H S Sathya Chandra Sagar's Avatar

H S Sathya Chandra Sagar

@sagara-sailways

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

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15.11.2025
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Latest posts by H S Sathya Chandra Sagar @sagara-sailways

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Precision conservation: the rise of place-specific strategies where protection works best Conservation has long wrestled with a deceptively simple question: not whether to act, but where action will matter most. Forest restoration, protected areas, wildlife corridors, and enforcement patro...

Conservation has progressively moved from broad prescriptions toward more context-specific strategies, aided by advances in data and analytics. Last year, researchers proposed a label, "precision ecology", for this trend.

news.mongabay.com/2026/03/wher...

09.03.2026 14:40 👍 2 🔁 1 💬 0 📌 0

I guess they have want the Middle-east to move to Middle-west of US, with all their Great Lakes!

08.03.2026 14:53 👍 0 🔁 0 💬 0 📌 0
Campaigners outside SSE's offices in Glasgow holding a banner which reads: "Stop Berwick Bank"

Campaigners outside SSE's offices in Glasgow holding a banner which reads: "Stop Berwick Bank"

Today we gathered outside SSE's Glasgow office to urge them to stop the Berwick Bank offshore wind farm.

Together we delivered a petition signed by 12,500 people opposing this damaging project.

@seabirdcentre.bsky.social @n-t-s.bsky.social @mcsuk.bsky.social @scotwildlife.bsky.social

06.03.2026 15:20 👍 72 🔁 22 💬 1 📌 0
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12 more Jack Snipes tagged with data loggers to uncover their #birdmigration together with bird ringers D. Kronbach & J. Hering

5 recaptured from last year reveal a wide range of breeding sites!

Project funded by @dornitholges.bsky.social and now also supported by @vogelwarte.bsky.social

06.03.2026 15:28 👍 20 🔁 5 💬 0 📌 0

come for the first time in history that Ted Cruz and Purple Martin populations have been meaningfully linked, stay for the spectacular paper. Well done team!

06.03.2026 16:26 👍 14 🔁 6 💬 0 📌 0

There is also a wadertales blog about this paper: wadertales.wordpress.com/2025/12/02/r...

02.03.2026 14:23 👍 6 🔁 4 💬 0 📌 0
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When Geoffrey Robertson speaks, I listen. #SolidarityWithIran

04.03.2026 05:49 👍 256 🔁 107 💬 17 📌 4
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Children’s graves dug for Trump’s and Netanyahu’s war. This image speaks a terrible truth in answer to Labor’s lies about this awful war they support.

04.03.2026 01:16 👍 220 🔁 114 💬 10 📌 9
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Waders rely on networks of migrations sites.
Blog about important paper by Martin Beal (@amigodeaves.bsky.social) that combines ringing, colour-ringing and tracking data for Black-tailed Godwits.
wadertales.wordpress.com/2025/01/09/h...
Good to finally meet Martin last week!
#ConservationScience🌍

04.03.2026 06:33 👍 12 🔁 4 💬 1 📌 0
A nest of fine grass and twigs nestled in a blackberry bush, with two creamy eggs. The eggs have a ring of brown spots around the wider end.

A nest of fine grass and twigs nestled in a blackberry bush, with two creamy eggs. The eggs have a ring of brown spots around the wider end.

A nest made of fine grass, twigs, and strips of tree bark is nestled in a blackberry bush. It has four creamy colored eggs with brown spots.

A nest made of fine grass, twigs, and strips of tree bark is nestled in a blackberry bush. It has four creamy colored eggs with brown spots.

A nest made of fine grass and twigs is in a small shrub.

A nest made of fine grass and twigs is in a small shrub.

A nest made of moss and mud is perched on a rocky shelf. It contains two baby birds that are grayish colored.

A nest made of moss and mud is perched on a rocky shelf. It contains two baby birds that are grayish colored.

