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Wade VanderWright

@vanderwright.bsky.social
1.6K followers 285 following 6 posts

PhD Candidate @ Simon Fraser University in the @Earth2Ocean.bsky.social Research Group 🦈🌊

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Reposted by Wade VanderWright
Helen Yan @helenyan.bsky.social · 15/09/2026
🚨 New OA paper out in Coral Reefs highlighting the different ecological consequences of common reef fish survey techniques 🐠🤿 🌐 🦑🧪 🔗 doi.org/10.1007/s003...
Screenshot of the header from the PDF of the paper showing the journal name, DOI link, title, and author list
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MapQuest @mapquest.com · 27/08/2026
We’re not changing it.
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Amanda Arnold 🦈 @amandasodysseys.bsky.social · 14/07/2026
#SharkAwarenessDay Nearly 1/2 of numbfish species are threatened, yet most have <1% of their range in no-take MPAs. Explore species-level MPA coverage in our new paper: tinyurl.com/SharkRayMPA and app: tinyurl.com/sharkRayMpaExplorer @iucnshark.bsky.social #numbfishes #sharks #rays #conservation
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Amanda Arnold 🦈 @amandasodysseys.bsky.social · 13/07/2026
We also built a free Shark & Ray MPA Explorer so researchers, managers, and conservationists can explore species-level MPA coverage for all 1,158 species. If you're interested in sharks and rays, take a look! tinyurl.com/SharkRayMPAExplorer @sfubiosciences.bsky.social @society4conbio.bsky.social
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Amanda Arnold 🦈 @amandasodysseys.bsky.social · 13/07/2026
We suggest three ways forward: • Monitor biodiversity outcomes alongside spatial targets like 30×30. • Require reporting of take status to the WDPA. • Incorporate biodiversity explicitly when designing MPAs. @sfugradstudies.bsky.social
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Amanda Arnold 🦈 @amandasodysseys.bsky.social · 13/07/2026
Another major finding: Much of the reported MPA coverage comes from sites where take regulations aren't reported to the World Database on Protected Areas. Only about 34% of countries report take status for any of their MPAs, making it difficult to evaluate how much effective protection exists.
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Amanda Arnold 🦈 @amandasodysseys.bsky.social · 13/07/2026
Some of our key findings: • Only 6 threatened sharks and rays have more than 10% of their range protected by no-take MPAs. • Only 24% of threatened sharks and 18% of threatened rays have over 1% of their species range covered by no-take MPAs @sfubiosciences.bsky.social @earth2ocean.bsky.social
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Amanda Arnold 🦈 @amandasodysseys.bsky.social · 13/07/2026
Marine Protected Areas (MPAs) are one of the main ways we protect the ocean, but an important question often goes unasked: How does global MPA coverage actually relate to species range coverage? We quantified MPA coverage across the national-water ranges of 1,158 species. @sfuscience.bsky.social
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Amanda Arnold 🦈 @amandasodysseys.bsky.social · 13/07/2026
Most shark and ray species have <1% of their range covered by no-take MPAs. New open access in @consletters.bsky.social: Sharks, Rays, & MPAs: a global assessment of MPA coverage in national waters across species ranges tinyurl.com/SharkRayMPA @nickdulvy.bsky.social @jaymatsushiba.bsky.social
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David Shiffman, Ph.D. 🦈 @whysharksmatter.bsky.social · 26/06/2026
New walking shark discovered in Papua New Guinea
news.mongabay.com
New walking shark discovered in Papua New Guinea
Researchers have described a new-to-science species of walking shark, which lives in the remote, shallow waters off southeastern Papua New Guinea. The newly named Dudgeon’s walking shark…
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Amanda Vincent @amandavincent.bsky.social · 15/05/2026
If you have a moment, please have a read...
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The Narwhal @thenarwhal.ca · 14/05/2026
🥁🥁🥁 We’re hiring! The Narwhal is looking for a senior B.C. reporter and a senior national reporter to pursue ambitious journalism about the natural world in B.C. and Canada. More details threaded 🧶: thenarwhal.ca/work-with-us/
thenarwhal.ca
Work with us | The Narwhal
Jobs, hiring updates, fellowships, freelancing opportunities and opinion submission guidelines for our environment and energy coverage.
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Wade VanderWright @vanderwright.bsky.social · 24/04/2026
A week from now I will be traveling across the world to Colombo, Sri Lanka for #SharksInternational2026 ! If you are interested in shark life histories and what drives population growth rates, come see my presentation @sharks-int.bsky.social #SI2026
Flyer for a scientific talk "Temperature, oxygen, offspring size, and population growth rate across sharks" to be given at Sharks International 2026 in Colombo, Sri Lanka May 4-8 2026. Photo of a basking shark swimming through the ocean with its mouth open.
