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John Pinnegar

@johnkpinnegar.bsky.social
106 followers 60 following 12 posts

Director of the Collaborative Centre for Sustainable Use of the Seas (CCSUS) at Cefas and UEA and of the International Marine Climate Change Centre (iMC3).

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Reposted by John Pinnegar
The Marine Biological Association @thembauk.bsky.social · 22/09/2026
Congratulations to Dr Clare Ostle on being awarded a (UKRI) Future Leaders Fellowship.  The Fellowship will support Dr Ostle’s project, Leading the Continuous Plankton Recorder Survey into the Future: Innovating Plankton Observations for Global Ocean Biodiversity Monitoring and Forecasting.
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ICES - International Council for the Exploration of the Sea @icesmarine.bsky.social · 15/09/2026
Ministers, awards, celebrations and lots of science. Brest has welcomed the marine science community in and #ICESASC2026 has kicked off with a packed opening day!
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Plymouth Marine Laboratory @pml.ac.uk · 14/08/2026
#UKMarineHeatwave: some new figures from our scientists Dr Mingxi Yang and Dr Robert Wilson from the #EnglishChannel 👇 #MarineHeatwave #Heatwave #ClimateChange
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John Pinnegar @johnkpinnegar.bsky.social · 10/08/2026
Yesterday the Wavenet network at Cefas recoded it's highest ever sea temperature around the UK at 21.6 degrees C in the Thames estuary, we are keeping an eye out for any unusual biological responses on the ground. Please let us know if you spot anything.
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Dr Anna Sturrock @otolithgirl.bsky.social · 28/07/2026
So many wonderful, thought provoking talks at #FSBI2026! From weird economics to shark tooth jewellery to tagging to metapopulations to stakeholder engagement to fisheries management. So diverse and interesting!! @thefsbi.bsky.social
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Michel J. Kaiser @micheljkaiser.bsky.social · 28/07/2026
Kirsty Bradley (CEFAS) another brilliant presentation following her excellent workshop on graphical abstracts yesterday…. I learnt loads of useful tips about message succinctness and storyboards #FSBI2026
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Michel J. Kaiser @micheljkaiser.bsky.social · 28/07/2026
David Murray (cefas) very clear explanation of challenges of jargon in population genetics when communicating with policymakers #FSBI2026
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Fiona Beckman @fionabeckman.bsky.social · 03/07/2026
Saw quite a few of these (blue?) jellies washing up on Porthtowan beach (also North Cornwall) on Sunday - but nothing on that scale!
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The FSBI @thefsbi.bsky.social · 15/06/2026
🎤 #FSBI2026 Keynote Speaker Rashid Sumaila from UBC will deliver the Jack Jones Lecture in our Fisheries Science-Policy Interface session. A global leader in bioeconomics, he works on fisheries subsidies, IUU fishing, and marine ecosystem valuation. tinyurl.com/FSBI2026Rash...
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IPCC @ipcc.bsky.social · 10/06/2026
Standing room only in IPCC’s side event at #SB64 in Bonn today! IPCC leadership updated stakeholders on the progress of the IPCC’s seventh assessment cycle and on key cross-cutting topics from IPCC Expert Meetings and Workshops.
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University of East Anglia (UEA) @uniofeastanglia.bsky.social · 29/05/2026
A new project funded by @heritagefunduk.bsky.social and led by our historians will shine a light on the 1682 loss of the Gloucester off the coast of Great Yarmouth, while it was carrying the future King James II. Read more: bit.ly/4fH8NEw #NationalLottery #HeritageFund
A historical scene depicting a busy dock with people gathered along a pier. Several ships are visible on the water. An old wooden structure stands on the left, and boats are pulled up on the shore. The right corner features a building. The image includes a logo for the Heritage Fund in the upper right corner.
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ICES - International Council for the Exploration of the Sea @icesmarine.bsky.social · 25/05/2026
Congrats to Jan Vanaverbeke on being elected as next Chair of ICES Human Activities, Pressures and Impacts Steering Group (HAPISG) and Paul Dolder as next Chair of ICES Fisheries Resources Steering Group (FRSG). Both will take up their roles officially on 1 January 2027.