Early AM #bird banding, #arthropod counts, #bioacoustic recorder checks, & bird surveys = encounters with #wildlife & bird nests. Dense blackberries grow after #prescribed #fire = shelter for American Redstart nests! Eastern Phoebe nests are made of mud and moss, on rocky cliffs in #stream gorges.

03.03.2026 20:26 👍 1 🔁 1 💬 0 📌 0
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‘An epidemic of suffering’: Why are conservationists breaking down? In December 2024, Rachel Graham, executive director of the Belize-based marine nonprofit MarAlliance, posted on LinkedIn that she knew “5 wildlife & conservation scientists who have taken their lives…

More than 27% of conservationists report moderate to severe distress, with many calling it a mental health “crisis.”

Experts cite the toll of witnessing ecological loss and an industry marked by low pay, insecurity and unrealistic workloads.

03.03.2026 19:18 👍 32 🔁 14 💬 1 📌 0
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BirdLife Malta condemns the Government’s decision to reopen new trapping licences BirdLife Malta strongly condemns the Government’s decision, announced through the Wild Birds Regulation Unit (WBRU), to reopen applications for new General Trapping Licences. This move represents a...

Beyond commenting really.

Maltese gov reauthorises finch trapping in defiance of the EU law and ECJ judgements.

@jessikaroswall.ec.europe.eu needs to take immediate action.

birdlifemalta.org/2026/03/bird...

02.03.2026 08:34 👍 24 🔁 17 💬 1 📌 0

Just the crane I am asking for!

02.03.2026 03:02 👍 0 🔁 0 💬 0 📌 0
AviList: a unified global bird checklist - Per Alström
AviList: a unified global bird checklist - Per Alström YouTube video by Delta Birding Festival

I was honoured to be invited to give a talk on AviList, the new unified global checklist of birds, at the Delta Birding Festival 2+ weeks ago, and the organizers just sent me a link to a YouTube video of my talk: www.youtube.com/watch?v=QO5x... #birds #ornithology #taxonomy

06.10.2025 19:42 👍 28 🔁 10 💬 2 📌 0

We used a double observer approach which allowed us to include extra-Poisson variation in the model. If we had assumed a Poisson process for the deer distribution (as in a standard N-mixture model), we would have seriously underestimated uncertainty.

28.02.2026 16:30 👍 1 🔁 1 💬 0 📌 0

Using a relatively low-flying drone (60 m above ground) during winter (no leaves) in a steep terrain, with 80% overlap between images, we could often detect deer under trees (seen at a sideways angle) that were hidden from a straight-above view.

28.02.2026 16:37 👍 1 🔁 1 💬 0 📌 0
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Estimating red deer Cervus elaphus population density using drones in a steep and rugged terrain vist.ly/4ryth #Drones #CWD #AerialSurveys

18.02.2026 10:19 👍 4 🔁 3 💬 0 📌 1

@bommerlund.bsky.social's Master's project published in Wildlife Biology. This will be part of a special issue on “Insights from technological advances in wildlife research”.

28.02.2026 14:26 👍 5 🔁 1 💬 2 📌 0
A book with the words "ICE OUT OF MINNESOTA" scrawled within

A book with the words "ICE OUT OF MINNESOTA" scrawled within

a man in a jacket and a mask signing a book

a man in a jacket and a mask signing a book

A bearded man in glasses and a hat in front of a bookstore, somewhat sheepish because it took him way too long to figure out the selfie settings

A bearded man in glasses and a hat in front of a bookstore, somewhat sheepish because it took him way too long to figure out the selfie settings

I stopped by @moonpalacebooks.bsky.social in Minneapolis today to sign anti-ICE copies of TIGERS BETWEEN EMPIRES. Get them Saturday, Feb 28 during "Authors for Minnesota Day" in support of local Minnesota bookstores and raising funds for the protection of civil rights. More: shorturl.at/o32PZ

23.02.2026 23:00 👍 44 🔁 12 💬 1 📌 1
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The cost of compliance with the EUDR will limit its impact on reducing deforestation (commentary) The production of food continues to eat its way into the world’s tropical forests. Agricultural expansion drives nearly 90% of global deforestation, according to the Food and Agriculture Organization…

[COMMENTARY]

Thin margins mean strict “zero deforestation” segregation can drive buyers away from high-risk regions.

