H S Sathya Chandra Sagar
@sagara-sailways.bsky.social
Conservation science | Ornithology | Field ecology | Conservation strategies | Animal migration | Flyways | Bird ringing & tracking | Bioacoustics | Conservation technology
(he/him)
ಸಾಗರ Sailor ⛵️ | #sail_to_bird | #sail_for_flyways | #sail_for_wildlife
(he/him)
ಸಾಗರ Sailor ⛵️ | #sail_to_bird | #sail_for_flyways | #sail_for_wildlife
Pinned
Complex and highly saturated soundscapes in restored oak woodlands reflect avian richness and abundance - Oecologia
Temperate woodlands are biodiverse natural communities threatened by land use change and fire suppression. Excluding historic disturbance regimes of periodic groundfires from woodlands causes degradat...
tinyurl.com
New to @bsky.app, so will be sharing few newish publications!
Here, we assessed whether #soundscapes reflect the #BiodiversityChanges – in #vegetation, #arthropod biomass, and #bird #community measured during #restoration of #oak #woodland.
tinyurl.com/5byfab8f
Here, we assessed whether #soundscapes reflect the #BiodiversityChanges – in #vegetation, #arthropod biomass, and #bird #community measured during #restoration of #oak #woodland.
tinyurl.com/5byfab8f
Reposted by H S Sathya Chandra Sagar
New paper in Journal of Avian Biology by Aldís E. Pálsdóttir et al on the effects of roads on waders and other open-habitat species in Iceland:
nsojournals.onlinelibrary.wiley.com/doi/10.1002/...
nsojournals.onlinelibrary.wiley.com/doi/10.1002/...
Effect of low‐traffic roads on abundance of ground‐nesting birds in sub‐Arctic habitats
Roads are among the most widespread anthropogenic structures, and their presence can impact biodiversity in surrounding landscapes through disturbance and collision risk, particularly when traffic vo...
nsojournals.onlinelibrary.wiley.com
December 6, 2025 at 2:33 PM
New paper in Journal of Avian Biology by Aldís E. Pálsdóttir et al on the effects of roads on waders and other open-habitat species in Iceland:
nsojournals.onlinelibrary.wiley.com/doi/10.1002/...
nsojournals.onlinelibrary.wiley.com/doi/10.1002/...
Here is a #webinar on this newish paper of ours by Maia #Persche @bhrc.bsky.social & Ann Calhoun @nature.org, at the Fire Consortium
@uwmadison.bsky.social
tinyurl.com/yuacrtrd
@uwmadison.bsky.social
tinyurl.com/yuacrtrd
December 6, 2025 at 3:05 AM
Here is a #webinar on this newish paper of ours by Maia #Persche @bhrc.bsky.social & Ann Calhoun @nature.org, at the Fire Consortium
@uwmadison.bsky.social
tinyurl.com/yuacrtrd
@uwmadison.bsky.social
tinyurl.com/yuacrtrd
New to @bsky.app, so will be sharing few newish publications!
Here, we assessed whether #soundscapes reflect the #BiodiversityChanges – in #vegetation, #arthropod biomass, and #bird #community measured during #restoration of #oak #woodland.
tinyurl.com/5byfab8f
Here, we assessed whether #soundscapes reflect the #BiodiversityChanges – in #vegetation, #arthropod biomass, and #bird #community measured during #restoration of #oak #woodland.
tinyurl.com/5byfab8f
Complex and highly saturated soundscapes in restored oak woodlands reflect avian richness and abundance - Oecologia
Temperate woodlands are biodiverse natural communities threatened by land use change and fire suppression. Excluding historic disturbance regimes of periodic groundfires from woodlands causes degradat...
tinyurl.com
December 6, 2025 at 2:58 AM
New to @bsky.app, so will be sharing few newish publications!
