V. Sebastian Zavoico
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vszavoico.bsky.social
V. Sebastian Zavoico
@vszavoico.bsky.social
Ecologist, love the Arctic and winter. Former🫎 population MS, current PhD Student at University of Alaska Fairbanks studying biodiversity impacts of arctic beaver ponds 🦫🪰🌿🦆🐦‍⬛
I'm excited to announce another publication from our lab group, with yours truly as a co-author! Tom Glass led a great study summarizing the ecophysical dynamics of beaver ponds we've been studying over the last few years. Big takeaway: beavers thaw permafrost! Take a peak:
bit.ly/3VJwQHN
September 29, 2025 at 8:48 PM
Found a gorgeous spot in the Alaska Range for beavers to hang out in. This is a pretty impressive complex, and one is precariously close to what I'm guessing is a rock glacier, potentially collapsing.
July 11, 2025 at 7:41 PM
When you try to use facial recognition to open your phone but the face in questions looks like that...

But seriously it felt so good to be immersed in cold temperatures on the North Slope after such a mild winter in Fairbanks. Hallelujah!
March 18, 2025 at 5:20 PM
Taking a break from fighting science to actually doing science! Just came back from an incredible week at #Toolik investigating talik ecosystems - areas without permafrost that includes poplar stands, perennial springs, and pingos. We even found an adult stonefly deep beneath the snow and ice!
March 17, 2025 at 6:47 PM
It felt good to protest with a group in #Fairbanks in front of city hall today against everything that Trump and Musk stand for. But there wasn't one single group that organized this...it wasn't even organized as far as I could tell. Where is the Democratic Party?
February 17, 2025 at 10:21 PM
A beautiful crisp morning walk this morning, in which I heard a parent and a juvenile Great Horned Owl hooting and screeching, and a handful of pine grosbeaks and boreal chickadees calling under the last stars. None seem too fazed by -36°C. Happy Thanksgiving from Lower Tanana Dene lands!
November 28, 2024 at 9:29 PM
Coldest morning of the season so far, -25°F/-32°C at my cabin in Fairbanks. Feeling like winter with these temps and very long sunrises.
November 19, 2024 at 7:06 PM
...my colleagues and collaborators. This includes Dr. Ken Tape, my advisor, Dr. Ben Jones, Dr. Tom Glass, and oh so many others. I will try to post progress and fieldwork photos as I go! Excited to connect with others in academia here.
November 14, 2024 at 12:17 AM
...altering community composition of lowland arctic ecosystems. I am excited by a range of tools, from remote sensing to hierarchical Bayesian models to eDNA, to answer ecological questions 🦫🌿📈 I am also very lucky to call a great team of scientists in the Arctic Beaver Observation Network...
November 14, 2024 at 12:15 AM
...communities are changing in response to climate change. Under Dr. Shawn Crimmins I focused on the role climate change played on a moose population in SW AK that expanded from ~12 to >3000 from 1980-2020. Now I study how beaver engineering - a new disturbance regime in high latitudes - is...
November 14, 2024 at 12:09 AM
Hello BlueSky! I had a Twitter account but I don't find it relevant anymore. I'm joining to see if fellow ecologists and wildlife biologists are here! My name is Sebastian Zavoico and I am enamored by the Arctic. Through my MS and current PhD, both at UA Fairbanks, I have focused on how Arctic...🧵
November 14, 2024 at 12:07 AM