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Christopher B. Cameron

@invertevo.bsky.social
1.2K followers 746 following 251 posts

Marine invertebrates, Hemichordata, eco-evo-devo, fluid mechanics, paleontology, extracellular matrix structures. Telling people 'Once we were worms' since 2000. 🇨🇦 mapageweb.umontreal.ca/cameroc www.esaquebec.ca/home

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Reposted by Christopher B. Cameron
Nico Mongiardino Koch @nmkphylo.bsky.social · 01/10/2026
I am looking for graduate students to join my lab in Fall 2027. If your interests lie within the realms of phylogenetics, macroevolution, and/or invertebrate biodiversity please reach out to me!!
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Christopher B. Cameron @invertevo.bsky.social · 01/10/2026
It's National Day for Truth & Reconciliation in 🇨🇦. It's an opportunity to learn what we missed by erasing 1st Nations People. I'm fortunate to have many Native friends. In this time of greed, anger & lies, their examples remind me how to be human. Enjoy Elisapie: www.facebook.com/elisapieisaa...
facebook.com
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Reposted by Christopher B. Cameron
Larry Neufeld @larryneufeldsk.bsky.social · 30/09/2026
The National Day for Truth and Reconciliation is a time to educate ourselves about the history and current impacts on Indigenous peoples of colonial systems and policies and how we can all move together to support fulfilling all 94 calls to action www.reconciliationeducation.ca/what-are-tru...
reconciliationeducation.ca
What Are the Truth & Reconciliation Commission’s 94 Calls to Action & How Are We Working Toward Achieving Them Today?
This comprehensive guide breaks down the origins, details, and implementation process of the Truth & Reconciliation Commission’s 94 Calls to Action, and outlines how Reconciliation Education provides ...
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Christopher B. Cameron @invertevo.bsky.social · 30/09/2026
Il n'y a pas d'affiches électorales québécoises au #Nunavik, la région du nord du Québec habitée par les Inuits. Ce tiers nord de la province, situé au-delà du 55e parallèle, a été rattaché au Québec en 1912. Les Inuits votent massivement contre les séparatistes. #Élections #Québec ne les sert pas.
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Reposted by Christopher B. Cameron
Christopher B. Cameron @invertevo.bsky.social · 15/09/2026
Great Inside JEB article by Kathryn Knight on our latest article on the physiology of #gills in #deuterostome invertebrates. journals.biologists.com/jeb/article/...
journals.biologists.com
Gills evolved the ability to absorb oxygen later on the tree of life
It can be hard to appreciate just how important gills were in the evolution of life. Without gills, we'd likely still be stuck in the primordial swamp staring up at the world through the water's surfa...
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Christopher B. Cameron @invertevo.bsky.social · 29/09/2026
1/3 🧵It's National Day for Truth and Reconciliation in Canada. The UN’s Declaration on the Rights of Indigenous Peoples (UNDRIP) was adopted by the United Nations General Assembly in September 2007, endorsed by Canada in May 2016 & by the Québec National Assembly on October 8, 2019.
static.klipy.com
Cross Blessing
ALT: Cross Blessing
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Christopher B. Cameron @invertevo.bsky.social · 29/09/2026
Direct evidence for the evolution of developmental patterns of the Chengjiang ecdysozoan worm Cricocosmia. #Cambrian #Fossil #EvoDevo onlinelibrary.wiley.com/doi/10.1111/...
onlinelibrary.wiley.com
The First Quantitative Evidence of Ontogenetic Growth in the Early Cambrian Ecdysozoan Worm <i>Cricocosmia jinningensis</i> Reveals the Earliest Energy Reallocation
We report the first ontogenetic information for the compression-preserved Cambrian ecdysozoan worm Cricocosmia jinningensis. Its mosaic growth strategy unifies panarthropod and priapulid developmenta...
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Christopher B. Cameron @invertevo.bsky.social · 24/09/2026
1/2 Big day w the lab & two X-lab members. One is now a research associate in my dept., giving a seminar on using bioluminescence to characterize deep-sea planktonic biodiversity. The other, a Mexican woman, has spun her fluid mechanics MSc research into a company.
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Max Telford @maxjtelford.bsky.social · 23/09/2026
Today, 23 Sept, is the centenary of the tragic suicide of Austrian Zoologist and Lamarckian, Paul Kammerer. A fascinating and controversial man. I wrote about him in this week's Nature. www.nature.com/articles/d41...
nature.com
Fraud sealed the fate of controversial zoologist Paul Kammerer — 100 years on, his ideas deserve revisiting
After an eventful life in the limelight, the discovery of a manipulated specimen preceded the biologist’s death. Questions about his findings remain.
