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Alexej Siren

@apks

Researcher at the University of New Hampshire’s Earth Systems Research Center. Management and conservation of wildlife populations along range limits

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26.09.2023
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Latest posts by Alexej Siren @apks

The first we should use less as it is useless (har har)

07.03.2026 14:55 👍 1 🔁 0 💬 0 📌 0
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Wildlife Research is seeking a Volunteer Social Media Editor to help share new research and engage the scientific community online.

Interested? Learn more and apply:
connectsci.au/wr/pages/edi...

05.03.2026 22:06 👍 2 🔁 3 💬 0 📌 0
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The Wildlife Research Student Prize for Best Paper is now open for eligible submissions. If you're a student lead author publishing in Wildlife Research, you could be eligible to win!

connectsci.au/wr/pages/awa...

#WildlifeResearch #BlueskyScience #ECRChat #PhDLife #ResearchCommunity

15.02.2026 03:40 👍 5 🔁 4 💬 0 📌 0
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Last week I learned about how the area of Venezuela compares to US states. 😂

16.01.2026 22:19 👍 1 🔁 0 💬 0 📌 0
Plot showing steadily increasing December temperatures in the Northeast US

Plot showing steadily increasing December temperatures in the Northeast US

I honestly thought December was way colder in the Northeast than what the numbers indicate. Seven mild Decembers in a row really messes up your perception...

14.01.2026 03:27 👍 22 🔁 6 💬 2 📌 2
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We are recruiting several PhD students. If you are interested in conservation conflicts, population ecology, quantitative ecology, or biodiversity, check these projects out (links in the thread, feel free to reach out):

28.12.2025 23:35 👍 48 🔁 50 💬 2 📌 3
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SiMPL Wildlife Magnets: A Camera Trap Tool for Detecting All Creatures Great and Small The SiMPL wildlife magnet offers an affordable, non-invasive solution for passive wildlife monitoring of a diverse array of large and small mammals. Our case study in the White Mountains of New Hamps...

Fresh out in @britishecologicalsociety.org (Ecology and Evolution), we developed SiMPL magnets (a remote camera design) to detect all creatures great and small. 🙂 onlinelibrary.wiley.com/doi/10.1002/.... Excellent work Jahiya Clark and others! Data were critical for AI dev in DeepFaune New England

18.12.2025 14:49 👍 1 🔁 0 💬 0 📌 0
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Looking beyond wildlife: using remote cameras to evaluate accuracy of gridded snow data The objective of this study was to use a novel camera trap method to evaluate the accuracy of gridded snow data. We were interested in assessing (1) how snow depth observations from remote cameras co...

The #AI model used data from a variety of camera setups, including the SiMPL magnet (to be published shortly) and snow stake design zslpublications.onlinelibrary.wiley.com/doi/full/10..... The classification approach had very high accuracy for species in New England and beyond! Please try it out!

14.11.2025 16:29 👍 1 🔁 0 💬 0 📌 0
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DeepFaune New England: A Species Classification Model for Trail Camera Images in Northeastern North America The DeepFaune New England model classifies wildlife species in trail camera images, identifying 24 taxa from northeastern North America with high (97%) accuracy. The model was adapted from the DeepFa....

Check out our new paper published from @britishecologicalsociety.org journal Ecology and Evolution led by Dr. Larry Clarfeld. We developed a highly accurate animal classification model using remote #camera data from multiple networks and designs: onlinelibrary.wiley.com/doi/10.1002/...

14.11.2025 16:27 👍 9 🔁 2 💬 1 📌 0
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Quantifying microhabitat selection of snowshoe hares using forest metrics from UAS‐based LiDAR Identifying the spatial and temporal scale at which animals select resources is critical for predicting how populations respond to changes in the environment. The spatial distribution of fine-scale r....

Can we predict microhabitat selection of animals using drones? We did in our new article from @wildlifebiology.bsky.social and found that traditional and 3D metrics (derived from drones) do an good job at explaining and predicting microhabitats. nsojournals.onlinelibrary.wiley.com/doi/10.1002/...

31.10.2025 18:46 👍 2 🔁 0 💬 0 📌 0

Oops! Sorry Jeff. :)

27.10.2025 23:20 👍 0 🔁 0 💬 0 📌 0

Nice work @jeffvandermeer.bsky.social! I look forward to checking it out.

27.10.2025 15:52 👍 0 🔁 0 💬 1 📌 0
A map of Canada showing animal icons where 46 GPS datasets were used from 17 different species

A map of Canada showing animal icons where 46 GPS datasets were used from 17 different species

New research using 46 GPS datasets from 17 wildlife species to validate our pan-Canadian connectivity model rdcu.be/eMWN5

27.10.2025 15:33 👍 23 🔁 7 💬 2 📌 0
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Estimating the ecological drivers of insect abundance when detection is imperfect Using a field-based mark–recapture approach, the authors demonstrate that habitat quality can simultaneously influence insect abundance and detection. Simulation also showed that prioritizing increas...

Great new article in @animalecology.bsky.social highlighting how to properly account for detection while estimating insect abundance. besjournals.onlinelibrary.wiley.com/doi/pdf/10.1.... We showed using a review how this is also a problem for ticks: www.sciencedirect.com/science/arti...

