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Posts by Heather Major

#seabirds #puffins

1 week ago 6 7 2 0
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University of Guelph researchers launch BugQuest to map Canada’s insects They’re aiming to deploy 1,000 malaise traps across Canada to study insect biodiversity with the help of community organizations

Schools and community organizations are invited to participate in BugQuest, a national project aimed at exploring biodiversity in Canada, capturing insects through passive traps and identifying them through DNA barcoding.
www.cambridgetoday.ca/local-news/u...

1 week ago 32 13 0 1
Razorbill Alca torda with an unfamiliar plumage phenotype during banding and morphometric processing at Machias Seal Island, New Brunswick, Canada

Razorbill Alca torda with an unfamiliar plumage phenotype during banding and morphometric processing at Machias Seal Island, New Brunswick, Canada

New paper alert: Plumage aberration on a Razorbill by Danial Oliker, Tony Diamond, and @heathermajor.bsky.social.
#seabirds #OpenAccess

www.marineornithology.org/PDF/54_1/54_...

1 week ago 14 9 0 0
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Thousands of seabirds dying on western Europe’s coasts Puffins, guillemots and razorbills are being washed up dead or dying on Europe’s Atlantic coast in what scientists call a ‘wreck’

Thousands of seabirds dying on western Europe’s coasts
Puffins, guillemots and razorbills are being washed up dead or dying on Europe’s Atlantic coast in what scientists call a ‘wreck’ www.theguardian.com/news/2026/ma... 🦑 🧪 🌍️

4 weeks ago 33 24 2 3

Extremely happy that my Master's thesis is published!

Thank you @mariemrouyer.bsky.social and @ana-sl-rodrigues.bsky.social for your guidance, as well as thanks to all the co-authors!

1 month ago 7 2 0 0
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Signals From the Southern Edge: Demographic Effects of Ocean Warming on Two Cold‐Adapted Seabird Species in the Gulf of Maine We used integrated population models to analyze environmental drivers of population dynamics for Atlantic Puffins (Fratercula arctica) and Razorbills (Alca torda) nesting at the southern edge of thei...

New paper from PhD candidate Sarah Durham using IPMs found that "specific warming-related factors, such as summer length and winter sea surface temperature anomalies have negatively impacted ATPU (Atlantic Puffin) and RAZO (Razorbill) demographic rates". 🪶🧪🦑 doi.org/10.1111/gcb....

1 month ago 4 2 0 0
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Budget cuts at Environment and Climate Change Canada threaten Arctic science For decades, ECCC research scientists have been integral to the work of the Arctic Monitoring and Assessment Programme.

Another blow to climate science: budget cuts at Environment and Climate Change Canada threaten long-running Arctic monitoring programs, some with >50-year datasets.

The Arctic is warming ~4× faster than the global average. Cutting the science that tracks is…

theconversation.com/budget-cuts-...

1 month ago 133 72 5 6

Darn, elastics are always the weak link.

1 month ago 0 0 0 0

I’m still wearing my late 1990s MEC field clothes. It’s all way too expensive these days. When I need something (field clothing-wise) I have resorted to online shopping at the last hunt. Other gear types… I keep fixing, patching, etc what I have.

1 month ago 0 0 1 0
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Understanding Invasive Species on Seal Island - Nova Scotia Nature Trust

Check out this blog post about ALAR graduate student Amanda's research! nsnt.ca/blog/underst...

1 month ago 1 1 0 0

Check out the newest paper from our lab! 🧪🦑🪶

2 months ago 1 1 0 0
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Demographic responses of North Atlantic seabirds to seasonal ocean warming | PNAS Climate-driven ocean warming is profoundly reshaping marine ecosystems, with cascading effects on biodiversity and trophic interactions. For migrat...

Warming oceans are having widespread and often negative effects on migratory seabirds, new research involving UKCEH shows.

The study compared seasonal sea surface temperatures with seabird numbers to quantify effects on reproduction, survival & population trends. doi.org/10.1073/pnas...

🧪1/

4 months ago 15 15 1 1
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Ocean warming threatens seabirds in the North Atlantic Climate change is causing ocean warming, acidification and loss of sea ice. This, in turn, is leading to shifting biogeographic distribution and in some cases species extinction.