An Earth Innovation Institute op-ed says jurisdictional REDD+ could offer a cheaper, more effective alternative.

** Views are author's.

24.02.2026 00:10 👍 13 🔁 5 💬 0 📌 0
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Mitigating the environmental and ecological impacts of evolving city-scale streetlighting installations royalsocietypublishing.org/rsif/article... | #JRSocInterface #Biophysics #EnvironmentalScience

23.02.2026 11:01 👍 5 🔁 2 💬 0 📌 1

📢 Exciting new publication! 📰

“Extent, characteristics and policy applications of Key Biodiversity Areas” reviews the first decade of the global standard for identifying Key Biodiversity Areas (KBAs): a single, science-based way to identify the places that matter most for life on Earth. 🌎🌳

19.02.2026 20:23 👍 4 🔁 3 💬 0 📌 0
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Have you ever once seen the New York Times quote Trump like this?

16.02.2026 18:24 👍 14380 🔁 2814 💬 579 📌 730

Indeed!! This is happy news!

We just saw them nesting in Southern Sri Lanka, under moonlight!

17.02.2026 02:22 👍 1 🔁 0 💬 0 📌 0
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Banks decline to finance LNG project in Papua New Guinea A total of Twenty-nine international banks and export credit agencies have ruled out financing a liquefied natural gas (LNG) project in Papua New Guinea, citing climate, environmental and human…

Twenty-nine banks have ruled out financing the Papua LNG project in Papua New Guinea over climate and human rights concerns.

Project lead TotalEnergies says it will proceed anyway.

14.02.2026 20:20 👍 34 🔁 23 💬 0 📌 0
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Critical shark and ray habitats in Western Indian Ocean largely unprotected: Study Sharks and rays in the Western Indian Ocean are facing an extinction crisis. Almost half of the region’s 270 known species (46%) are currently threatened with extinction. A recently released study by…

Nearly half of shark and ray species in the Western Indian Ocean are threatened.

Researchers mapped 125 critical habitats — yet only 7.1% fall within marine protected areas, and just 1.2% are fully protected. Fishing pressure remains the biggest threat.

09.02.2026 23:20 👍 21 🔁 9 💬 1 📌 1
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Trying to save the Far Eastern Curlew?
... or any other curlew for that matter!
Lessons to be learnt from our failure to prevent the extinction of the Slender-billed Curlew:
wadertales.wordpress.com/2024/12/12/l...
#ornithology

10.02.2026 07:47 👍 35 🔁 9 💬 1 📌 0
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Obsession with growth is destroying nature, 150 countries warn China, India and EU countries were among the signatories of a report that criticized the prevailing measures of economic success.

🚨🚨 #climatechange: More than 150 countries including China, India and #EuropeanUnion members have signed off on a report that warns focusing on unchecked economic growth is contributing to the destruction of global biodiversity. 🧵
www.politico.eu/article/obse...

10.02.2026 07:58 👍 148 🔁 81 💬 5 📌 9

I will definitely be there!!

29.01.2026 17:19 👍 0 🔁 0 💬 0 📌 0
3rd Asian Ornithological Conference, 14-17 Nov 2026, Singapore

3rd Asian Ornithological Conference, 14-17 Nov 2026, Singapore

Hi folks, the Asian Ornithological Conference will be happening from 14-17 Nov 2026 in Singapore. Please consider adding this to your conference schedule if you have bird research projects focused on the Asian region. Early registration opens 1 Feb, more info at aoc2026.sg

28.01.2026 15:36 👍 9 🔁 6 💬 1 📌 3