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Reposted by Christopher B. Cameron
Dr. Davey F. Wright ⛏️🦕🧬 @daveyfwright.bsky.social · 22/09/2026
Curator of Marine Invertebrates position at the NHMLA. Great opportunity for marine invertebrate zoologists, especially echinoderm researchers! (see post below)
spnhc.org
Marine Invertebrates Curator | The Society for the Preservation of Natural History Collections
Natural History Museum of Los Angeles County https://nhm.org/ The Natural History Museum of Los Angeles County (NHMLAC) seeks a full-time Assistant OR Associate Curator, commensurate with experience…
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Christopher B. Cameron @invertevo.bsky.social · 22/09/2026
Several young researchers are asking about my SCUBA certification: #NAUI Open Water with the @bamfieldmsc.bsky.social Dive Officer (1991). NAUI Diver Rescue with Jim Cosgrove (1991). Unrestricted Surface-Supplied (1992). NAUI Nitrox (2008). DAN Oxygen Administrator (renew every 2 years).
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Christopher B. Cameron @invertevo.bsky.social · 18/09/2026
Computer Science students are abandoning their programs because their knowledge & use of AI tools surpasses that of their profs. AI tools are here. Using them well is an emerging, thinking & critical skill. Teachers need to avoid AI generalizations/ biases & critically examine AI tools & learning.
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Christopher B. Cameron @invertevo.bsky.social · 18/09/2026
Si vous êtes à Montréal jeudi, venez assister au séminaire du Dr Francis Letendre. #bioluminescence #plancton
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Christopher B. Cameron @invertevo.bsky.social · 17/09/2026
Don't like deboning your fish? Get the Wunder Boner. www.google.com/search?q=the...
google.com
Google Search
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Reposted by Christopher B. Cameron
Canadian Climate Institute @climateinstitute.bsky.social · 14/09/2026
INDIGENOUS PERSPECTIVES: Apply for the 2026-2027 series! If you’re a First Nations, Inuit or Métis researcher/Knowledge Holder/writer in the climate policy space, we and Centre for Indigenous Environmental Resources want to hear from you. Apply by Nov 6 ⬇️ ow.ly/jvv950ZNyTL
ow.ly
Indigenous Perspectives: Indigenous-led research in climate policy
The Canadian Climate Institute's Indigenous Perspectives program seeks to profile Indigenous-led research in climate policy successes, ...
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Holly Bik @hollybik.bsky.social · 17/09/2026
My lab does not publish in any MDPI journals as a policy - support your society journals instead! Many students do not know about the scientific publishing landscape, so we try to have many open discussions about this in the lab.
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Christopher B. Cameron @invertevo.bsky.social · 16/09/2026
Trump said, "I hope 🇨🇦 appreciates being in the same sentence with 🇮🇷" & we do. We acknowledge Iran's contributions to the world, its different ethnic groups & rich culture. It's the leader & his attacks on institutions/judiciary/free press/people/constitution that we oppose. Same with the 🇺🇸
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Reposted by Christopher B. Cameron
Dr. Joe Moysiuk @cambrojoe.bsky.social · 15/09/2026
Graduate student opportunities in my lab! Seeking up to 2 students to start next year. Learn more: joemoysiuk.weebly.com/student-oppo...
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Christopher B. Cameron @invertevo.bsky.social · 15/09/2026
SSHRC & NSERC 🇨🇦 expand Indigenous scholars funds for MSc, PhD & postdoctoral researchers. sshrc-crsh.canada.ca/en/news/2026...
sshrc-crsh.canada.ca
SSHRC and NSERC expand Indigenous scholars initiative to include funding for doctoral students and postdoctoral researchers
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Christopher B. Cameron @invertevo.bsky.social · 15/09/2026
RT. Join us in Montreal as an Assistant Professor of Plant Molecular Genetics. 🌻🧬 rh-carriere-dmz-eng.synchro.umontreal.ca/psc/rhprpr9_...