New large-scale study based on SEAPOP data shows that #ocean #warming threatens #seabirds in the North Atlantic
@ninanatureresearch.bsky.social

4 months ago 22 19 0 0
Redirecting

New paper assessing the use of seabird diet data into fisheries stock assessment. We found that the integration of predator (i.e., seabird) diet data into an assessment model can improve assessment outcomes by filling in critical data gaps where appropriate. 🧪🪶🦑
doi.org/10.1016/j.fi...

5 months ago 0 2 0 0
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Ecosystems mediate climate impacts on northern hemisphere seabirds - Communications Earth & Environment Diet diversity across northern hemisphere ecosystems affects seabird responses to climate change, with breeding productivity declining in the Arctic and North Atlantic but not in the Pacific from 1993 to 2019, based on 138 time series of breeding success and linear mixed effects models.

🪶Diet diversity across northern hemisphere ecosystems affects seabird responses to climate change, with breeding productivity declining in the Arctic and North Atlantic but not in the Pacific from 1963 to 2020.

👉Read more here:
www.nature.com/articles/s43...

6 months ago 6 5 0 0
Data and predictions from non-linear least squares models of the relationship between the number of days with location data and
the distance between centroids derived from global location sensor loggers and platform terminal transmitters deployed on Black-browed
Albatrosses Thalassarche melanophris

Data and predictions from non-linear least squares models of the relationship between the number of days with location data and the distance between centroids derived from global location sensor loggers and platform terminal transmitters deployed on Black-browed Albatrosses Thalassarche melanophris

New paper!! Geolocator error decreases with an increase in the number of days of data. By @bennett-sophie.bsky.social et al.

www.marineornithology.org/PDF/53_2/53_...

#seabirds #OpenAccess #biologging

6 months ago 17 9 1 0
An Atlantic puffin at the colony.

An Atlantic puffin at the colony.

New paper alert: Behavioral response of Atlantic Puffins Fratercula arctica to marine heatwaves in the Gulf of Maine, USA: A webcam study. By Julie Wallace et al.
#seabirds #OpenAccess #HeatWaves

www.marineornithology.org/PDF/53_2/53_...

6 months ago 12 11 0 0
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Opportunities and challenges for new technologies in seabird population monitoring Abstract. Monitoring of seabird population size and demography has for decades relied on observer-based methods. While such methods have allowed the accumu

New paper alert! How can new technologies improve seabid population monitoring? Output from a workshop at the International Seabird Group Conference in Coimbra last year.
academic.oup.com/icesjms/arti...

6 months ago 12 6 0 0
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Pufflings navigating the lit night Each year in Newfoundland, Canada, fledgling Atlantic Puffins (“pufflings”; Fratercula arctica ) become stranded in coastal towns during their nocturnal first flights from breeding colonies on...

New post at ecolightsforseabirds website!
Pufflings navigating the lit night
About a recent study by @tbrownbirds.bsky.social on the Atlantic Puffin
ecolightsforseabirds.weebly.com/news/pufflin...
#ornithology
#seabirds

7 months ago 12 7 0 0
Age at first return of Sable Shearwaters (Ardenna carneipes)
By Jennifer L. Lavers and Alexander L. Bond

ABSTRACT
Long-term datasets are fundamental to the accurate estimation of demographic parameters for
long-lived species. This is particularly the case for declining species where there is an imperative to
identify which parameter(s) are driving population dynamics. Using eleven years of banding and
recapture data (2015–2025), we provide the first estimate of age at first return for a declining
population of Sable Shearwaters Ardenna carneipes on Lord Howe Island in eastern Australia. Mean
age at first return was 6.2 years, which is among the longest pre-breeding period reported for any
shearwater. Various factors that may influence shearwater recruitment age, such as climate and
population size, are briefly discussed.

ARTICLE HISTORY
Received 3 June 2025
Accepted 23 August 2025
KEYWORDS
Banding study; demography;
life history; Procellariiformes;
recruitment; seabirds

Age at first return of Sable Shearwaters (Ardenna carneipes) By Jennifer L. Lavers and Alexander L. Bond ABSTRACT Long-term datasets are fundamental to the accurate estimation of demographic parameters for long-lived species. This is particularly the case for declining species where there is an imperative to identify which parameter(s) are driving population dynamics. Using eleven years of banding and recapture data (2015–2025), we provide the first estimate of age at first return for a declining population of Sable Shearwaters Ardenna carneipes on Lord Howe Island in eastern Australia. Mean age at first return was 6.2 years, which is among the longest pre-breeding period reported for any shearwater. Various factors that may influence shearwater recruitment age, such as climate and population size, are briefly discussed. ARTICLE HISTORY Received 3 June 2025 Accepted 23 August 2025 KEYWORDS Banding study; demography; life history; Procellariiformes; recruitment; seabirds

New @adriftlab.bsky.social paper in Emu-Austral Ornithology with @seabirdsentinel.bsky.social on the age of first return of Sable Shearwaters #seabirds #ornithology 🪶🧪

doi.org/10.1080/0158...