Here, we assessed whether #soundscapes reflect the #BiodiversityChanges – in #vegetation, #arthropod biomass, and #bird #community measured during #restoration of #oak #woodland.
tinyurl.com/5byfab8f
Here, we assessed whether #soundscapes reflect the #BiodiversityChanges – in #vegetation, #arthropod biomass, and #bird #community measured during #restoration of #oak #woodland.
tinyurl.com/5byfab8f
Woohoo! Excited to attend, And I really hope it is in mid-to-late August, after the MAPS banding/ringing season is over!
@instbirdpop.bsky.social @eounion.bsky.social
@instbirdpop.bsky.social @eounion.bsky.social
We are happy to announce that the next EOU Conference will be in Brno, Czech Republic in 2027! Check our website eounion.org and follow us on social media for regular updates! #ornithology #EOU2027
December 4, 2025 at 8:42 PM
Woohoo! Excited to attend, And I really hope it is in mid-to-late August, after the MAPS banding/ringing season is over!
@instbirdpop.bsky.social @eounion.bsky.social
@instbirdpop.bsky.social @eounion.bsky.social
Reposted by H S Sathya Chandra Sagar
We are happy to announce that the next EOU Conference will be in Brno, Czech Republic in 2027! Check our website eounion.org and follow us on social media for regular updates! #ornithology #EOU2027
December 1, 2025 at 12:38 PM
We are happy to announce that the next EOU Conference will be in Brno, Czech Republic in 2027! Check our website eounion.org and follow us on social media for regular updates! #ornithology #EOU2027
Reposted by H S Sathya Chandra Sagar
‘We miss having a dog but it’s the price you pay’: the village that banned pets to save wildlife
‘We miss having a dog but it’s the price you pay’: the village that banned pets to save wildlife
Australian eco community is a sanctuary for native animals and a showcase of sustainable living
www.theguardian.com
December 4, 2025 at 4:04 PM
‘We miss having a dog but it’s the price you pay’: the village that banned pets to save wildlife
Reposted by H S Sathya Chandra Sagar
Young people's attitudes to lynx/wolf reintroductions
Based on @ark-ni.bsky.social data from 5,000+ children & teenagers in #NorthernIreland, my new report discusses their attitudes to potential #lynx & #wolf reintroductions to the UK/ROI
It's complicated!
www.ark.ac.uk/ARK/sites/de...
🌳 🌿 🌍🦤🧪🦊
Based on @ark-ni.bsky.social data from 5,000+ children & teenagers in #NorthernIreland, my new report discusses their attitudes to potential #lynx & #wolf reintroductions to the UK/ROI
It's complicated!
www.ark.ac.uk/ARK/sites/de...
🌳 🌿 🌍🦤🧪🦊
December 4, 2025 at 4:40 PM
Young people's attitudes to lynx/wolf reintroductions
Based on @ark-ni.bsky.social data from 5,000+ children & teenagers in #NorthernIreland, my new report discusses their attitudes to potential #lynx & #wolf reintroductions to the UK/ROI
It's complicated!
www.ark.ac.uk/ARK/sites/de...
🌳 🌿 🌍🦤🧪🦊
Based on @ark-ni.bsky.social data from 5,000+ children & teenagers in #NorthernIreland, my new report discusses their attitudes to potential #lynx & #wolf reintroductions to the UK/ROI
It's complicated!
www.ark.ac.uk/ARK/sites/de...
🌳 🌿 🌍🦤🧪🦊
Reposted by H S Sathya Chandra Sagar
Fascinating study. Kids find Wolf much scarier than Lynx, but support for reintroducing Lynx only marginally higher than for Wolf; most are don’t know. Nature restoration a more familiar term than #Rewding 🌍
Young people's attitudes to lynx/wolf reintroductions
Based on @ark-ni.bsky.social data from 5,000+ children & teenagers in #NorthernIreland, my new report discusses their attitudes to potential #lynx & #wolf reintroductions to the UK/ROI
It's complicated!
www.ark.ac.uk/ARK/sites/de...
🌳 🌿 🌍🦤🧪🦊
Based on @ark-ni.bsky.social data from 5,000+ children & teenagers in #NorthernIreland, my new report discusses their attitudes to potential #lynx & #wolf reintroductions to the UK/ROI
It's complicated!
www.ark.ac.uk/ARK/sites/de...