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Rachel Aitchison @rachhson.bsky.social · 22/04/2026
If you: - are part of the ray fan club, - wonder why I post from a museum collection every few months, - are interested in the connections between morphology, ecology, and biodiversity, And are going to #SharksInternational2026, check out my talk on Monday, 4 May at 12:40! @sharks-int.bsky.social
Flyer for scientific talk titled "Ray's Anatomy: from morphological traits to ecological function" to be presented at Sharks International 2026 in Sri Lanka, Colombo. Two women hold up a guitarfish, a type of ray, while in a museum collection.
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Amanda Arnold 🦈 @amandasodysseys.bsky.social · 23/04/2026
I’m headed to Sri Lanka in 1 week for #SharksInternational2026! Excited to see everyone’s work! If you’re interested in species’ MPA coverage, international reporting of no-take areas, or a new tool for exploring coverage for your study species/region, come check out my talk @sharks-int.bsky.social
Flyer for scientific talk titled "Sharks, Rays, & MPAs: evaluating protected area coverage across species ranges” at Sharks International 2026 in Sri Lanka, Colombo. There is a close up photo of the presenter and a photo of her swimming with two sharks.
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Helen Yan @helenyan.bsky.social · 11/04/2026
🚨 New(ish) PhD paper out in @natcomms.nature.com with @hannahvwatkins.bsky.social, Ale Siqueira, and Dave Bellwood comparing the effects of warming temperatures 🥵 and commercial fisheries 🎣 on the growth performance of marine fishes 🌐 🦑🧪 🔗 www.nature.com/articles/s41...
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Helen Yan @helenyan.bsky.social · 11/04/2026
While jellies are quite scary during stinger season, fishes that feed on these planktonic jellies contribute a whopping ~25% to the productivity of coral reef fishes 🪼🐟 Check out our new OA paper in @natecoevo.nature.com, led by PhD student James Gahan, here: www.nature.com/articles/s41... 🌐 🦑🧪
media.tenor.com
a cartoon fish is swimming in the ocean with its eyes closed .
Alt: Scene from Finding Nemo, Dory the blue tang touches a jelly fish which stings her, causing her to retreat
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Exeter Marine @exetermarine.bsky.social · 11/04/2026
JOINT PhD OPPORTUNITY! 🚨🦈 Work with Uni of Qld and @exeter.ac.uk on this amazing project developing insights for managing vulnerable species in fisheries globally. DEADLINE: 26th APRIL 2026 Apply and learn more - scholarships.uq.edu.au/scholarship/... 🦑🦈🌊🎣🧪🌐 @kristianmetcalfe.bsky.social #PhDsky
a flyer for a phd opportunity, titled "decoding shark fishing practices for more sustainable management" deadline is 24th April 2026. background image is sharks from a fishery in a large bucket. logos for exeter and queensland universities are at the top of the page.
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Laura Dee @lauradee.bsky.social · 24/02/2026
Excited to share our new paper in @natcomms.nature.com We synthesize causal discovery & inference approaches across traditions (regression adjustment, quasi-expts, SEMs, Granger causality, convergent cross-mapping, and more) into a unified workflow for ecologists. www.nature.com/articles/s41...
nature.com
Best practices for moving from correlation to causation in ecological research - Nature Communications
Different scientific traditions offer&nbsp;seemingly disparate&nbsp;approaches to inferring causal relationships in ecological systems. This Perspective unifies the causal assumptions and methods from...
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Amanda Arnold 🦈 @amandasodysseys.bsky.social · 11/02/2026
Happy International Day of Women and Girls in Science! Grateful for the mentors, collaborators, and friends who make science stronger every day. #WomeninSTEM @rachhson.bsky.social @sfubiosciences.bsky.social @sfuscience.bsky.social
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Nick Dulvy @nickdulvy.bsky.social · 22/01/2026
What success looks like (5–10 years) • Fishing mortality aligned with species’ life histories • Species-level reporting becomes the norm • Management completeness rises above critical thresholds • Shark & ray populations stabilize and recover Read the paper here: rdcu.be/eZ9n9
rdcu.be
Bending back the curve of shark and ray biodiversity loss
Nature Reviews Biodiversity - Global shark and ray populations have declined sharply, driven by expanding fisheries and inequitable gaps in catch, trade and distribution data. This Review assesses...
