Angel G. Rivera-Colón
@arcolon14.bsky.social
Postdoc @ Kern-Ralph Co-lab, IE2 University of Oregon | PhD @ EEB UIUC | Evolutionary & Population Genomics, Bioinformatics | 🇵🇷 Scientist | he/him/él | https://github.com/arcolon14
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academic.oup.com
Our paper on the genome assembly and annotation of the Antarctic bald notothen (Trematomus borchgrevinki) is now available in G3!
This paper was lead by @niraj-rayamajhi.bsky.social, in collaboration with Bushra Fazal Minhas, Chris Cheng, and @jcatchen.bsky.social.
doi.org/10.1093/g3jo...
1/n
This paper was lead by @niraj-rayamajhi.bsky.social, in collaboration with Bushra Fazal Minhas, Chris Cheng, and @jcatchen.bsky.social.
doi.org/10.1093/g3jo...
1/n
Reposted by Angel G. Rivera-Colón
Putting on my hat as @asn-amnat.bsky.social ASN President for a minute for a string of announcements, please share widely!!!
1. Student research awards are open for applications, to fund research expenses for 10 graduate students ($2000 each)
nam10.safelinks.protection.outlook.com?url=https%3A...
1. Student research awards are open for applications, to fund research expenses for 10 graduate students ($2000 each)
nam10.safelinks.protection.outlook.com?url=https%3A...
Student Research Award
<p>The ASN Student Research Awards support research by student members that advances the goals of the society: the conceptual unification of ecology, evolution, and behavior. Each award consists of a ...
nam10.safelinks.protection.outlook.com
November 25, 2025 at 5:55 PM
Putting on my hat as @asn-amnat.bsky.social ASN President for a minute for a string of announcements, please share widely!!!
1. Student research awards are open for applications, to fund research expenses for 10 graduate students ($2000 each)
nam10.safelinks.protection.outlook.com?url=https%3A...
1. Student research awards are open for applications, to fund research expenses for 10 graduate students ($2000 each)
nam10.safelinks.protection.outlook.com?url=https%3A...
Reposted by Angel G. Rivera-Colón
Wisconsin Evolution is accepting applications for our Seminar Series' Early Career Scientist Award. Come share your evolution research and visit UW-Madison's evolution community. Open to grad students and postdocs (<5 yrs post PhD) from outside UW-Madison.
Apply by Dec 15th here: shorturl.at/4a4O6
Apply by Dec 15th here: shorturl.at/4a4O6
Early Career Scientist Awards 2026
Application to the UW-Madison Evolution Seminar Series - Early Career Scientist Awards.
urldefense.com
November 19, 2025 at 8:55 PM
Wisconsin Evolution is accepting applications for our Seminar Series' Early Career Scientist Award. Come share your evolution research and visit UW-Madison's evolution community. Open to grad students and postdocs (<5 yrs post PhD) from outside UW-Madison.
Apply by Dec 15th here: shorturl.at/4a4O6
Apply by Dec 15th here: shorturl.at/4a4O6
Reposted by Angel G. Rivera-Colón
Chuck Schumer Helps Pull Democrats Back From Brink Of Courage
November 10, 2025 at 5:02 AM
Chuck Schumer Helps Pull Democrats Back From Brink Of Courage
Reposted by Angel G. Rivera-Colón
some years, Circulatory System Walking Through the Kitchen Day just completely sneaks up on you
November 10, 2025 at 1:28 PM
some years, Circulatory System Walking Through the Kitchen Day just completely sneaks up on you
Reposted by Angel G. Rivera-Colón
📣📣📣 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/
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/
October 20, 2025 at 1:23 PM
📣📣📣 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/
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/
Reposted by Angel G. Rivera-Colón
@notothentoma.bsky.social @arcolon14.bsky.social & @jpostlethwait.bsky.social show how Antarctic white-blooded icefishes, the only vertebrates without hemoglobin, independently lost hemoglobin cluster genes, driven by TEs and repeats.
🔗 doi.org/10.1093/gbe/evaf184
#genome #evolution #TEsky
🔗 doi.org/10.1093/gbe/evaf184
#genome #evolution #TEsky
October 20, 2025 at 10:43 AM
@notothentoma.bsky.social @arcolon14.bsky.social & @jpostlethwait.bsky.social show how Antarctic white-blooded icefishes, the only vertebrates without hemoglobin, independently lost hemoglobin cluster genes, driven by TEs and repeats.
