Marcela M. Alvarenga's Avatar

Marcela M. Alvarenga

@marcelaalvarenga

PhD Candidate at CIBIO/BIOPOLIS, University of Porto Wildlife conservation • Evolution • Genomics • Museomics • Coloration Happy on the trail, behind the camera, or in the water 🥾📸🤿 #weasels #sharks #rays

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14.03.2024
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Latest posts by Marcela M. Alvarenga @marcelaalvarenga

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Red Panda (Ailurus fulgens): Native to the Himalayas and South Western China, this mammal is about the size of a domestic cat and is mainly active from dusk to dawn. 🙂 It looks like its been a long week! #redpanda #nature #wildlife #bsky

21.10.2025 09:37 👍 187 🔁 28 💬 3 📌 4
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Rapid DNA/eDNA‐Based ID Tools for Improved Chondrichthyan Monitoring and Management Rapid DNA/eDNA-based ID tools, which detect specific genetic patterns without requiring sequencing, are essential for biodiversity and wildlife trade monitoring, particularly for species of…

Rapid DNA/eDNA-Based ID Tools for Improved Chondrichthyan Monitoring and Management onlinelibrary.wiley.com/doi/full/10.... "an accessible reference for time- and cost-effective genetic monitoring "

21.10.2025 14:52 👍 5 🔁 1 💬 0 📌 0
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Scientists confirm discovery of a new otter species New scientific discovery: DNA reveals that the neotropical otter is not one, but two distinct species in Latin America.

New Otter just dropped.

www.earth.com/news/scienti...

19.09.2025 11:49 👍 328 🔁 85 💬 5 📌 19

✨ In collaboration with an incredible team of Brazilian researchers:
@ingridbunholi.bsky.social @patriciacharvet.bsky.social @rodrigodomingues.bsky.social @manirfeitosa.bsky.social + colleagues

19.09.2025 09:52 👍 4 🔁 2 💬 0 📌 0

🚨 New paper in Molecular Ecology Resources!
We compiled the most applied rapid DNA/eDNA-based ID tools & primers for #sharks and #rays 🦈
A practical guide to help scientists, managers & enforcement choose the right method for conservation action.
Read here: doi.org/10.1111/1755... #OpenScience #eDNA

19.09.2025 09:52 👍 3 🔁 2 💬 1 📌 1
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The global human impact on biodiversity - Nature Key measures of biodiversity were quantified and found to be affected by human pressures that shifted community composition and decreased local diversity across terrestrial, freshwater and marine ecos...

2,133 publications covering 97,783 impacted and reference sites, creating an unparallelled dataset of 3,667 independent comparisons of #biodiversity impacts across all main organismal groups, habitats and the five most predominant human pressures www.nature.com/articles/s41...

10.05.2025 14:35 👍 11 🔁 1 💬 0 📌 0
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I will forever be haunted by this footage.

Trawling has only been filmed underwater a few times in documentary history, and never with such clarity.

What’s so heart-rending about these shots is watching how the animals don’t just get swept up — they swim for their lives.
🌎🦑🧪

09.05.2025 21:32 👍 1845 🔁 1242 💬 86 📌 264
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Winter warming and rain extreme events pose overlooked threat to Arctic life It’s well established that the slow incremental “press” of rising temperatures is changing the Arctic landscape, threatening the survival of plants and animals adapted to this unique ecosystem. Less…

Accelerated Arctic warming is reshaping the polar environment, but focusing only on the impacts of long-term annual temperature rise can miss key consequences of shorter-lived, but extreme, weather shifts coming as a result of climate change.

04.05.2025 10:01 👍 33 🔁 22 💬 1 📌 0
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Social media for fisheries science and management professionals: How to use Bluesky and Instagram, and why you should ABSTRACT. Social media tools have revolutionized how people communicate with one another. A 2018 paper in Fisheries summarized the use of Twitter, Facebook

New paper!

Social media for fisheries science and management professionals: How to use Bluesky and Instagram, and why you should.

This is the *first* paper in the peer reviewed scientific literature to explain how Bluesky works and how to use it for #SciComm 🧪🦑🐠

academic.oup.com/fisheries/ad...

11.04.2025 12:09 👍 591 🔁 218 💬 28 📌 14
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EVOCHANGE Genomics of Evolutionary Change - CIBIO-InBIO, U. Porto

Our research group uses genomic tools to study evolutionary responses to changes in climate in natural populations, including processes such as local adaptation, hybridization, speciation.

Read more about our work & check out our blog ⬇

www.cibio.up.pt/en/groups/ge...

evoluchange.wordpress.com

16.04.2025 17:15 👍 7 🔁 1 💬 1 📌 1
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Meet us on the other side: returning to the Workshop on Genomics as instructors After attending the Workshop on Genomics in 2023, we had the incredible opportunity to return in 2025 – this time as Teaching Assistants (TA’s)! Stepping from the participant side into the instruct…

From participant to instructor -- returning to the Workshop on Genomics this year was an incredible experience! 🎉 Dive into my journey on the other side of the classroom and learn more about this amazing workshop. 🧬✨

🔗 Read here: evoluchange.wordpress.com/2025/02/17/m...

@evomics.bsky.social

03.03.2025 10:59 👍 3 🔁 3 💬 0 📌 0
11.01.2025 13:16 👍 1 🔁 0 💬 0 📌 0

One of the highlights of this workshop! 🤩

11.01.2025 13:11 👍 0 🔁 0 💬 0 📌 0

Such a nice way to finish our first day! 😁

07.01.2025 14:09 👍 0 🔁 0 💬 0 📌 0
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Introduction to the Workshop on Genomics 2025 presented by the awesome workshop director @josieparis.bsky.social 🙌🏽 #evomics2025 #bioinformatics #genomics

06.01.2025 08:12 👍 10 🔁 6 💬 0 📌 0
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Team photo at the Town Square of Český Krumlov! Ready to start the Workshop on Genomics 2025! #evomics2025 #genomics #bioinformatics

05.01.2025 14:46 👍 15 🔁 5 💬 1 📌 0
04.01.2025 22:03 👍 0 🔁 0 💬 0 📌 0

If you did not read yet, the open access link is still on! authors.elsevier.com/a/1in6n1R%7E... 🦈🧬 @ingridbunholi.bsky.social

27.03.2024 17:51 👍 0 🔁 0 💬 0 📌 0

Guess what happened today? A government agent got in touch with me after reading my paper! See my work make a real difference in protecting species is what I've been aiming for as a conservationist. It might be just a simple e-mail, but it pumped me up to keep working hard!😊

27.03.2024 17:47 👍 0 🔁 0 💬 1 📌 0

Our paper in the Brazilian press! "Eight out of ten species of sharks and rays in national trade are threatened with extinction" abori.com.br/oceanografia... @ingridbunholi.bsky.social

19.03.2024 21:00 👍 2 🔁 1 💬 0 📌 0

Our new contribution to the conservation of biodiversity of sharks and rays is out to the world! ⚠️🧬🦈

18.03.2024 23:02 👍 7 🔁 3 💬 0 📌 0