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Nick Dulvy @nickdulvy.bsky.social · 22/01/2026
• 40% of global shark & ray catch comes from low- and middle-income countries • Small-scale fisheries underpin livelihoods and food security • Under-resourced management = high biodiversity & social risk • Reduced fishing mortality reduces extinction & social risk, improving ecosystem functions.
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Nick Dulvy @nickdulvy.bsky.social · 22/01/2026
Where investment has the highest leverage to bend back biodiversity loss? Funding that strengthens: • Species-level catch & trade data • Compliance and enforcement • Capacity in national agencies • Monitoring in small-scale fisheries → Directly reduces fishing mortality
Bending back the biodiversity loss curve of sharks and rays. The loss of sharks and rays to date has involved serial depletion of the largest, most evolutionary and functionally distinct species, and the increasing prevalence of smaller-bodied species that have benefited from release from predation.
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Nick Dulvy @nickdulvy.bsky.social · 22/01/2026
We don’t need new frameworks — we need to connect and implement the ones we have. Fisheries management, trade rules, compliance, and demand must align to reduce fishing mortality at scale. Implementation is the bottleneck. @hollieboothie.bsky.social @sharkcolin.bsky.social
A theory of shark and ray conservation change. Structural drivers
of shark and ray decline can be addressed through three types of measures that target trade and demand management, fisheries management, and rehabilitation.
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Nick Dulvy @nickdulvy.bsky.social · 22/01/2026
Decline is not inevitable. Where fishing mortality has been reduced — through catch limits, retention bans, or spatial protection — shark and ray populations are stabilizing or recovering. Recoveries documented for wide-ranging and restricted-range species @charlie-huveneers.bsky.social
Green List Status Assessment of the Banded Wobbegong (Orectolobus halei) The recovered (blue) status compared to what the past status might have been without conservation (Conservation Legacy, green) and future status unless management continues (Conservation Dependency, orange).
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Nick Dulvy @nickdulvy.bsky.social · 22/01/2026
Gaps in catch limits, compliance, and enforcement mean fishing mortality stays high even where policies exist. Where management is complete, risk is lower and recovery is possible. @hollieboothie.bsky.social @sharkcolin.bsky.social Read the paper here: rdcu.be/eZ9n9
Progress and priorities in shark and ray fisheries management. The risk to species owing to incomplete management (‘M-Risk’, part a) can be described by Compliance, one of 19 attributes across four classes for requiem sharks and guitarfishes
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Nick Dulvy @nickdulvy.bsky.social · 22/01/2026
Overfishing is compounded by under-management Fishing mortality is the primary driver & management completeness (for guitarfishes & requiem sharks) stands at ~49% globally. @sammsherman27.bsky.social @vanderwright.bsky.social Read the paper here: rdcu.be/eZ9n9
Progress and priorities in shark and ray fisheries management. The risk to species owing to incomplete management (‘M-Risk’, part a) can be described by 19 attributes across four classes for requiem sharks and guitarfishes.
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Nick Dulvy @nickdulvy.bsky.social · 22/01/2026
What’s driving the decline? The crisis isn’t just fishing — it’s invisible fishing. Much shark & ray catch is under-reported, aggregated, or mislabeled, masking real mortality & delaying management. What we don’t measure, we don’t manage. @cgmull.bsky.social @nathanpacoureau.bsky.social
Taxonomic differentiation of catch. FAO (United Nations Food and Agricultural Organization) on the percentage of catch reported to the species level worldwide.
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Nick Dulvy @nickdulvy.bsky.social · 22/01/2026
Sharks & rays are sentinels of ocean health. - Global abundance has been fished down by 65%, - Now 37.5% of species are threatened, - The current extinction rate is 25–250 times greater than the background fossil record, with greatest losses in tropical coastal seas. #BiodiversityTargets
Extinction risk and the spatial patterning of shark, ray and chimaera richness, including hotspots of coastal and deepwater richness, for wide-ranging and endemic species.
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Colin Simpfendorfer @sharkcolin.bsky.social · 22/01/2026
New #sharkscience #sharkconservation "Bending back the curve of shark and ray biodiversity loss" in @natrevbiodiv.nature.com go.nature.com/4jXOnaC What will it take to reverse shark biodiversity loss? Find out in our new article out today. @nickdulvy.bsky.social @iucnshark.bsky.social
aus01.safelinks.protection.outlook.com
Bending back the curve of shark and ray biodiversity loss - Nature Reviews Biodiversity
Global shark and ray populations have declined sharply, driven by expanding fisheries and inequitable gaps in catch, trade and distribution data. This Review assesses global status, highlights drivers...