🔗 doi.org/10.1093/gbe/evaf184
#genome #evolution #TEsky
🔗 doi.org/10.1093/gbe/evaf184
#genome #evolution #TEsky
Reposted by Angel G. Rivera-Colón
We're excited to be recruiting an NIH funded postdoc to work in the Coop lab at UC Davis. We're specifically interested in candidates who are want to work at the intersection of human genetics, GWAS, and population genetics modeling. Please RT
October 15, 2025 at 3:53 PM
We're excited to be recruiting an NIH funded postdoc to work in the Coop lab at UC Davis. We're specifically interested in candidates who are want to work at the intersection of human genetics, GWAS, and population genetics modeling. Please RT
Reposted by Angel G. Rivera-Colón
📌 New publication out:
Reference genome bias in light of species-specific chromosomal reorganization and translocations
TL;DR - We show that the choice of reference genome biases the detection of structural variants and popgen stats. Navigate carefully - 🛳️ 😬
link.springer.com/article/10.1...
Reference genome bias in light of species-specific chromosomal reorganization and translocations
TL;DR - We show that the choice of reference genome biases the detection of structural variants and popgen stats. Navigate carefully - 🛳️ 😬
link.springer.com/article/10.1...
Reference genome bias in light of species-specific chromosomal reorganization and translocations - Genome Biology
Background Whole-genome sequencing efforts, have during the past decade, unveiled the central role of genomic rearrangements—such as chromosomal inversions—in evolutionary processes, including local a...
link.springer.com
October 16, 2025 at 4:59 AM
📌 New publication out:
Reference genome bias in light of species-specific chromosomal reorganization and translocations
TL;DR - We show that the choice of reference genome biases the detection of structural variants and popgen stats. Navigate carefully - 🛳️ 😬
link.springer.com/article/10.1...
Reference genome bias in light of species-specific chromosomal reorganization and translocations
TL;DR - We show that the choice of reference genome biases the detection of structural variants and popgen stats. Navigate carefully - 🛳️ 😬
link.springer.com/article/10.1...
Reposted by Angel G. Rivera-Colón
Do you know anyone with an interest in pursuing a PhD studying the genetics, development, and evolution of skeletal morphology and life history? If so please encourage them to apply to work with me through any of the University of Illinois' EEB or PEEC programs. 1/4 🧪🦷🦴🐭🐒
October 3, 2025 at 5:05 PM
Do you know anyone with an interest in pursuing a PhD studying the genetics, development, and evolution of skeletal morphology and life history? If so please encourage them to apply to work with me through any of the University of Illinois' EEB or PEEC programs. 1/4 🧪🦷🦴🐭🐒
Reposted by Angel G. Rivera-Colón
First pop gen paper from our lab! We find repeated evolutionary turn over of sex chromosomes in darters contributes to reproductive isolation. Turnover may be an escape hatch to resolve mitonuclear conflict & neo sex chromosomes evolved via a rare recessive mutation. www.biorxiv.org/content/10.1...
September 4, 2025 at 5:32 PM
First pop gen paper from our lab! We find repeated evolutionary turn over of sex chromosomes in darters contributes to reproductive isolation. Turnover may be an escape hatch to resolve mitonuclear conflict & neo sex chromosomes evolved via a rare recessive mutation. www.biorxiv.org/content/10.1...
Reposted by Angel G. Rivera-Colón
Looking forward to the awesome @elliecat.bsky.social’s lecture today in our EEB seminar series! “Not All Bad News: Minor Genomic Impacts of Population Declines in Brown Bears” Noon Pacific in the Gold Auditorium, Shiley Biosciences Center. See ya there!
September 29, 2025 at 2:37 PM
Looking forward to the awesome @elliecat.bsky.social’s lecture today in our EEB seminar series! “Not All Bad News: Minor Genomic Impacts of Population Declines in Brown Bears” Noon Pacific in the Gold Auditorium, Shiley Biosciences Center. See ya there!
Reposted by Angel G. Rivera-Colón
Dept of Plant Biology at UIUC hiring in any subdiscipline of Mycology and/or Plant-Fungal Interactions tenure-track faculty position at the assistant professor level.
Apply by Oct 31, 2025. For complete details including salary and benefit information, visit go.illinois.edu/PlantBiolfac...
Apply by Oct 31, 2025. For complete details including salary and benefit information, visit go.illinois.edu/PlantBiolfac...
Assistant Professor- Department of Plant Biology
Duties & Responsibilities
go.illinois.edu
September 11, 2025 at 8:41 PM
Dept of Plant Biology at UIUC hiring in any subdiscipline of Mycology and/or Plant-Fungal Interactions tenure-track faculty position at the assistant professor level.
Apply by Oct 31, 2025. For complete details including salary and benefit information, visit go.illinois.edu/PlantBiolfac...