7 months ago 16 12 2 0

I've watched the first 5 episodes and they are great. You should watch them and if you watch the 6th you might just see me!

7 months ago 0 0 0 0

Heads up Canada folks. My mug and dulcet tones are likely to grace the CBC tomorrow, talking about the global plastics treaty, and our research in Nunatsiavut (and plastics generally)

8 months ago 18 4 1 1
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Biological invasions: a global assessment of geographic distributions, long‐term trends, and data gaps Biological invasions are one of the major drivers of biodiversity decline and have been shown to have far-reaching consequences for society and the economy. Preventing the introduction and spread of ....

So excited to share our massive review on #alienspecies, now published! It was an honor to collaborate with a team of 65 authors on this project. We show how #biologicalinvasions are accelerating globally and what we still need to learn to halt them. 👾
#BiologicalReviews #Ecology #IPBES

8 months ago 21 8 2 0

Same happened to me in the spring.

8 months ago 0 0 1 0
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Adult survival in a small seabird, Hydrobates leucorhous, covaries with the Atlantic Multidecadal Oscillation over the past six decades | Proceedings of the Royal Society B: Biological Sciences Seabirds’ annual survival is influenced by numerous factors, but oceanic conditions are among the most significant. Indices used to monitor these conditions typically cycle over decades. Using the lon...

Long term monitoring is essential to understanding seabird populations - especially in the context of climate change.

A 68-year study on Leach’s storm-petrels showed that survival is inversely related to the AMO index
#Seabirds #Ornithology

royalsocietypublishing.org/doi/10.1098/...

8 months ago 12 5 0 0
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© CBC/Radio-Canada 2025. All rights reserved.

MSc candidate and current field lead at Machias Seal Island spoke with Khalil Aktar on CBC Information Morning this morning about the 33-year old puffin captured on July 8th. You can listen here: www.cbc.ca/listen/live-... 🧪🦑🪶

9 months ago 4 2 1 0
33 year old puffin captured on Machias Seal Island.

33 year old puffin captured on Machias Seal Island.

We haven't done a full check, but we might have captured the oldest puffin on Machias Seal Island. While the longevity record for Atlantic Puffin is 45 years (from Iceland), the North American record is 33 years. Last night we captured a bird banded as a chick in 1992, making it 33!🧪🪶

9 months ago 105 22 2 4
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Shape-Shifting Shorebirds: How Wing Length Is Responding to a Warming World We’re excited to share the publication of a new paper in Ecography, led by PhD candidate Sara Ryding (Deakin University, collaboration with Matt Symonds Lab), which explores how climate change may be reshaping the morphology of migratory shorebirds. Using an incredibly extensive dataset of nearly 19,000 juvenile birds across 11 species sampled over 43 years, Sara investigated whether warming temperatures are causing changes in relative wing length, a trait thought to play a role in thermoregulation.

Shape-Shifting Shorebirds: How Wing Length Is Responding to a Warming World

We’re excited to share the publication of a new paper in Ecography, led by PhD candidate Sara Ryding (Deakin University, collaboration with Matt Symonds Lab), which explores how climate change may be reshaping the…

10 months ago 4 1 0 0
Atlantic Puffin legs with worn out plastic band.

Atlantic Puffin legs with worn out plastic band.

After years of seeing the faded plastic band on this puffin and being unable to re-sight it, we finally re-captured it and replaced its bands. This bird was first banded as chick in 1996 making it 29 years old (!) and among the oldest in our records. 🦑🪶🧪

10 months ago 255 33 4 2
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Seabirds are our compass!🌊

Did you know the largest High Seas Marine Protected Area (MPA) outside Antarctica was identified from seabird tracking data?🌍

The NACES MPA is used by up to five million birds, such as Arctic Tern and Atlantic Puffin.

Learn more👉 www.seabirdtracking.org/case-studies...

10 months ago 30 12 0 1