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ICES - International Council for the Exploration of the Sea @icesmarine.bsky.social · 15/04/2026
⏰Deadline to register is 20 April! Tackle the challenge of accurately mapping fish populations - sign up for ICES Workshop on Fish Distribution 3 (WKFISHDISH3) - Statisticians, stock assessors & marine ecologists are encouraged to register. 📅15 –19 June 📍Copenhagen, Denmark bit.ly/405Ubp5
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Shahar Chaikin @shaharchaikin.bsky.social · 11/03/2026
Our paper on ocean warming & fish biomass made headlines—but now it needs to make an impact. 🌊🐟 Science matters more if it leads to action. I’m looking to connect with fisheries managers & policymakers. Who can help bridge this gap? Please share or connect us! #SciPolicy #MarineEcology #SciComm
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Jan Geert Hiddink @jangeerthiddink.bsky.social · 08/04/2026
Article in Fishing News about our recent #SeaSTORE cruise on the RRS Discovery #DY206, where we have been working together with the fishing industry to quantify CO2 release in the sediment plume behind trawlers fishingnews.co.uk/news/fishing...
fishingnews.co.uk
Fishing for carbon: Margaret of Ladram supports SeaSTORE research - Fishing News
New SeaSTORE research involving the Margaret of Ladram is investigating how bottom trawling affects seabed carbon, aiming to clarify its...
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Shahar Chaikin @shaharchaikin.bsky.social · 06/04/2026
Important new contribution to the study of species range shifts #rangeshifts #redistributions #climatechange
pnas.org
Species range shifts often speed ahead of their modeled climatic niches | PNAS
Anticipating how species distributions will shift with climate change is key for biodiversity conservation and management. Commonly, species’ range...
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University of East Anglia (UEA) @uniofeastanglia.bsky.social · 20/03/2026
Norwich has just been named the best place to live in the UK and we couldn't be more proud. We love you, Norwich! 🫶 Norwich was crowned winner in The Sunday Times Best Places to Live guide, the only location to have featured in all 14 editions of the guide. Find out more: bit.ly/4lCFCTU
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Jan Geert Hiddink @jangeerthiddink.bsky.social · 23/03/2026
Depth-resolved OC content and sediment accumulation rates in the Western Irish Sea Mud Belt (WISMB): OC content (0.15%–1.62%), OC storage (1.30–15.15 gC cm−3), and sediment accumulation rates (0.26–0.37 cm yr−1) vary spatially and temporally agupubs.onlinelibrary.wiley.com/doi/10.1029/...
Average sediment organic carbon content (OC, %) and (b) the average sediment organic carbon density (SCD, gC cm−3) versus sediment depth (cm) for 19 sediment cores in the Western Irish Sea Mud Belt (WISMB). Error bars represent standard deviations. Dates indicate sediment deposition date estimates (average and range) at 0, 2, 10, 20, 30, 40, and 50 cm.
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Markus Diesing @mdiesing.bsky.social · 25/02/2026
A new review brings together over 30 UK & international scientists to assess the latest evidence on how human activities, including bottom trawling and climate pressures affect seabed organic carbon stores. Read the blog to see what the evidence shows👇🌊 marinescience.blog.gov.uk/2026/02/25/s...
marinescience.blog.gov.uk
Seabed Carbon Risks: What Our Evidence Shows
A new technical briefing reviews the latest evidence on how trawling, other human activities and climate change affect seabed carbon.
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iMARES_group @imares-group.bsky.social · 16/02/2026
📢 PAPER ALERT 🚨 A new study led by Camila Artana and Andrea Kaplan reveals how marine heatwaves are reshaping Western Mediterranean ecosystems. Their frequency, intensity, and depth are rising fast — with major ecological consequences. #MediterraneanInFlux ICM-CSIC
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MBA Library @nmbluk.bsky.social · 09/02/2026
#OTD in 1868 Walter Garstang was born. During his time @thembauk.bsky.social Garstang focused on investigating North Sea fisheries. He was involved with the establishment of a fisheries laboratory at Lowestoft, which has since become @cefasgovuk.bsky.social 📸 MBA Archive ref PGA1.2
A colour photograph of an invitation card to the celebration dinner for the opening of the Marine Biological Association in Plymouth. The invitation is addressed to W. Garstang
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Tim Osborn @timosbornclim.bsky.social · 03/02/2026
We are advertising for a Lecturer in Physical Oceanography, closing date 31 March. If you have research interests in the shelf seas, estuarine and coastal oceans then this could be for you! And you could do research using UEA's fleet of ocean gliders vacancies.uea.ac.uk/vacancies/20...
vacancies.uea.ac.uk
Lecturer in Physical Oceanography (ATR1734) in University of East Anglia | UEA
View details and apply for this Lecturer in Physical Oceanography (ATR1734) vacancy in University of East Anglia. Faculty of Science School of Environmental Sciences Lecturer in Physical Oceano...
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ICES - International Council for the Exploration of the Sea @icesmarine.bsky.social · 23/01/2026
#ICESASC26 Call for abstracts is open! What are you interested in? 🔥extreme climate events www.ices.dk/events/asc/2... 🐟climate-smart fisheries www.ices.dk/events/asc/2... 🌡️climate-driven size changes www.ices.dk/events/asc/2... 🐟climate impacts on aquaculture www.ices.dk/events/asc/2...