🌳 🌿 🌍🦤🧪🦊
December 4, 2025 at 5:41 PM
Fascinating study. Kids find Wolf much scarier than Lynx, but support for reintroducing Lynx only marginally higher than for Wolf; most are don’t know. Nature restoration a more familiar term than #Rewding 🌍
Reposted by H S Sathya Chandra Sagar
Our Polish Partner @otop-birdlife.bsky.social has launched a petition urging the government to stop this environmental destruction.
Help us now. Sign the petition here: actionnetwork.org/forms/nie-dl...
Help us now. Sign the petition here: actionnetwork.org/forms/nie-dl...
NIE dla rozbudowy Wielkiej Pętli Bieszczadzkiej!
🌲💔 Bieszczady w niebezpieczeństwie! 💔🌲
OTOP rozpoczął kampanię w obronie Bieszczad i krajobrazu jednej z najpiękniejszych tras w Polsce: “Wielkiej Pętli Bieszczadzkiej” przebiegającej przez serce Bies...
actionnetwork.org
December 4, 2025 at 11:44 AM
Our Polish Partner @otop-birdlife.bsky.social has launched a petition urging the government to stop this environmental destruction.
Help us now. Sign the petition here: actionnetwork.org/forms/nie-dl...
Help us now. Sign the petition here: actionnetwork.org/forms/nie-dl...
Reposted by H S Sathya Chandra Sagar
“The highest levels were found in Irish breakfast cereal, followed by Belgian wholemeal bread, then German wholemeal bread, then French baguette. It was found across a huge range of products, from spaghetti, to cheese scones and ginger bread.” 🥖
High levels of ‘forever chemical’ found in cereal products across Europe – study
Pesticide Action Network Europe study finds average concentrations 100 times higher than in tap water
www.theguardian.com
December 4, 2025 at 6:34 AM
“The highest levels were found in Irish breakfast cereal, followed by Belgian wholemeal bread, then German wholemeal bread, then French baguette. It was found across a huge range of products, from spaghetti, to cheese scones and ginger bread.” 🥖
Reposted by H S Sathya Chandra Sagar
Sadly, we have seen a big increase in avian flu cases in the UK - particularly in waterfowl
Whilst the risk to the public remains assessed as very low, Government advice is not to touch any visibly sick or dead birds, and to keep pets away
Read on for ways to help:
📷Ben Andrew
Whilst the risk to the public remains assessed as very low, Government advice is not to touch any visibly sick or dead birds, and to keep pets away
Read on for ways to help:
📷Ben Andrew
November 19, 2025 at 8:58 AM
Sadly, we have seen a big increase in avian flu cases in the UK - particularly in waterfowl
Whilst the risk to the public remains assessed as very low, Government advice is not to touch any visibly sick or dead birds, and to keep pets away
Read on for ways to help:
📷Ben Andrew
Whilst the risk to the public remains assessed as very low, Government advice is not to touch any visibly sick or dead birds, and to keep pets away
Read on for ways to help:
📷Ben Andrew
Reposted by H S Sathya Chandra Sagar
Super happy to see the second paper of my PhD out! Check it out, it is about birds' responses to climate change in European mountains! ⬇️
New paper out about elevational shifts in European birds lead by @josephinecouet.bsky.social: "Solar Radiation Affects Bird Distributions but Not Elevational Shifts in European Mountains"
onlinelibrary.wiley.com/doi/10.1111/...
@emmamarjakangas.bsky.social @andreasantangeli.bsky.social @ebcc.info
onlinelibrary.wiley.com/doi/10.1111/...
@emmamarjakangas.bsky.social @andreasantangeli.bsky.social @ebcc.info
November 5, 2025 at 2:15 PM
Super happy to see the second paper of my PhD out! Check it out, it is about birds' responses to climate change in European mountains! ⬇️
Reposted by H S Sathya Chandra Sagar
Latest wadertales blog on the very low numbers of breeding whimbrel, and other waders, around roads throughout lowland Iceland: wadertales.wordpress.com/2025/12/02/r...
