Marty Kardos
@martykardos.bsky.social
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Conservation Genomics | Ecology | 🧬 🐺 🐋 🐠 Former NOAA Fisheries scientist.
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Marty Kardos
Joachim Mergeay
1 day ago
GBF Genetic indicator assessments in the USA higlights that the Endangered Species Act fails to capture the risk of genetic erosion of diversity within and among populations.
@coalitioncongen.bsky.social
@ginamo-consgen.bsky.social
#consgen
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The volume of 🐴 💩 in this is amazing. To Lamm, Doug Burgum isn’t the anti-regulation, fossil fuel addict we know so well, but instead a conservation visionary. And we who dare to call out their fake science just haven’t made it off the JV team yet.
www.theguardian.com/us-news/2026...
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Can scientists really resurrect the dodo? Inside the company that says it can
Colossal Biosciences’ CEO says its work follows a ‘moral obligation’ while critics say it’s ‘tech bro’ hype that could undermine conservation
https://www.theguardian.com/us-news/2026/mar/15/colossal-biosciences-resurrects-dire-wolf
1 day ago
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Very cool work based on an amazing long term study of bighorn sheep: No Pedigree, No Problem: Genomic Inbreeding Tracks Genetic Rescue With High Resolution - Mitchell et al:
onlinelibrary.wiley.com/doi/10.1111/...
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No Pedigree, No Problem: Genomic Inbreeding Tracks Genetic Rescue With High Resolution
With increasing habitat fragmentation and population isolation, inbreeding becomes a pressing concern for the persistence of wildlife populations. Detailed inbreeding monitoring is crucial for assess...
https://onlinelibrary.wiley.com/doi/10.1111/eva.70216
2 days ago
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www.pnas.org/doi/full/10....
4 days ago
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MTH
7 days ago
GOP leadership using the rarely used Congressional Review Act to overrule land mgmt plans that have taken years of research, local collaboration and public meetings to push for coal & copper mining & oil drilling & reverse protections on other lands. 🧪🌿🌎
stateline.org/2026/03/09/r...
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Republicans target public lands protections in a new way • Stateline
Republicans in Congress want to allow more mining and oil drilling on federal public lands, and they’ve recently turned to an obscure legislative maneuver to open areas for business.
https://stateline.org/2026/03/09/republicans-target-public-lands-protections-in-a-new-way/
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Chromosome-Level Genome Assembly for Snowshoe Hare (Lepus Americanus) url:
academic.oup.com/jhered/artic...
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A Chromosome-Level Genome Assembly for Snowshoe Hare (Lepus Americanus)
Abstract. The snowshoe hare (Lepus americanus) is considered a critical keystone species of the boreal and temperate forests of North America. Although the
https://academic.oup.com/jhered/article-abstract/doi/10.1093/jhered/esag020/8507947
8 days ago
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Our new perspective: The Future of the Southern Resident Killer Whales Depends on Interactions With Other Killer Whale Populations
onlinelibrary.wiley.com/doi/10.1002/...
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Perspective: The Future of the Southern Resident Killer Whales Depends on Interactions With Other Killer Whale Populations
The Southern Resident Killer Whales are a high-profile population listed as endangered in the United States and Canada. Risks to the population are well known, and include insufficient prey, inbreedi...
https://onlinelibrary.wiley.com/doi/10.1002/ece3.73205
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Marty Kardos
Randy Watkins
10 days ago
Here is a direct link to the first full draft of the National Nature Assessment on the state of America’s land, water and wildlife that was started under the Biden administration but canceled by Trump before it could be published. 🌎
naturerecord.org/chapters
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Chapters - The Nature Record
Now it’s our turn to shape what comes next. A new project. A mission years in the making.
https://naturerecord.org/chapters
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Phil Levin
11 days ago
The draft Nature Record National Assessment is now open for comment! Take a look and tell us what we got right, what we missed, and what changes you’re seeing where you live. Your perspective will help shape the final record of nature in the U.S.
naturerecord.substack.com/p/the-draft-...
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The Draft is Ready. Now We Need You.
Share your perspective on the state of nature in the U.S.
https://naturerecord.substack.com/p/the-draft-is-ready-now-we-need-you
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Nature Report, Killed by Trump, Is Released Independently
www.nytimes.com/2026/03/05/c...