Apply by Oct 31, 2025. For complete details including salary and benefit information, visit go.illinois.edu/PlantBiolfac...
Reposted by Angel G. Rivera-Colón
The new XKCD has to be a reference to the ant paper where ants just casually lay eggs of a different species, yes? Maybe? There are so many weird bugs its hard to know.
September 10, 2025 at 5:32 PM
The new XKCD has to be a reference to the ant paper where ants just casually lay eggs of a different species, yes? Maybe? There are so many weird bugs its hard to know.
Reposted by Angel G. Rivera-Colón
Our EEB department at the University of Illinois at Urbana-Champaign is hiring an assistant professor in evo-devo. See go.illinois.edu/EEBAsstProf for details. Please share!
August 26, 2025 at 10:10 PM
Our EEB department at the University of Illinois at Urbana-Champaign is hiring an assistant professor in evo-devo. See go.illinois.edu/EEBAsstProf for details. Please share!
Reposted by Angel G. Rivera-Colón
Hello bluesky community!
I'm hiring a postdoc to do machine learning in population genetics.
Starting to build up a lab at Indiana University Bloomington where I just started a faculty position.
Apply with the below link: indiana.peopleadmin.com/postings/30325
I'm hiring a postdoc to do machine learning in population genetics.
Starting to build up a lab at Indiana University Bloomington where I just started a faculty position.
Apply with the below link: indiana.peopleadmin.com/postings/30325
Postdoctoral Research Fellow
The department of Biology is a large, unified department with strong undergraduate degrees, nationally-ranked graduate programs, and world-class research spanning the breadth of biological questions a...
indiana.peopleadmin.com
August 11, 2025 at 11:51 AM
Hello bluesky community!
I'm hiring a postdoc to do machine learning in population genetics.
Starting to build up a lab at Indiana University Bloomington where I just started a faculty position.
Apply with the below link: indiana.peopleadmin.com/postings/30325
I'm hiring a postdoc to do machine learning in population genetics.
Starting to build up a lab at Indiana University Bloomington where I just started a faculty position.
Apply with the below link: indiana.peopleadmin.com/postings/30325
Reposted by Angel G. Rivera-Colón
bumping again: I am hiring a project coordinator /researcher for an interagency freshwater mussels project (USFS 🌲 lead). Position will be based out of USFS Northern Research Station in Wisconsin and starts Sep. 15, For more information/to apply, www.ugajobsearch.com/postings/438...
July 23, 2025 at 5:34 PM
bumping again: I am hiring a project coordinator /researcher for an interagency freshwater mussels project (USFS 🌲 lead). Position will be based out of USFS Northern Research Station in Wisconsin and starts Sep. 15, For more information/to apply, www.ugajobsearch.com/postings/438...
Reposted by Angel G. Rivera-Colón
Environmental conditions influence life history traits, but what about in Antarctic fish?🐟🇦🇶
We compared two pops of Crowned Notothens Trematomus scotti: one from a fjord of the Antarctic Peninsula and one from the Weddell Sea.
Their life histories traits were very different!
tinyurl.com/mtmmrv8w
🧪🌎🐧
We compared two pops of Crowned Notothens Trematomus scotti: one from a fjord of the Antarctic Peninsula and one from the Weddell Sea.
Their life histories traits were very different!
tinyurl.com/mtmmrv8w
🧪🌎🐧
Different populations of the Antarctic notothen fish Trematomus scotti differ in key life history traits
Antarctic notothenioid fish form an adaptive radiation that diversified in the Southern Ocean over the past 10 million years. The biology and life his…
www.sciencedirect.com
July 17, 2025 at 5:50 PM
Environmental conditions influence life history traits, but what about in Antarctic fish?🐟🇦🇶
We compared two pops of Crowned Notothens Trematomus scotti: one from a fjord of the Antarctic Peninsula and one from the Weddell Sea.
Their life histories traits were very different!
tinyurl.com/mtmmrv8w
🧪🌎🐧
We compared two pops of Crowned Notothens Trematomus scotti: one from a fjord of the Antarctic Peninsula and one from the Weddell Sea.
Their life histories traits were very different!
tinyurl.com/mtmmrv8w
🧪🌎🐧
Reposted by Angel G. Rivera-Colón
OrthoFinder just dropped a major update
It’s faster, more accurate, and ready for thousands of genomes
Let’s break it down (1/10)
github.com/OrthoFinder/...
www.biorxiv.org/content/10.1...
It’s faster, more accurate, and ready for thousands of genomes
Let’s break it down (1/10)
github.com/OrthoFinder/...
www.biorxiv.org/content/10.1...