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Met Office - weather and climate @metoffice.gov.uk · 14/01/2026
2025 has been confirmed as the third warmest year on record, following 2024 and 2023, in a series stretching back to 1850. Data from the Met Office, @uniofeastanglia.bsky.social and @ncas-uk.bsky.social shows 2025 was 1.41 °C above the average for 1850-1900. Read more 👉 bit.ly/3NkfQH9
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OneBenthic @onebenthic.bsky.social · 07/01/2026
🌊 New research out now in ICES Journal of Marine Science! Using #OneBenthic, we reveal large-scale spatial patterns in marine epifaunal communities. One of four #Cefas papers under OWEC POSEIDON. 🔗 doi.org/10.1093/ices... 🔎 rconnect.cefas.co.uk/POSEIDON/ #BenthicEcology #POSEIDON #OWEC #ICESJMS
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Georgina Hunt @georginahunt.bsky.social · 10/12/2025
📢New paper! 🐟📚Using fish stomach contents spanning over a century, we reveal long-term diet shifts (from larger bivalves to smaller opportunistic prey) in demersal fish species in the western North Sea. 🔗 Open access in Fish & Fisheries: onlinelibrary.wiley.com/doi/epdf/10....
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Project FisHistory @projectfishistory.bsky.social · 12/12/2025
Fantastic visit to Cefas this week, chatting with herring experts and channeling our inner ‘Raiders of the Lost Archives’ 📖🐟 @cefasgovuk.bsky.social @johnkpinnegar.bsky.social @georginahunt.bsky.social @emilyphilly.bsky.social
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John Pinnegar @johnkpinnegar.bsky.social · 03/12/2025
See our latest @newcastleuni.bsky.social and Cefas paper by @georginahunt.bsky.social investigating long-term changes in the feeding of fish species in the North Sea. Plaice, dab and haddock exhibited marked dietary shifts throughout the early 20th century onlinelibrary.wiley.com/doi/10.1111/...
onlinelibrary.wiley.com
Century‐Scale Changes in the Feeding Patterns of Demersal Fish Species in the Western North Sea
Understanding the extent and magnitude of change in marine food webs requires historical data that predates modern monitoring efforts. Such information can provide invaluable insights into the longer...
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The Marine Biological Association @thembauk.bsky.social · 08/10/2025
In 2025, an explosion of common octopus appeared across the southwest coast of England Dr. Keith Hiscock, MBA, explains what led to this “octopus bloom”, how it connects to long-term changes in our seas, and what it could mean for the future of UK marine life. www.youtube.com/watch?v=nR2l...
youtube.com
Southwest Octopus Bloom: Behind the Surge with Keith Hiscock, MBE
YouTube video by The Marine Biological Association
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The Marine Biological Association @thembauk.bsky.social · 06/10/2025
Did someone say it's take an octopus to work day? Brilliant photos from @akwildlifefalmouth showing the extent of the octopus surge in the southwest. This Risso's dolphin seemed to be having fun 🐙
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Rebecca R Helm @rebeccarhelm.bsky.social · 24/09/2025
I get that the news cycle is packed right now, but I just heard from a colleague at the Smithsonian that this is fully a GIANT SQUID BEING EATEN BY A SPERM WHALE and it’s possibly the first ever confirmed video according to a friend at NOAA 10 YEAR OLD ME IS LOSING HER MIND (a thread 🧵)
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Tim Osborn @timosbornclim.bsky.social · 22/09/2025
After a brief (ahem) hiatus, the HadCRUT5 global temperature dataset has now been updated to June 2025 by @metoffice.gov.uk @climateuea.bsky.social and @ncas-uk.bsky.social
1850-2025 time series of global mean temperature anomaly from the HadCRUT5 dataset.
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Jan Geert Hiddink @jangeerthiddink.bsky.social · 16/09/2025
Great talk on using historical sources to map herring spawning grounds by @georginahunt.bsky.social for @projectfishistory.bsky.social.
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ICES - International Council for the Exploration of the Sea @icesmarine.bsky.social · 16/09/2025
🌍🚢🚲 The journey is part of the story! We’re curious: how did you get to #ICESASC25? We’re looking for the most sustainable (& maybe surprising!) journey to Klaipeda. Share your travel story & let’s celebrate the many ways our community is reducing its footprint while coming together for science.🌱💙
media.tenor.com
a large body of water with a sail in the foreground and clouds in the background
ALT: a large body of water with a sail in the foreground and clouds in the background
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Nathalie Steins @nathaliesteins.bsky.social · 15/09/2025
Join us today & Wedn in #ICESASC25 session R, where you can experience the breadth of @icesmarine.bsky.social science: from marine biodiversity & benthic ecology to fish biology & stock assessment to human dimensions - we have it all covered! @johnkpinnegar.bsky.social @laurauusitalo.bsky.social
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Dr Eva Plaganyi @drevaplaganyi.bsky.social · 10/09/2025
🌀📣 “the scientific case for climate liability is closed “ says lead author of NEW Nature study: may be a game changer tracing and attributing climate damages such as from heat waves 🥵 back to emissions from individual fossil fuel companies #ClimateAction #CarbonMajors www.nature.com/articles/s41...