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Nature Report, Killed by Trump, Is Released Independently
https://www.nytimes.com/2026/03/05/climate/trump-nature-assessment.html?smid=bs-share
9 days ago
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Join Fred Allendorf, Sally Aitken, and me this November for a 6-day course on conservation genomics at the legendary La Selva Research Station in Costa Rica. Register by April 1. Details here:
tropicalstudies.org/course/conse...
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Conservation and Genomics of Populations with Fred Allendorf - Organization for Tropical Studies
This course will be 6 days long, and the instructors are Fred Allendorf, Sally Aitken, and Marty Kardos. This course will be based on Conservation and Genomics of Populations (Allendorf et al. 2022). ...
https://tropicalstudies.org/course/conservation-genomics/
20 days ago
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These scientists saw a future in public service—until Trump’s ‘massacre’ hit | Science | AAAS
www.science.org/content/arti...
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These scientists saw a future in public service—until Trump’s ‘massacre’ hit
Last year’s mass firings of “probationary” federal workers sent researchers’ lives into turmoil
https://www.science.org/content/article/these-scientists-saw-future-public-service-until-trump-s-massacre-hit
22 days ago
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25 days ago
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Dr. Arun Sethuraman
about 1 month ago
Developing this course from scratch, incorporating several new recent developments from my lab, including tests of ghost introgression, model development and testing, and inference from Ks histograms. Do sign up! Feel free to DM me with queries.
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Kiva Oken
about 2 months ago
📣Job alert!📣 Working as a federal scientist is complicated right now, but we are actually hiring. One *permanent* stock assessment position on my team at NOAA NWFSC will open for 7 days in early-mid Feb. Will be a shared ad across several science centers. Get those usajobs resumes polished...
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Joachim Mergeay
about 2 months ago
We have compiled a special issue for
@evolappjournal.bsky.social
on Effective population size in Conservation and Biodiversity Monitoring, dedicated to the late Michael W. Bruford. This SI is a must read for everyone who struggles with what "effective population size" means.
#consgen
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The Importance of Effective Population Size in Conservation and Biodiversity Monitoring
Effective population size (Ne) is a key concept in biology and conservation. Stripped to its bare essentials, it reflects how much genetic drift a population experiences, expressed as a number of ind...
https://onlinelibrary.wiley.com/doi/10.1111/eva.70196#
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Linnea Smeds
2 months ago
Exploring
#PAG33
and San Diego for the first time! If you're interested in knowing more about why bird microchromosomes are so hard to sequence, come by poster 287 this afternoon!
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Trevor A. Branch
2 months ago
These orcas are on the brink, and so is the science that could save them (Featuring
@uwsafs.bsky.social
professor Amy van Cise)
www.scientificamerican.com/article/thes...
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These Orcas Are on the Brink—And So Is the Science That Could Save Them
Inside the desperate rush to save the southern resident killer whales
https://www.scientificamerican.com/article/these-orcas-are-on-the-brink-and-so-is-the-science-that-could-save-them/
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Union of Concerned Scientists
2 months ago
The authoritarian, violent, and anti-science actions of the Trump admin over the past week show clear contempt for democracy and the public good, endangering people in the US and around the world. Congress must uphold its constitutional responsibility and hold the administration accountable.
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Multispecies pangenomes reveal a pervasive influence of population size on structural variation
Structural variants (SVs) are widespread in vertebrate genomes, yet their evolutionary dynamics remain poorly understood. Using 45 long-read de novo genome assemblies and pangenome tools, we analyze S...
https://www.science.org/doi/abs/10.1126/science.adw1931
3 months ago
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Jonathan Pritchard
3 months ago
Our latest preprint revisits the classic model of mutation-selection balance. Do human recessive genes fit Haldane's 100-year old model? This work is by the wonderful
@jonj-udd.bsky.social
, and co-mentored by
@jeffspence.github.io
www.biorxiv.org/content/10.6...
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Allele Frequencies at Recessive Disease Genes are Mainly Determined by Pleiotropic Effects in Heterozygotes
The classic theory of mutation-selection balance predicts the equilibrium frequency of genetic variation under negative selection. The model predicts a simple relationship between the total frequency ...
https://www.biorxiv.org/content/10.64898/2025.12.05.692665v1
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Alexa Fredston
3 months ago
in a week, I'll start reviewing applications for this postdoc. come work with me in Santa Cruz, CA on fitting Bayesian hierarchical models to whale tag and photo datasets. position starts in fall 2026. ask me questions and apply here:
recruit.ucsc.edu/JPF02003
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Fredston Lab: Postdoctoral Scholar
University of California, Santa Cruz is hiring. Apply now!
https://recruit.ucsc.edu/JPF02003
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Our Editorial for our upcoming special issue in Molecular Ecology: Conservation Genomics—Making a Difference
onlinelibrary.wiley.com/doi/10.1111/...