July 16, 2025 at 5:51 PM
OrthoFinder just dropped a major update
It’s faster, more accurate, and ready for thousands of genomes
Let’s break it down (1/10)
github.com/OrthoFinder/...
www.biorxiv.org/content/10.1...
It’s faster, more accurate, and ready for thousands of genomes
Let’s break it down (1/10)
github.com/OrthoFinder/...
www.biorxiv.org/content/10.1...
Reposted by Angel G. Rivera-Colón
@ramencult.bsky.social et al. use spatially explicit simulations and genomic data from Anopheles gambiae, showing that selection changes the joint distribution of allele frequency and geographic range.
🔗 doi.org/10.1093/molbev/msaf141
#molbio #evobio
🔗 doi.org/10.1093/molbev/msaf141
#molbio #evobio
June 23, 2025 at 2:51 PM
@ramencult.bsky.social et al. use spatially explicit simulations and genomic data from Anopheles gambiae, showing that selection changes the joint distribution of allele frequency and geographic range.
🔗 doi.org/10.1093/molbev/msaf141
#molbio #evobio
🔗 doi.org/10.1093/molbev/msaf141
#molbio #evobio
Reposted by Angel G. Rivera-Colón
The recording of my IDEA talk is up on the #Evol2025 YouTube channel, and I've thrown that together with a PDF copy of the slide deck and a bibliography: lab.jbyoder.org/2025/06/21/a...
A bibliography for the 2025 IDEA plenary
The recording of my talk for the 2025 IDEA plenary is now posted over on the Evolution meeting YouTube channel (there’s a bunch of dead air at the start of the recording; the action starts a …
lab.jbyoder.org
June 21, 2025 at 10:54 PM
The recording of my IDEA talk is up on the #Evol2025 YouTube channel, and I've thrown that together with a PDF copy of the slide deck and a bibliography: lab.jbyoder.org/2025/06/21/a...
Reposted by Angel G. Rivera-Colón
Totally forgot to plug a talk I'm a coauthor on, but you can read the paper here: onlinelibrary.wiley.com/doi/10.1002/...
Sexual Dimorphism in Fin Size and Shape in North American Killifish
Sexual dimorphism is pervasive in North American killifish in the size and shape of their dorsal and anal fins. These fins perform multiple functions, including grasping females during spawning, domi...
onlinelibrary.wiley.com
June 21, 2025 at 2:34 PM
Totally forgot to plug a talk I'm a coauthor on, but you can read the paper here: onlinelibrary.wiley.com/doi/10.1002/...
Do you want to learn about how very large populations evolve? Do you think barnacles are super cool? Come check out my talk on Saturday morning's Population Genomics session at #Evol2025!
June 20, 2025 at 3:31 PM
Do you want to learn about how very large populations evolve? Do you think barnacles are super cool? Come check out my talk on Saturday morning's Population Genomics session at #Evol2025!
Reposted by Angel G. Rivera-Colón
Excited to attend my first Evolution meeting in a few years. Check out my #Evol2025 on Tuesday June 24 11:30-11:45 in Comparative Biology I (room Athena GH) on detecting shifts in selection in multicopy gene families as applied to vertebrate genome evolution.
June 19, 2025 at 11:44 PM
Excited to attend my first Evolution meeting in a few years. Check out my #Evol2025 on Tuesday June 24 11:30-11:45 in Comparative Biology I (room Athena GH) on detecting shifts in selection in multicopy gene families as applied to vertebrate genome evolution.
Reposted by Angel G. Rivera-Colón
While I won't be at #Evolution2025, my PhD students Raya and Margaret will both be giving talks. Deets in the flyer. Do mark them on your calendars. Preprints coming ahead of their talks!
June 17, 2025 at 5:33 PM
While I won't be at #Evolution2025, my PhD students Raya and Margaret will both be giving talks. Deets in the flyer. Do mark them on your calendars. Preprints coming ahead of their talks!
Reposted by Angel G. Rivera-Colón
Save the date! 🙆🏻♀️ The Workshop on Genomics 2026 will take place between the 11th and 24th of January, 2026! In Český Krumlov, Czechia. Regular applications will be oppening mid-July, keep an eye on updates! 🤗 evomics.org/2026-worksho... #evomics2026
June 17, 2025 at 4:30 PM
Save the date! 🙆🏻♀️ The Workshop on Genomics 2026 will take place between the 11th and 24th of January, 2026! In Český Krumlov, Czechia. Regular applications will be oppening mid-July, keep an eye on updates! 🤗 evomics.org/2026-worksho... #evomics2026