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Nick Dulvy @nickdulvy.bsky.social · 22/01/2026
New paper out today in @natrevbiodiv.nature.com by the #GlobalSharkTrends team: Bending back the curve of shark & ray biodiversity loss; Read the paper here: rdcu.be/eZ9n9 @sfu.ca @sfubiosciences.bsky.social @earth2ocean.bsky.social
Bending back the biodiversity loss curve of sharks and rays. The loss of sharks and rays to date has involved serial depletion of the largest, most evolutionary and functionally distinct species, and the increasing prevalence of smaller-bodied species that have benefited from release from predation.
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Nature Reviews Biodiversity @natrevbiodiv.nature.com · 22/01/2026
New online! Bending back the curve of shark and ray biodiversity loss
dlvr.it
Bending back the curve of shark and ray biodiversity loss
Nature Reviews Biodiversity, Published online: 22 January 2026; doi:10.1038/s44358-025-00120-2Global shark and ray populations have declined sharply, driven by expanding fisheries and inequitable gaps in catch, trade and distribution data. This Review assesses global status, highlights drivers of decline, and outlines the regulatory, market-based and conservation actions needed to reduce mortality and reverse shark and ray biodiversity loss.
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Aerin Jacob, PhD @aerinj.bsky.social · 09/09/2025
Bravo @cbcstephenquinn.bsky.social for taking Vancouver Park Board to task for this terrible decision. 🚂 Back up this train, folks! 🚂 * JK Rowling fuels hatred and financially benefits from this deal * U.S. based company delivers it www.cbc.ca/news/canada/...
cbc.ca
Why Vancouver's decision to host a Harry Potter attraction quickly became controversial | CBC News
It's a story bringing together two very different things that nonetheless regularly attract controversy: the Vancouver Park Board and the Harry Potter universe.
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Emma Atkinson @ematkinson.bsky.social · 22/08/2025
The last 10 yrs were the worst decade on record for salmon spawner monitoring in Pacific Canada. Any scientist who works with local-scale salmon abundance data knows this. Many papers written about the 'ghost streams' no longer monitored by the streamwalkers of decades past. We wrote another.
Image credit: April Bencze
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Emma Atkinson @ematkinson.bsky.social · 01/09/2025
The next wave of monitoring cuts crests. Brutal. How do you steward salmon without counting them? You don't. I am close to this issue & I know nuance abounds but I don't see how hundreds of millions of dollars towards restoration work can be effective without counting the fish we seek to support.
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Jonathan Moore @jon-moore.bsky.social · 17/06/2025
Published an op-ed the other day--fast-tracking actions to protect lands, waters, fish, and wildlife. BC and Canadian policies are rushing natural resource extraction forward--there is a parallel need to fast-track safeguards of lands and waters. vancouversun.com/opinion/op-e...
vancouversun.com
Opinion: It's time to fast-track actions to defend B.C.'s lands, waters, fish and wildlife
B.C. recently passed Bills 14 and 15. As a scientist who studies the health of western Canada’s ecosystems, my alarm bells are going off
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Colin Simpfendorfer @sharkcolin.bsky.social · 11/06/2025
@fao.org released their 2025 report on the status of marine fisheries resources (openknowledge.fao.org/items/ac6d51...). In talking to the media about the report at #UNOC FAO stated that ~57% of sharks stocks are sustainably fished (t.co/fVFnZkY4vQ). This fact is WRONG 1/
openknowledge.fao.org
Review of the state of world marine fishery resources – 2025
Marine fisheries are crucial to the food security and nutrition, economy and overall well-being of coastal communities. Maintaining the long-term prosperity and sustainability of marine fisheries is t...
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Colin Simpfendorfer @sharkcolin.bsky.social · 11/06/2025
New #sharkscience led by Vinay Udyawer Professional fishers’ knowledge informs distribution and interaction dynamics of Sawfish and River Sharks in coastal fishing grounds... Amazing insights from fisher interviews about their changing interactions through time link.springer.com/article/10.1...
link.springer.com
Professional fishers’ knowledge informs distribution and interaction dynamics of Sawfish and River Sharks in coastal fishing grounds of the Northern Territory, Australia - Maritime Studies
Through their time at sea professional fishers possess and obtain invaluable knowledge and insights into the behaviour, distribution, and abundance of both target and non-target species. Their observa...