rh-carriere-dmz-eng.synchro.umontreal.ca
Careers
Through your undergraduate and graduate-level teaching, and your research activities, you will contribute to the faculty’s pursuit of excellence. Furthermore, you will promote your discipline and actively participate in the daily activities of a renowned institution. As such, you will:
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Christopher B. Cameron @invertevo.bsky.social · 15/09/2026
RT. Join us in Montreal as an Assistant Professor of Evolution of #Fungal Diversity. 🍄 rh-carriere-dmz-eng.synchro.umontreal.ca/psc/rhprpr9_...
rh-carriere-dmz-eng.synchro.umontreal.ca
Careers
Through your undergraduate and graduate-level teaching, and your research activities, you will contribute to the faculty’s pursuit of excellence. Furthermore, you will promote your discipline and actively participate in the daily activities of a renowned institution. As such, you will:
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Christopher B. Cameron @invertevo.bsky.social · 15/09/2026
Gills are not the 1ary site of gas exchange in the filter-feeding acorn worm Protoglossus graveolens, providing critical functional support for the long-hypothesized #vertebrate origin of #gills as the primary gas exchange organ. #Hemichordata #Chordata journals.biologists.com/jeb/article/...
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Christopher B. Cameron @invertevo.bsky.social · 15/09/2026
Great Inside JEB article by Kathryn Knight on our latest article on the physiology of #gills in #deuterostome invertebrates. journals.biologists.com/jeb/article/...
journals.biologists.com
Gills evolved the ability to absorb oxygen later on the tree of life
It can be hard to appreciate just how important gills were in the evolution of life. Without gills, we'd likely still be stuck in the primordial swamp staring up at the world through the water's surfa...
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Reposted by Christopher B. Cameron
Dr. Lauren Olinger @reefecologist.bsky.social · 15/09/2026
The VICAR lab is hiring! 🤖🪸 🧪 We are looking for a full-time Autonomous Systems Research Specialist to join the Virgin Islands Center for Autonomous Research (VICAR) in St. Thomas, USVI. Join the first robotics and AI lab in the US Caribbean. Apply by Sept 30: careers.uvi.edu/postings/9159
a Caribbean sunset with a autonomous underwater vehicle running along the waters surface in the distance.
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Reposted by Christopher B. Cameron
A. Sánchez Alvarado @planaria1.bsky.social · 13/09/2026
1/11 Our newest study asks how far cellular reprogramming extends in the ordinary course of animal life. Metamorphosis offers the test of maximal severity: the wholesale conversion of one body plan into another. Out now in Nature Communications. nature.com/articles/s41467-026-77191-y
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Christopher B. Cameron @invertevo.bsky.social · 11/09/2026
Notez que la devise n'est pas «leur pays» ou «notre pays» — ce qui aurait reflété la manière dont les Autochtones ont accueilli les colons français, mais plutôt «*mon* pays». C’est du possessif. C’est de l’exclusif. C’est du colonialisme. @parti-quebecois.bsky.social @quebecsolidaire.bsky.social
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Christopher B. Cameron @invertevo.bsky.social · 11/09/2026
I love this Saddle Lake #Cree Nation initiative because it clearly demonstrates that #decolonization & #reconciliation benefit non-Native people. Also, it's subversive ✊ & counters the conservative binary narrative. 🤘 globalnews.ca/news/1205333...
globalnews.ca
Alberta First Nation invokes treaty clause to set up gender-affirming care safe haven | Globalnews.ca
Saddle Lake Cree Nation says it aims to defy Premier Danielle Smith’s government by establishing a safe haven for gender-affirming medical care — contrary to provincial law.
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Christopher B. Cameron @invertevo.bsky.social · 11/09/2026
Single-cell transcriptomes of acorn worms show that larval & adult body plans are composed of distinct cell types. Larval & adult cells evolve quasi-independently! @paulbump.bsky.social @laurentformery.bsky.social @lowelab.bsky.social @planaria1.bsky.social www.nature.com/articles/s41...
nature.com
Distinct cell states define larval and adult body plans in a hemichordate - Nature Communications
Here they use scRNA-seq to show that, in the hemichordate Schizocardium californicum, ectoderm and endoderm shift transcriptional identity from larva to adult while mesoderm is transcriptionally conserved, making life stage a major axis of cellular state.
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Vikram Chandra @vchandra.bsky.social · 09/09/2026
I will be hiring at all levels soon - I’m looking for systems neuroscientists, molecular biologists, genomics experts, physicists, and more. If you’re interested in distributed computation, brain evolution, or the behaviour of marine invertebrates, get in touch! www.crick.ac.uk/research/lab...
crick.ac.uk
Vikram Chandra
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Richard Fallon @richardfallon.bsky.social · 08/09/2026
Probably not obscure knowledge, but it was news to me that Alfred Russel Wallace's grave is adorned with a large, phallic fossil tree. Least subtle tomb since Jules Verne (check that out too). Discussed here (wallacefund.myspecies.info/fossil-tree). Photo by George W. Beccaloni, CC BY 3.0.