From our new @avianbiology.bsky.social paper nsojournals.onlinelibrary.wiley.com/doi/10.1002/... #ornithology
From our new @avianbiology.bsky.social paper nsojournals.onlinelibrary.wiley.com/doi/10.1002/... #ornithology
December 3, 2025 at 12:08 PM
Latest wadertales blog on the very low numbers of breeding whimbrel, and other waders, around roads throughout lowland Iceland: wadertales.wordpress.com/2025/12/02/r...
From our new @avianbiology.bsky.social paper nsojournals.onlinelibrary.wiley.com/doi/10.1002/... #ornithology
From our new @avianbiology.bsky.social paper nsojournals.onlinelibrary.wiley.com/doi/10.1002/... #ornithology
Reposted by H S Sathya Chandra Sagar
California wildlife officials killed four gray wolves in the Sierra Valley after repeated cattle losses, despite the species’ protected status.
With at least 88 cattle killed and a new pack confirmed, the move highlights rising conflict as the state’s small wolf population slowly grows.
With at least 88 cattle killed and a new pack confirmed, the move highlights rising conflict as the state’s small wolf population slowly grows.
First state-authorized killings mark escalation in California’s management of wolves
This is the third part of Mongabay’s series on the expanding wolf population in California. Read the first and the second parts. In late October, wildlife authorities in the U.S. state of California…
news.mongabay.com
December 2, 2025 at 10:21 PM
California wildlife officials killed four gray wolves in the Sierra Valley after repeated cattle losses, despite the species’ protected status.
With at least 88 cattle killed and a new pack confirmed, the move highlights rising conflict as the state’s small wolf population slowly grows.
With at least 88 cattle killed and a new pack confirmed, the move highlights rising conflict as the state’s small wolf population slowly grows.
Reposted by H S Sathya Chandra Sagar
Our very own Maia Persche was interviewed about her & BHERC work, and some of the methods we use to understand #oak #woodland management and #biodiversity in the #BarabooHills! #bioacoustics #soundscapes @nature.org
@instbirdpop.bsky.social @uwmadison.bsky.social
www.nature.org/en-us/magazi...
@instbirdpop.bsky.social @uwmadison.bsky.social
www.nature.org/en-us/magazi...
Call of the Wild
Field biologist and bioacoustic researcher Maia Persche listens to the woods, recording soundscapes that can reveal insights about biodiversity and habitat management.
www.nature.org
December 1, 2025 at 5:50 PM
Our very own Maia Persche was interviewed about her & BHERC work, and some of the methods we use to understand #oak #woodland management and #biodiversity in the #BarabooHills! #bioacoustics #soundscapes @nature.org
@instbirdpop.bsky.social @uwmadison.bsky.social
www.nature.org/en-us/magazi...
@instbirdpop.bsky.social @uwmadison.bsky.social
www.nature.org/en-us/magazi...
Reposted by H S Sathya Chandra Sagar
What a fantastic initiative from Norfolk Wildlife Trust
December 2, 2025 at 8:04 PM
What a fantastic initiative from Norfolk Wildlife Trust
There is something magical about living in a 150 yr old #cabin during winter with -15°C outside temp, collecting the wood you split all year to feed your #woodenstove - sole source of heat, while working on a #tropicalecology paper and planning #birding, #ringing, #migration & #sailing projects!
December 2, 2025 at 7:05 PM
There is something magical about living in a 150 yr old #cabin during winter with -15°C outside temp, collecting the wood you split all year to feed your #woodenstove - sole source of heat, while working on a #tropicalecology paper and planning #birding, #ringing, #migration & #sailing projects!
Reposted by H S Sathya Chandra Sagar
What impacts do roads have on Iceland's breeding waders?
wadertales.wordpress.com/2025/12/02/r...
Latest paper from Aldís Erna Pálsdóttir has become WaderTales blog #153.
#ConservationEcology🌍
wadertales.wordpress.com/2025/12/02/r...
