bsky.social @univ-larochelle.fr
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Coraline Bichet @coralinebcht.bsky.social · 23/09/2025
I was very pleased to present my works and the common tern team at the IPHC-DEPE Strasbourg. After 5 years, it seems that I cannot let behind these beloved birds 💚@commonternproject.bsky.social @iphc-strasbourg.bsky.social @ecophycebc.bsky.social @cebc-chizelab.bsky.social @univ-larochelle.fr
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Coraline Bichet @coralinebcht.bsky.social · 18/09/2025
With @romain-pigeault.bsky.social and Jérôme Moreau we offer a 6-months internship for a master student to test the effect of pesticides on passerine birds. Follow the link for more. @ecophycebc.bsky.social @univ-larochelle.fr @univpoitiers.bsky.social www.linkedin.com/posts/corali...
linkedin.com
Msc internship proposal | Coraline Bichet
With my colleagues Romain Pigeault and Jérôme Moreau we offer a 6-months internship position for a master student (2nd year) about the potential effect of pesticides on passerine birds. Check the atta...
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Coraline Bichet @coralinebcht.bsky.social · 09/09/2025
With my colleague Christophe Guinet we offer a 6-months position for a master student about sexual selection in southern elephant seals. Here for more details: www.linkedin.com/posts/corali... @predateursmarins.bsky.social @ecophycebc.bsky.social @cebc-chizelab.bsky.social @univ-larochelle.fr
linkedin.com
6-monts internship proposal | Coraline Bichet
With my colleague Christophe GUINET we offer a 6-months internship position for a master student about sexual selection in southern elephant seals 🦭. Check the attached file (in French) for more detai...
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Coraline Bichet @coralinebcht.bsky.social · 08/07/2025
A new paper in out !!! Wants to know more about mercury dynamics and consequences in early life? Follow the link below
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Coraline Bichet @coralinebcht.bsky.social · 02/06/2025
Silent Spring above the ocean...
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Florian Orgeret @florgeret.bsky.social · 28/05/2025
💻 Recrutement en thèse au CEBC / La Rochelle Université ! 🎓 Dynamique spatio-temporelle des oiseaux sentinelles du littoral 🦅 Espèces étudiées : cigogne, sternes, goélands,... 📊 Analyses GPS/accélérométrie, R, SSF/HSF, GLMM 📅 Candidature avant le 25/06/2025 🔗 www.univ-larochelle.fr/luniversite/...
univ-larochelle.fr
Offre de thèse en écologie
Descriptif de l’employeur Et si vous rejoigniez une université audacieuse et innovante ?  La Rochelle Université s’est inscrite, dès sa création en 1993,
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Institute of Avian Research 'Vogelwarte Helgoland' @ifv-whv.bsky.social · 30/04/2025
New publication by @matteobeccardi.bsky.social and @oscarvedder.bsky.social (with @btschirren.bsky.social) in @royalsocietypublishing.org: 'Male inbreeding reduces fertility, but does not accelerate in vivo sperm senescence: an experimental approach in a polyandrous bird' doi.org/10.1098/rsbl...
A male Japanese quail
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Coraline Bichet @coralinebcht.bsky.social · 24/04/2025
When you have the cutest students 😍
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Coraline Bichet @coralinebcht.bsky.social · 18/04/2025
We started the field season with the yellow-gulls 😎🥚💚 #fieldwork #PFAS #seabird
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Coraline Bichet @coralinebcht.bsky.social · 16/04/2025
Today was the first field day of the season for our #housesparrow 🐦 studies with my new team of three great students from @univ-larochelle.fr. Several nest boxes occupied, but must of all, a clutch with already five eggs 🥚🥚🥚🥚🥚 @ecophycebc.bsky.social @cebc-chizelab.bsky.social
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Common Tern Project @commonternproject.bsky.social · 15/04/2025
There has been a little arrival explosion. 49 birds arrived yesterday, bringing the total to 58, among which 27 males and 31 females, aged 4 - 18. #phenology #ternscience
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Common Tern Project @commonternproject.bsky.social · 02/04/2025
These are 5 autumn migration routes travelled by the same common tern. He’s not the only one showing such flexibility, and it pays, because in our new paper, published by @royalsocietypublishing.org, we show that route flexibility is associated with minimized headwind exposure: tinyurl.com/4dawhwzj
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Coraline Bichet @coralinebcht.bsky.social · 25/03/2025
A new study about Hg contamination in common terns is out! We found that breeding pairs have similar Hg levels and this level also reflect the contamination of their eggs. Follow the link for more : www.sciencedirect.com/science/arti...
sciencedirect.com
Parental blood mercury levels are correlated, and predictive of those in eggs in a long-lived seabird
Mercury (Hg) is a pollutant that does not only biomagnify along the food chain, but can also accumulate in long-lived top-predators, such as many seab…
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Ecophy CEBC @ecophycebc.bsky.social · 20/03/2025
Our Toad tribute for #WorldFrogDay 🤩
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Oscar Vedder @oscarvedder.bsky.social · 28/11/2024
Happy to see this published! Excellent work done by PhD student Matteo Beccardi, with great help from @mmoiron.bsky.social, @pablosalmon.bsky.social and @btschirren.bsky.social. #inbreeding #personality #quail link.springer.com/article/10.1...
link.springer.com
Does inbreeding affect personality traits? An experimental study in a precocial bird - Behavioral Ecology and Sociobiology
Inbreeding is known to have deleterious effects on offspring performance, but the extent to which such inbreeding depression acts on traits is widely variable. In particular, condition-dependent trait...
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Coraline Bichet @coralinebcht.bsky.social · 05/03/2025
"experience the experience" - Bsc students in Life Science testing their own hypotheses and protocols on crickets 🦗at @univ-larochelle.fr with @kmonceau.bsky.social and myself
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Coraline Bichet @coralinebcht.bsky.social · 03/03/2025
We have a #phd position open at @univ-larochelle.fr and @cebc-chizelab.bsky.social. Do not hesitate to apply if interested😉
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SFB 1372 @sfb1372.bsky.social · 30/01/2025
Congrats to our Nav05 project leader Sandra Bouwhuis and Postdoc Nathalie Kürten @commonternproject.bsky.social and colleagues to their latest publication in J of Animal Ecology! doi.org/10.1111/1365...
doi.org
Selective disappearance based on navigational efficiency in a long‐lived seabird
Changes in migratory performance with age are typically assumed to reflect within-individual learning processes. Here, we show that changes the navigational efficiency in a long-lived seabird instead...
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Coraline Bichet @coralinebcht.bsky.social · 04/02/2025
Was not here because of maternity leave but I heard it was great. Congratulations to the organization team !!!
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Ecophy CEBC @ecophycebc.bsky.social · 06/01/2025
Leonardo Crocenzi Disentangling the sublethal effects of herbicides across life stages in #amphibians 🐸 Working with François Brischoux, Nicolas Pollet and David Costantini Funded by Agences de l’Eau Loire-Bretagne & Adour-Garonne
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RSPB @rspb.bsky.social · 04/12/2024
We humbly interrupt your scroll to bring you the news that Wisdom—the world's oldest known wild bird—is breeding again, age 74. Go on girl. 😍
A screenshot of a social media post from USFWSPacific that reads:

"SHE DID IT AGAIN!  

Wisdom, the world’s oldest known wild bird, is back with a new partner and just laid yet another egg.  

At an approximate age of 74, the queen of seabirds returned to Midway Atoll National Wildlife Refuge last week and began interacting with a male."  

This tweet is paired with an image of two Laysan Albatrosses at Midway Atoll National Wildlife Refuge. Wisdom, the oldest known wild bird, is shown alongside her new partner, demonstrating her enduring legacy as a remarkable seabird.
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Ecophy CEBC @ecophycebc.bsky.social · 05/12/2024
🤩 Just published in the December issue of Trends in Ecology and Evolution Everything you always wanted to know about interacting effects of salinization 🧂 and warming 🌡️ on ectotherms 🪳🕷️🪰🐸🐢🐍 Wonderful collaboration with Léa Lorrain-Soligon and Julien Pétillon www.cell.com/trends/ecolo...
cell.com
The interactive effects of salt and heat on coastal ectotherms
Coastal ecosystems face salinization and rising temperatures. In coastal ectotherms, salinity and temperature affect metabolism, tolerance, infections, growth, behavior, and survival. Overall, the combined effects of salinity and temperature on species distribution, community structure, invasive species, and ecosystem functioning need to be fully assessed to understand impacts from these stressors.
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