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Julien Kimmig @jkimmig.bsky.social · 08/09/2026
We have a 2 year paleontology postdoc position as part of a DFG project www.smnk.de/museum/aussc...
smnk.de
Paleontologist (Postdoc) (m/f/d)
Staatliches Museum für Naturkunde Karlsruhe
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Harriet B. Drage @harriedrage.bsky.social · 07/09/2026
Interested in fossil arthropods, palaeoecology, dispersal, and interesting methods? 🦀 🌎 I'm hiring a 4-year, fully funded PhD student at the University of Geneva as part of my European Research Council (ERC) grant. Deadline: 16th October. Reach out if any questions! www.unige.ch/sciences/ter...
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Sal Keith (she/her) @salkeith.bsky.social · 07/09/2026
Turns out that aquatic inverts are SUPER important nutrient contributors to human diet www.nature.com/articles/s41... Want more selenium? Eat more echinoderms! Led by @jzamborainmason.bsky.social with @james-robinson.bsky.social @christinahicks.bsky.social et al @lec-reefs.bsky.social
nature.com
The nutritional value of invertebrate aquatic foods - Nature
Aquatic invertebrates are exceptionally nutrient dense, supplying the equivalent annual vitamin B12 and selenium requirements for over 5 billion people.
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Sarah Dorner @sarahdorner.bsky.social · 02/09/2026
As one of two women who were first to hold Canada Research Chairs at Polytechnique Montréal, I also call for the retraction of the Macdonald-Laurier Institute's deeply flawed "study". So does the researcher who has the highest h-index at Polytechnique (he followed me to Montréal 18 years ago).
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Max Telford @maxjtelford.bsky.social · 02/09/2026
Important paper by @kaplipa.bsky.social and colleagues. Advocating for the importance of Natural History museum collections in genomics. www.nature.com/articles/s41...
nature.com
Species-dense genomics through natural history collections - Nature Reviews Genetics
Large-scale genome initiatives are transforming biodiversity genomics, but genomes remain taxonomically sparse and difficult to compare across species. Kapli and colleagues argue that natural history ...
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Canadian History Ehx @cdnhistoryehx.bsky.social · 31/08/2026
You may not know the name of Helen Battle, but she had a big impact on the history of marine biology in Canada. The first Canadian woman to earn a PhD in marine biology, she taught over 4,500 students in her half-century career. This is her story. 📸 Western University 🧵 1/8
A black-and-white photograph of an elderly woman with glasses, smiling and holding a telephone receiver to her ear. She is wearing a necklace and a bracelet, and is dressed in a light-colored outfit. In the background, there is a microscope and other scientific equipment, suggesting a laboratory setting.
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Megan Barkdull @meganbarkdull.bsky.social · 28/08/2026
The Natural History Museum of LA is hiring a Curator of Marine Invertebrates! Come join an amazing team and contribute to stewarding the largest marine invert collection in the Western US. 🐙🪼🦐 workforcenow.adp.com/mascsr/defau...
An image of several sea anemones under water.
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Farid Saleh | فريد صالح @taphozoan.bsky.social · 26/08/2026
New paper 🧪🪨🦐: We describe the N'kob Biota, a new Middle Ordovician Biota from Morocco that fills a critical gap between the Early Ordovician Fezouata Biota and the Late Ordovician Tafilalt Biota. Out now in Geology: doi.org/10.1130/G546... Art by @joschuaknuppe.bsky.social
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Christopher B. Cameron @invertevo.bsky.social · 27/08/2026
Headline revision: Overfishing, petrochemical & plastic pollution, carbonic acid, invasive species, habitat destruction, & deep sea mining are the deadliest things in the ocean. this-amazing-world.com/blue-ringed-...
this-amazing-world.com
The Deadliest Thing in the Ocean Fits in Your Palm - This Amazing World
It's barely bigger than a golf ball. It won't chase you, won't roar, and honestly looks more like a piece of jewelry than a predator. But the blue-ringed octopus carries enough venom to kill 26 adults...