Latest paper from Aldís Erna Pálsdóttir has become WaderTales blog #153.
#ConservationEcology🌍
December 2, 2025 at 5:30 PM
What impacts do roads have on Iceland's breeding waders?
wadertales.wordpress.com/2025/12/02/r...
Latest paper from Aldís Erna Pálsdóttir has become WaderTales blog #153.
#ConservationEcology🌍
wadertales.wordpress.com/2025/12/02/r...
Latest paper from Aldís Erna Pálsdóttir has become WaderTales blog #153.
#ConservationEcology🌍
Reposted by H S Sathya Chandra Sagar
Very proud to be Colombian right now! 🇨🇴 I hope all neighboring countries follow suit soon! news.mongabay.com/short-articl...
Colombia bans all new oil and mining projects in its Amazon
Colombia will no longer approve new oil or large-scale mining projects in its Amazon biome, which covers 42% of the nation’s territory, according to a Nov. 13 statement by its environment ministry. Ac...
news.mongabay.com
November 30, 2025 at 3:21 AM
Very proud to be Colombian right now! 🇨🇴 I hope all neighboring countries follow suit soon! news.mongabay.com/short-articl...
Reposted by H S Sathya Chandra Sagar
#Rewilding gaat vaak over cultuurland weer wild maken, maar ook intensief beheerde natuurgebieden kunnen gezonder en diverser worden als natuurlijke processen niet worden gehinderd maar gestimuleerd. En dat is nu het plan!
Parks will implement rewilding plans involving forest regeneration, restoring natural water flow, grazing w/ semi-wild herbivores, reintroducing/reinforcing keystone spp, allowing natural scavenging & decomposition of carcasses, & improving ecological connectivity
rewildingeurope.com/wilder-parks...
rewildingeurope.com/wilder-parks...
Wilder Parks | Rewilding Europe
Protected areas lie at the heart of European conservation. The Wilder Parks initiative will build on the achievements of these areas, leveraging the power of rewilding to breathe new life into ecosyst...
rewildingeurope.com
November 30, 2025 at 3:08 PM
#Rewilding gaat vaak over cultuurland weer wild maken, maar ook intensief beheerde natuurgebieden kunnen gezonder en diverser worden als natuurlijke processen niet worden gehinderd maar gestimuleerd. En dat is nu het plan!
Reposted by H S Sathya Chandra Sagar
Birdwatchers who are under 40 will not appreciate just how many breeding waders there were in Scottish farmland back in 1990.
If your benchmark is 2015, look at what happened in the previous 25 years:
wadertales.wordpress.com/2017/11/30/2... 🎂8️⃣
And things have not improved since:
#BirdingScotland
If your benchmark is 2015, look at what happened in the previous 25 years:
wadertales.wordpress.com/2017/11/30/2... 🎂8️⃣
And things have not improved since:
#BirdingScotland
25 years of wader declines
This article summarises a Bird Study paper arising from a 25-year Scottish study of breeding Lapwing, Oystercatcher, Redshank & Curlew. The story is set against a backdrop of a changing farming…
wadertales.wordpress.com
November 30, 2025 at 10:52 AM
Birdwatchers who are under 40 will not appreciate just how many breeding waders there were in Scottish farmland back in 1990.
If your benchmark is 2015, look at what happened in the previous 25 years:
wadertales.wordpress.com/2017/11/30/2... 🎂8️⃣
And things have not improved since:
#BirdingScotland
If your benchmark is 2015, look at what happened in the previous 25 years:
wadertales.wordpress.com/2017/11/30/2... 🎂8️⃣
And things have not improved since:
#BirdingScotland
Reposted by H S Sathya Chandra Sagar
As winter closes in across much of North America, migratory birds are heading south to warmer climes and more abundant food.
But until recently, scientists didn’t have a good understanding of exactly where they went.
But until recently, scientists didn’t have a good understanding of exactly where they went.
