Tómas G. Gunnarsson
@tomasgunnarsson.bsky.social
220 followers 250 following 5 posts
Animal ecologist at the University of Iceland. Migratory birds, waders/shorebirds, conservation. #ornithology #waders #shorebirds
Posts Media Videos Starter Packs
Reposted by Tómas G. Gunnarsson
wadertales.bsky.social
A juvenile wader/shorebird does not travel with its parents, so how does it establish its personal annual migration itinerary?
Black-tailed Godwit blog from 12 Sep 2024 🎂
wadertales.wordpress.com/2024/09/12/j...
Paper by @tomasgunnarsson.bsky.social et al
#ornithology
Reposted by Tómas G. Gunnarsson
wadertales.bsky.social
Best bits of Iceland for waders.
wadertales.wordpress.com/2025/08/27/i...
New WaderTales blog - Number 150 🥳
Paper by Verónica Méndez et al
#ConservationScience🌍
tomasgunnarsson.bsky.social
New distribution models for Icelandic waders show how temperate to arctic species overlap across climatic and environmental gradients. Led by Dr. Verónica Méndez
nsojournals.onlinelibrary.wiley.com/doi/10.1002/...
@wildlifebiology.bsky.social
#ornithology #waders #shorebirds #ConservationScience🌍
Reposted by Tómas G. Gunnarsson
wadertales.bsky.social
WaderTales blogs were read in 80 countries in May.
The most widely downloaded tale highlights some of the latest results from wader/shorebird tracking:
wadertales.wordpress.com/2025/05/06/m...
#ConservationScience🌍
Map shows tracks of one Whimbrel monitored for several years by Camilo Carneiro et al
tomasgunnarsson.bsky.social
Spot the golden plover nest - is a good game.
tomasgunnarsson.bsky.social
Phalaropes are wonderfully tame.
#ornithology
Reposted by Tómas G. Gunnarsson
wadertales.bsky.social
Southern Iceland is the most important area in Europe for breeding Whimbrel. New study measures decline of nearly 50% in twelve years.
Blog:
wadertales.wordpress.com/2025/02/20/i...
Paper:
www.tandfonline.com/doi/full/10....
#ConservationScience🌍
Reposted by Tómas G. Gunnarsson
wadertales.bsky.social
Dunlin is the biggest loser in Southern Lowlands of Iceland.
Breeding numbers down 60% in eleven years.
Blog:
wadertales.wordpress.com/2025/02/20/i...
Paper (Aldís Pálsdóttir et al):
www.tandfonline.com/doi/full/10....
THREAD #ornithology
Reposted by Tómas G. Gunnarsson
wadertales.bsky.social
All is not well in the Southern Lowlands of Iceland - one of the most important wader breeding areas in Europe.
WaderTales blog:
wadertales.wordpress.com/2025/02/20/i...
Paper by Aldís Pálsdóttir et al in 'Bird Study':
www.tandfonline.com/doi/full/10....
#ornithology
tomasgunnarsson.bsky.social
Spooky news just before spring migration.
kanebrides.bsky.social
Starting to hear reports of Avian Influenza hitting Whooper Swans. Please report all sightings of dead birds for possible testing. In 🏴󠁧󠁢󠁥󠁮󠁧󠁿, 🏴󠁧󠁢󠁷󠁬󠁳󠁿 & 🏴󠁧󠁢󠁳󠁣󠁴󠁿 contact DefraGovUK, in N Ireland Daera & in Republic of Ireland Dept of agriculture. Please also report to @birdtrack.bsky.social for monitoring
Dead Whooper Swan 

Photo C Deasy
Reposted by Tómas G. Gunnarsson
tomasgunnarsson.bsky.social
New paper on population changes in common waders and passerines in Iceland's largest breeding area. Most populations are declining fast.

www.tandfonline.com/doi/full/10....
Reposted by Tómas G. Gunnarsson
wadertales.bsky.social
Following Black-tailed Godwits with rings, colour-rings and tracking.
New paper in @jappliedecology.bsky.social by @amigodeaves.bsky.social et al, summarised in WaderTales blog.
wadertales.wordpress.com/2025/01/09/h...
#ConservationScience🌏
Paper:
besjournals.onlinelibrary.wiley.com/doi/epdf/10....
Reposted by Tómas G. Gunnarsson
amigodeaves.bsky.social
New paper! @jappliedecology.bsky.social
https://bit.ly/3C5gYJp
We mapped out the migrations of over 10K ind ⚫-tailed godwits (!) to characterize connectivity between sites in Europe and Africa.
We compiled tracking data, ring recoveries and resightings: >400K records in total! (1/5)
Reposted by Tómas G. Gunnarsson
wadertales.bsky.social
Latest WaderTales blog focuses on the newly red-listed Broad-billed Sandpiper.
It lists all 16 waders/shorebirds that had their conservation status revised in the wrong direction:
wadertales.wordpress.com/2024/12/08/b...
#ornithology
Reposted by Tómas G. Gunnarsson
wadertales.bsky.social
Did you see paper in @ibisjournal.bsky.social about using Audiomoth sound recorders to survey breeding waders?
Summary just published as WaderTales blog:
wadertales.wordpress.com/2024/12/04/c...
#ornithology
Reposted by Tómas G. Gunnarsson
Reposted by Tómas G. Gunnarsson
wadertales.bsky.social
Does head-starting deliver for Black-tailed Godwits and can it deliver for Curlew?
wadertales.wordpress.com/2024/09/26/h...
Paper by @lyndadonaldson.bsky.social et al
#UKbirding
Reposted by Tómas G. Gunnarsson
wadertales.bsky.social
More green energy ✅
But collecting the energy requires new transmission lines and they can be bad news for breeding waders/shorebirds.
Research from Iceland:
wadertales.wordpress.com/2022/06/09/p...
#conservationscience🌍