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Shark Safety WA @sharksafetywa.bsky.social · 01/06/2025
Colin Simpfendorfer’s resignation from working group comes as conservationists lash expansion of lethal program they say ‘does nothing to improve beach safety’ www.theguardian.com/australia-ne...
theguardian.com
‘Gut punch’: top shark expert quits Queensland advisory panel after LNP expands cull program
Exclusive: Colin Simpfendorfer’s resignation comes as other members of working group members say state government went against their advice against expanding lethal controls
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Brit Finucci @britfinucci.bsky.social · 27/05/2025
I've waited a decade to finally have the chance to work with this ghost #shark 👻🦈 legend. While we were geeking away on this giant beast, we also got word that the first and only Ghost Sharks of the World book finally has a released date. Coming to you January 2026!
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Wade VanderWright @vanderwright.bsky.social · 04/04/2025
The rise and fall of the carbon tax, explained by @thenarwhal.ca thenarwhal.ca/video-carbon...
thenarwhal.ca
The carbon tax in Canada, explained | The Narwhal
Canada’s carbon tax is on thin ice. We explain the consumer vs. industrial price and what Poilievre, Carney are saying amid the federal election
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The Narwhal @thenarwhal.ca · 29/01/2025
From peregrine falcons to humpback whales, a new study finds a crucial first step to recover an endangered species is to stop known harms. via @ainsliecruickshank.bsky.social thenarwhal.ca/endangered-s...
thenarwhal.ca
Just 8 of 422 species at risk of extinction are doing better: study | The Narwhal
A new study found a crucial first step to recover endangered species, is to stop the harm
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Salmon Watershed Science @salmonscience.bsky.social · 31/01/2025
Welcome to the Salmon Watersheds Lab! We are a group of fishy folks doing aquatic ecology research @ Simon Fraser University! 📚🤓🐟 Led by our fearless fish leader, Dr. Jonathan Moore. Follow along for lab updates, opportunities, and some good ol’ fish content! #salmon #AquaticEcology
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Wade VanderWright @vanderwright.bsky.social · 01/02/2025
A handful of Canada’s at-risk species have made a comeback. Here’s what they can teach us | @thenarwhal.ca thenarwhal.ca/endangered-s... #SARA #COSEWIC #Conservation
thenarwhal.ca
Just 8 of 422 species at risk of extinction are doing better: study | The Narwhal
A new study found a crucial first step to recover endangered species, is to stop the harm
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Steven J Cooke @sjcfishy.bsky.social · 30/01/2025
A reminder that there is a starter pack for the CONSERVATION PHYSIOLOGY COMMUNITY. Today we welcomed cons phys gurus @trishschulte.bsky.social @physiologyfish.bsky.social & @craigefranklin.bsky.social. Ping me if you work in this space and want to be added! go.bsky.app/RRAUWkk
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Nick Dulvy @nickdulvy.bsky.social · 02/01/2025
New summary of 2 massive recent publications documenting the status and trends of sharks, rays, and chimaeras 🧪🦈🌎 @mongabay.bsky.social news.mongabay.com/2025/01/new-...
news.mongabay.com
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Simon J. Brandl @gobyone.bsky.social · 18/12/2024
🚨New postdoc positions available: we are looking for 2 postdoctoral researchers to join a large, collaborative effort to document, describe, and investigate the biodiversity of tiny, cryptobenthic fishes in the Indo-Pacific 🤏🐠🧪. More details: fishandfunctions.com/join%F0%9F%9... Please repost 🦑🧪
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Nick Dulvy @nickdulvy.bsky.social · 09/12/2024
🦈🌎🦞🧪https://www.sfu.ca/sfunews/stories/2024/12/new-study-finds-overfishing-has-halved-shark-and-ray-populations.html
sfu.ca
New study finds overfishing has halved shark and ray populations since 1970
A new analysis published in the journal Science reveals that overfishing has caused populations of chondrichthyan fishes – sharks, rays, and chimaeras – to decline by more than 50 per cent since 1970.
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Earth to Ocean Research Group @earth2ocean.bsky.social · 09/12/2024
Dive into the exciting work of the Earth to Ocean Research Group! Follow our brilliant students, research assistants, lab managers, postdocs, and faculty as they explore, discover, and make waves in science. 🌊✨ go.bsky.app/153jnvd
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Nathan Pacoureau @nathanpacoureau.bsky.social · 06/12/2024
Nouvelle étude #GlobalSharkTrends publiée dans @ScienceMagazine révèle que la #surpêche a réduit de 50% les populations de requins et de raies en 50 ans, causant une érosion des fonctions écologiques et un risque d'extinction élevé. Article : bit.ly/GlobalSharkT... 🧵1/21
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