Central America’s forests are crucial for migrating birds: Study
As winter closes in across much of North America, migratory birds are heading south to warmer climes and more abundant food. But until recently, scientists didn’t have a good understanding of exactly…
news.mongabay.com
November 30, 2025 at 12:17 PM
As winter closes in across much of North America, migratory birds are heading south to warmer climes and more abundant food.
But until recently, scientists didn’t have a good understanding of exactly where they went.
But until recently, scientists didn’t have a good understanding of exactly where they went.
Reposted by H S Sathya Chandra Sagar
Woohooo!! Super excited for this!
#ICARUS @mpi-animalbehav.bsky.social @animaltracking.bsky.social
If you need to try them on some #Asian #migratorybirds, our team would love to deploy them in #SriLanka, #Kazakhstan, and potentially in Nepal - focusing on the least known #CentralAsianFlyway
#ICARUS @mpi-animalbehav.bsky.social @animaltracking.bsky.social
If you need to try them on some #Asian #migratorybirds, our team would love to deploy them in #SriLanka, #Kazakhstan, and potentially in Nepal - focusing on the least known #CentralAsianFlyway
🚀 Guess who’s back? 🛰️🥳💫
ICARUS, our global wildlife-tracking system, returns to orbit aboard the GENA-OT satellite, which launched from Vandenberg SFB today 🎉
This is step one for ICARUS 2.0: full global coverage, smaller sensors, near-real-time.
Congrats @animaltracking.bsky.social + team ICARUS
ICARUS, our global wildlife-tracking system, returns to orbit aboard the GENA-OT satellite, which launched from Vandenberg SFB today 🎉
This is step one for ICARUS 2.0: full global coverage, smaller sensors, near-real-time.
Congrats @animaltracking.bsky.social + team ICARUS
November 29, 2025 at 10:05 AM
Woohooo!! Super excited for this!
#ICARUS @mpi-animalbehav.bsky.social @animaltracking.bsky.social
If you need to try them on some #Asian #migratorybirds, our team would love to deploy them in #SriLanka, #Kazakhstan, and potentially in Nepal - focusing on the least known #CentralAsianFlyway
#ICARUS @mpi-animalbehav.bsky.social @animaltracking.bsky.social
If you need to try them on some #Asian #migratorybirds, our team would love to deploy them in #SriLanka, #Kazakhstan, and potentially in Nepal - focusing on the least known #CentralAsianFlyway
Our project on #Soundscapes in #Oak #Woodlands led by my incrdible wife, Maia with @uwmadison.bsky.social Zuzana Burivalova at #BarabooHills was featured in @nature.org (magazine)
Check more: @bhrc.bsky.social that includes longterm #birdringing
@instbirdpop.bsky.social
tinyurl.com/nhk3kzxx
Check more: @bhrc.bsky.social that includes longterm #birdringing
@instbirdpop.bsky.social
tinyurl.com/nhk3kzxx
Call of the Wild
Field biologist and bioacoustic researcher Maia Persche listens to the woods, recording soundscapes that can reveal insights about biodiversity and habitat management.
tinyurl.com
November 29, 2025 at 5:13 PM
Our project on #Soundscapes in #Oak #Woodlands led by my incrdible wife, Maia with @uwmadison.bsky.social Zuzana Burivalova at #BarabooHills was featured in @nature.org (magazine)
Check more: @bhrc.bsky.social that includes longterm #birdringing
@instbirdpop.bsky.social
tinyurl.com/nhk3kzxx
Check more: @bhrc.bsky.social that includes longterm #birdringing
@instbirdpop.bsky.social
tinyurl.com/nhk3kzxx
This is amazing news, but isn't bush meat trade and habitat loss the biggest challenge to these within the Congo basin?
Good news on okapi from #CITESCOP20: the Parties have elected to put it on Appendix I, the highest level of international protection, which will prohibit all international commercial trade in okapi or their parts as well as sub-products. bit.ly/4rxdDb6 🌍
November 29, 2025 at 2:57 PM
This is amazing news, but isn't bush meat trade and habitat loss the biggest challenge to these within the Congo basin?