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Conservation Genomics—Making a Difference
Conservation genomics has increasingly transitioned from a promising concept to a science that integrates a range of advanced analytical approaches, providing new insights into inbreeding, genetic lo....
https://onlinelibrary.wiley.com/doi/10.1111/mec.70191
3 months ago
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Optimising Genome‐Wide Detection of Runs of Homozygosity: Impacts of Reference Genome Quality and Sequencing Parameters on Inbreeding Assessment
Inbreeding and inbreeding depression pose a critical challenge to the persistence of small and isolated populations, driving the need for precise assessment of genomic metrics. Genome-wide runs of ho...
https://onlinelibrary.wiley.com/doi/10.1111/1755-0998.70084
4 months ago
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Robert Reich
4 months ago
The EPA will approve two new pesticides containing “forever chemicals” and relax a reporting rule for companies who make products with forever chemicals. The moves come after a $60 million lobbying blitz from the forever chemical industry. Where is the MAHA outcry?
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Meade Krosby
4 months ago
To be clear: he is in no way a "man in science." The entire premise here is laughable.
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The American Genetic Association
4 months ago
🧬 Out now! This study on the endangered eastern Massasauga rattlesnake reveals 218 candidate genes linked to disease response, highlighting genetic factors that may influence resistance to Snake Fungal Disease. (Photo from the Gibbs Lab)
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Carl Zimmer
5 months ago
How bowhead whales live for centuries—and how we might borrow some of their biology to extend our healthy lifespan. Gift link to my new column:
nyti.ms/4hyD9ry
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More geniuses at work!
www.nytimes.com/2025/10/23/c...
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Trump Opens Pristine Alaska Wilderness to Drilling in Long-Running Feud
https://www.nytimes.com/2025/10/23/climate/trump-arctic-national-wildlife-refuge-oil-drilling.html?smid=bs-share
5 months ago
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Removing building blocks. one at a time.
www.nytimes.com/2025/10/23/c...
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Heat Has Essentially Wiped Out 2 Key Coral Species on Florida Reefs
https://www.nytimes.com/2025/10/23/climate/coral-bleaching-florida-staghorn-elkorn.html?smid=bs-share
5 months ago
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Patrícia Pečnerová
5 months ago
All those questions about inbreeding in conservation that you were afraid to ask. A bunch of early career scientists is here to explain something that even Wright and Fisher couldn't agree on, the (not so) simple question of what is inbreeding.
link.springer.com/article/10.1...
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Q&A: inbreeding and its implications for conservation - BMC Biology
Inbreeding depression plays a role in the decline, endangerment, and extinction of small populations, and thus inbreeding has received much attention in conservation biology. The term inbreeding is us...
https://link.springer.com/article/10.1186/s12915-025-02386-6
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Hillary Rodham Clinton
5 months ago
It’s not his house. It’s your house. And he’s destroying it.
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Laura Bertola
5 months ago
📣📣📣 CONSERVATION GENETICS WORKSHOP - Few more spaces left! ConGen Population Genomic Data Analysis Course 🧬💻💡 University of Pretoria, South Africa 🌍 7-14 December + field trip to Kruger NP! 🦁🐃🐘🐆🦏 More info & registration here:
www.umt.edu/congen/africa/
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OPB
5 months ago
For the first time in more than 100 years, Chinook salmon have been spotted at the confluence of the Sprague and Williamson rivers in Chiloquin, the government seat of the Klamath Tribes in Southern Oregon.
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Salmon clear last Klamath dams, reaching Williamson and Sprague rivers
Just a year after four dams were removed, a group of fall Chinook have migrated nearly 300 miles into the Upper Klamath Basin.
https://www.opb.org/article/2025/10/17/salmon-clear-klamath-dams/
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Reto Burri
5 months ago
1/9 New in
@science.org
www.science.org/doi/10.1126/science.ado8005
How does genetic architecture constrain evolutionary trajectories? To address this question, we inferred the genetic architecture of convergent plumage coloration and its evolutionary history in wheatears.