27.10.2025 14:26 👍 0 🔁 0 💬 0 📌 0
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1 week left to apply to our Postdoc job with our lab using AI to analyze camera trap images at the NC Museum of Natural sciences and NCSU and in collaboration with Wildlife Insights https:/​/​jobs.ncsu.edu/​postings/​223025

21.10.2025 17:08 👍 12 🔁 6 💬 1 📌 0

new pub out — Yosemite is a perfect (and picturesque) place to show how heterogeneity can shape species distributions and foraging patterns. Grateful to Yosemite NP, Levi & Sacks labs & @roguedogs.bsky.social for their collaboration 💗

14.10.2025 22:11 👍 16 🔁 6 💬 0 📌 0

The link is not working

01.10.2025 11:18 👍 0 🔁 0 💬 0 📌 0
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Using spatial capture–recapture methods to estimate long-term spatiotemporal variation of a wide-ranging marine species vist.ly/32t84 #BlueWhale #CaptureRecapture #Distribution

09.08.2025 09:25 👍 2 🔁 1 💬 0 📌 0

They will reopen it. No worries! Congrats on getting it done Gabby!

01.08.2025 10:20 👍 1 🔁 0 💬 0 📌 0
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Measuring Personality in Wild Small Mammals: A Review of Methods and Proposal for a Standardised Approach We provide a systematic review of methodologies used to study personality in small mammals. We propose adopting ‘Standardised Experimental Design’ and ‘Behavioural Measurements’ to effectively compar...

Our review led by S. Savazza "Measuring Personality in Wild Small Mammals: A Review of Methods and Proposal for a Standardised Approach" is out, free open access, in mammal review
onlinelibrary.wiley.com/doi/10.1111/...

17.07.2025 13:19 👍 8 🔁 5 💬 0 📌 0
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Snow refugia: Managing temperate forest canopies to maintain winter conditions Climate change is reducing snowpack across temperate regions with negative consequences for human and natural systems. Because forest canopies create microclimates that preserve snowpack, managing fo...

How do #forests influence #snowpack dynamics in the northeastern US? Check out our new paper led by @lispastore.bsky.social and Dr. Nelson (@appmtnclub.bsky.social) published in @esajournals.bsky.social: esajournals.onlinelibrary.wiley.com/doi/10.1002/.... Hint: mixedwood forests = snow refugia.

11.07.2025 09:50 👍 5 🔁 3 💬 0 📌 1
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The WildCo Lab @wildco.bsky.social is recruiting 2 postdocs in quantitative ecology to work on mammal population estimation and monitoring from camera trap data. 🐺🐻🦌📷📈
Please share the word or apply to join us at UBC in lovely Vancouver, Canada!
wildlife.sites.olt.ubc.ca/files/2025/0...

08.07.2025 23:57 👍 48 🔁 41 💬 0 📌 1
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Nexus Notes – Land sparing vs. land sharing, the pulse of rivers, ocean summits, and peer review is broken Nexus Notes #8

My latest "Nexus Notes" – Land sparing vs. land sharing, the pulse of rivers, ocean summits, and peer review is broken

23.06.2025 00:30 👍 3 🔁 1 💬 0 📌 0
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Check out our new paper in Current Biology on how well Chinese protected areas have preserved mammal and bird communities #cameratrap includes work-of-art figures by lead author Junjie Liu www.sciencedirect.com/science/arti...

18.06.2025 20:08 👍 9 🔁 1 💬 1 📌 0

Thanks to Nathan Bieber and Kyle Ravana (current and former deer biologists for the state of Maine, respectively) for all their expert knowledge on deer and support from Maine Department of Inland Fisheries and Wildlife. As always, thanks to the reviewers and editors for improving this paper!

13.06.2025 21:44 👍 1 🔁 0 💬 0 📌 0
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Deep snow and human influence affect survival of an ungulate at the northern part of its range Context Winter is generally considered the limiting season for wildlife populations living in high-latitude/altitude regions. Logically, managers have used temperature and snow variables or indices to...

Check out our new article in @wildliferesearchj.bsky.social evaluating the influence of snow, winter severity indices (WSI), and human influence on🦌survival. Deep ❄️ = low survival, human influence = higher survival, WSI = overpredicted survival. www.publish.csiro.au/WR/WR25008

13.06.2025 21:40 👍 2 🔁 3 💬 1 📌 0
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📢New paper 📢

MS student Clara Dawson's 1st chapter is out!

Does increased habitat connectivity always increase wildlife-vehicle collision rates?

No!

We found nonlinear effects of connectivity on wildlife-vehicle collisions

Free access: rdcu.be/emUU3

23.05.2025 19:09 👍 11 🔁 6 💬 0 📌 0
How We’re Taking Species Mapping to the Next Level | Vermont Center for Ecostudies Using Species Distribution Models based on observations submitted to the Vermont Atlas of Life by community scientists, in combination with environmental data collected by satellites, can help land st...

What if you could look up exactly where a species has been found and where it’s likely to be found in the future? What if land stewards could use that information when creating conservation plans?

VCE's Brian Kron and Mike Hallworth are helping them do just that in Vermont. tinyurl.com/bdh99th3

27.05.2025 19:33 👍 1 🔁 1 💬 0 📌 0
Two Promethea moth caterpillars

Two Promethea moth caterpillars

New paper! If trees are closely related, does it matter where they are from to plant-eating insects? We raised >950 Promethea moth caterpillars on 14 Prunus species to answer that question. Turns out, it matters a lot! Non-native trees = Lower performance

OA paper here: doi.org/10.1002/ecs2...

21.05.2025 20:47 👍 209 🔁 68 💬 4 📌 11
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📖Published📖

Moeller et al. developed Survival and Habitat Quality model (SHQ), a novel modelling approach to connect survival to the cumulative effects of resources, risks, and environmental conditions experienced over an individual's lifetime 🌎 🧪 Read more here 👇

buff.ly/sry3vap

21.05.2025 11:02 👍 12 🔁 4 💬 1 📌 0