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Christopher B. Cameron @invertevo.bsky.social · 26/08/2026
Will releasing native #octopus (Octopus vulgaris) juveniles into the Adriatic Sea help control the invasive blue #crab (Callinectes sapidus) populations?
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Henry Gee 亨利·纪 @endofthepier.bsky.social · 26/08/2026
Amphibious stem-insect from the Mississippian of Texas sheds light on colonization of land. Paper in @nature.com www.nature.com/articles/s41...
nature.com
Amphibious stem-insect sheds light on colonization of land - Nature
Restudy of a challenging fossil using cross-polarized light imaging and phylogenetic reconstruction identifies Chosha praecursor, a probable early-diverging insect, helping to bridge the longstanding ...
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Christopher B. Cameron @invertevo.bsky.social · 25/08/2026
The lobopodian #Hallucigenia sparsa suction-fed on gelatinous dead ctenophores. By @invertebratepal.bsky.social www.biorxiv.org/content/10.6...
biorxiv.org
Hallucigenia’s diet illuminates the feeding ecology of Cambrian lobopodians
The armoured lobopodian Hallucigenia sparsa embodies the seemingly uncanny nature of the animals that evolved during the Cambrian Explosion over 500 million years ago. Initially regarded as an evoluti...
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Dr. Lauren Olinger @reefecologist.bsky.social · 24/08/2026
My dive buddies Abi and Addy on our first unsupervised dive as newly certified megalodon rebreather helitrox decompression divers! 45m / 148 ft 🤙🏻 🤿 #technicaldiving #girlsthatscuba
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Christopher B. Cameron @invertevo.bsky.social · 24/08/2026
A critical % of Quebecers reject St-Pierre #Plamondon's referendum. While the federal gvt defends Canadian #Francophone culture, coast to coast to coast, #separatists threaten to diminish it to within Quebec's borders & amplify its vulnerability to external threats. thewalrus.ca/no-quebec-re...
thewalrus.ca
No Quebec Referendum Until Trump Is Gone, PQ Leader Says | The Walrus
With voters souring on sovereignty, St-Pierre Plamondon sidesteps his least popular promise
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Luis Alberto Bezares Calderón @lbezarescalderon.bsky.social · 16/08/2026
Our team is recruiting a PhD student to investigate the evolution of pressure sensation in Zooplankton! The project will use marine invertebrate larvae to explore the molecular, cellular, and neuronal mechanisms behind this fascinating sensory system. More details here: bit.ly/3TTeF4Q
bit.ly
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Charlie Angus @charlieangus104.bsky.social · 23/08/2026
Silver from the mines of Cobalt was traded across North America dating back 2,000 years. This is not the history we were taught in school about the White prospectors who "discovered" the wealth. I came across this Indigenous legend that explains so much. charlieangus.substack.com/p/rabbit-and...
charlieangus.substack.com
Rabbit and Lynx: Rethinking the Northern Myth of Settlement
Summer Sunday Reading Series — August 23, 2026
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Christopher B. Cameron @invertevo.bsky.social · 22/08/2026
The Hodin lab at @uwmlel.bsky.social Friday Harbor Labs is bringing back the sunflower star Pycnopodia - a predator that structures the benthic ecosystem.
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Christopher B. Cameron @invertevo.bsky.social · 22/08/2026
I had a fun couple days assisting in the seastar lab. Good to see the success of this group’s restoration project. www.npr.org/2026/08/16/n...
npr.org
A pizza-sized ocean predator and a tribe are trying to protect each other. Here's how
Sunflower sea stars are critically endangered in the Pacific Ocean. University of Washington researchers are working with the Samish Indian Nation to bring this 24-armed creature back from the brink o...
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Sal Keith (she/her) @salkeith.bsky.social · 16/08/2026
2 #postdoc positions now live! 🐠🐡🐟 (1) #AI for #Ecology, (2) #Marine Field Ecology for AI-Enabled Behavioural Monitoring, & v soon (3) AI-Enabled #BehaviouralEcology for #Conservation Join our team, unlock #AnimalBehaviour as an early warning system. #Jobs @lec-reefs.bsky.social Links 👇
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Ctenophores Rock! @ctenophoresrock.bsky.social · 28/07/2026
Happy #CtenophoreCtuesday! Have you ever wondered how a comb jelly propels itself in the water? They utilize a metachronal rhythm of beating cilia (located on comb plates), which appear like a moving wave! Credit to @kei-jokura.bsky.social. Read more in this original paper: doi.org/10.1016/j.cu... 🦑
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