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A mosaic of modular variation at a single gene underpins convergent plumage coloration
The reshuffling of genomic variation from multiple origins is an important contributor to phenotypic diversification, yet insights into the evolutionary trajectories of this combinatorial process and ...
https://www.science.org/doi/10.1126/science.ado8005
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Love Dalén
6 months ago
After a long and frustrating discussion with the Cell Press ”help”-desk, led by Ben and Tom, the paper is finally made open access (in line with what we had requested and expected from the beginning) 😅
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Matthew Hahn
7 months ago
New paper led by
@yadirapga.bsky.social
! Opossums have babies at 6-months of age, but are still highly male-biased in their mutations
academic.oup.com/genetics/adv...
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Low mutation rate but high male-bias in the germline of a short-lived opossum
Abstract. Age and sex have been found to be important determinants of the mutation rate per generation in mammals, but the mechanisms underlying these fact
https://academic.oup.com/genetics/advance-article-abstract/doi/10.1093/genetics/iyaf177/8244971
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Tanja Slotte
7 months ago
*Postdoc in Evolutionary genomics at Stockholm University* We are recruiting a postdoc for a large interdisciplinary project to investigate evolutionary drivers and genomic consequences of pollen evolution in response to pollination mode shifts in flowering plants. 1/5
su.varbi.com/what:job/job...
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Love Dalén
7 months ago
I'm hiring a postdoc... By combining samples that are more than a million years old with the short generation time of small rodents, we hope to gain a unique window into evolution unfolding across millions of generations!
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Timmons Roberts
7 months ago
My lab's been attacked by an anti-wind group and their lawyers. They threatened the science funding of my whole university, to shut me and my undergraduate research assistants up. NYT just covered it. 1/n
www.nytimes.com/2025/08/25/c...
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Law Firm Pressures Brown University to Erase Research on Anti-Wind Groups
https://www.nytimes.com/2025/08/25/climate/brown-university-offshore-wind-marzulla.html?unlocked_article_code=1.g08.cAcd.MyLJWrRWdIhk&smid=url-share
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Inbreeding reduces fitness in spatially structured populations of a threatened rattlesnake | PNAS
Small and fragmented populations are at high risk of local extinction, in part because of elevated inbreeding and subsequent inbreeding depression....
https://www.pnas.org/doi/full/10.1073/pnas.2501745122
7 months ago
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Conservation Genomics course (ConGen) this December in South Africa This course is always a lot of fun, and will be great for grad students, postdocs, or anyone else wanting to dive into applications of genomics for conservation and management of wild populations.
www.umt.edu/congen/africa/
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ConGen: Population Genomic Data Analysis Course/Workshop, South Africa 2025
https://www.umt.edu/congen/africa/
7 months ago
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Matthew Kauffman
9 months ago
Wyoming deer are heading to the high country, some will travel up to 150 miles. Amazing - and necessary - movements across vast swaths of YOUR public lands. Follow along for weekly updates!
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This is admirable
www.nytimes.com/2025/06/09/h...
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N.I.H. Workers Denounce Trump’s ‘Harmful’ Health Policies
https://www.nytimes.com/2025/06/09/health/nih-letter-trump-bhattacharya.html?smid=nytcore-ios-share&referringSource=articleShare
9 months ago
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Jeremy Yoder says no war
10 months ago
We really did live through a world-historical scientific and technical effort to contain a pandemic, decide that we don't ever want to do that again, and conclude that means tearing down everything and everyone involved in containing a pandemic
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Love Dalén
10 months ago
Save the date, follow ICP2026, update your ABBA playlist, and come join us in Stockholm next year! This is going to be fun!
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Unethical and illegal orders that come from a legitimate leader are still unethical and illegal. Many high ranking federal officials seem to not recognize this.
10 months ago
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Marty Kardos
Dr. Stephanie
10 months ago
….whatthefuck.
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RFK Jr. threatens to bar government scientists from publishing in leading medical journals
The health secretary said the New England Journal of Medicine, the Journal of the American Medical Association and The Lancet are in bed with pharma.
https://www.politico.com/news/2025/05/27/rfk-jr-nih-scientists-medical-journals-jama-lancet-nejm-00371349
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Kelly Zamudio
10 months ago
If you are privileged enough to be a tenured Prof at a US university, here is an opportunity to lend your voice to media. Sign up if you are willing to talk to the press about what the war on science means for education and for our society.
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