nature.com
Systematic attribution of heatwaves to the emissions of carbon majors - Nature
Climate change made 213 historical heatwaves reported over 2000–2023 more likely and more intense, to which each of the 180 carbon majors (fossil fuel and cement producers) substantially contributed.
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tombrereton.bsky.social @tombrereton.bsky.social · 19/08/2025
MARINElife SURVEY OPPORTUNITY: CEFAS PELTIC RESEARCH CRUISE 2025 Cetic & Irish Seas, Western Channel 2-20 Oct From Falmouth Meals & cabin provided Requirements: ENG1 medical certificate & Personal Sea Survival Certificate email tom.brereton@marine-life.org.uk if suitable @theseabirdgroup.bsky.social
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University of East Anglia (UEA) @uniofeastanglia.bsky.social · 04/09/2025
An unprecedented marine heatwave in 2023 resulted in the global ocean absorbing significantly less CO₂ than anticipated, according to new research involving our School of Environmental Sciences. 🌊🌡️ Read more 👉: bit.ly/41E7BtQ #CarbonDioxide #OceanSink #ClimateChange @ueaenv.bsky.social @ethz.ch
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OneBenthic @onebenthic.bsky.social · 05/09/2025
OneBenthic unites seabed data from research, government & industry — incl. offshore wind & marine aggregates. This collaboration underpins the new BGS Predictive Seabed Sediments (UK) dataset (www.bgs.ac.uk/datasets/bgs...), openly available for science & marine management. #OneBenthic #OpenData
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Zack Labe @zacklabe.com · 31/08/2025
Meanwhile, back in reality, global ocean heat content just updated through June 2025 and set a new record high. Time to wake up! Data (anomalies) & methods from www.ncei.noaa.gov/access/globa...
Line graph time series of global ocean heat content for the 0-2000 m layer for 3 year averages, yearly averages, and five years averages from the late 1950s to 2025. There is a long-term warming trend. The baseline is 1955-2006 for the zero reference to calculate the anomalies.
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iMARES_group @imares-group.bsky.social · 25/08/2025
🐟🔥 The sea is warming… and that’s changing what we catch and how much it’s worth. 📊 In the NW Mediterranean, we analyzed 23 years of data to understand how climate change is reshaping fisheries. #ClimateChange #Fisheries #Mediterranean @icmcsic.bsky.social  #LuciaEspasandin
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iMARES_group @imares-group.bsky.social · 25/08/2025
🌍 Climate change is already reshaping Mediterranean fisheries. 📊 With indicators like MTC and MTR, we can anticipate risks and opportunities. 💡 Time to act: science, management, and adaptation. #FutureOfFisheries #BlueTransformation
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Aida Alvera-Azcárate @aida-alvera.bsky.social · 21/08/2025
A wave train entering into the North Sea, seen by #Sentinel1 on 12 August. I am guessing it's tidal-related, but I have never seen this kind of signal in this region in SAR data before, pretty cool 😎 @jowilliams.bsky.social
A satellite image of the southern North Sea, showing land in white and the sea in shades of grey. A semicircular pattern between UK and France can be seen in the English Channel. White dots in the sea are windmills and ships.
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Bryce Stewart @bd-stew.bsky.social · 16/08/2025
Thanks to Oceanographic mag for this article on our new project on the UK #octopus bloom & to Plymouth City Council, Devon County Council & Defra for their financial support oceanographicmagazine.com/news/extraor... @thembauk.bsky.social @plymbiomarsci.bsky.social @plymuni.bsky.social @pml.ac.uk 🐙
oceanographicmagazine.com
"Extraordinary" investigation into UK octopus bloom launches - Oceanographic
Plymouth and Devon county councils partner with DEFRA to launch investigative study into the cause and consequences of UK octopus bloom
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Plymouth Marine Laboratory @pml.ac.uk · 19/08/2025
🌊🔥 Deep trouble: New research reveals that #seafloor #MarineHeatwaves could be more than 50% more frequent than at the surface of the ocean - threatening bottom-dwelling species that cannot escape the rising temperatures, with ripple effects across entire ecosystems: pml.ac.uk/news/deep-tr...
pml.ac.uk
Deep trouble – future seafloor marine heatwaves will surpass surface extremes
A new study shows that marine heatwaves on the seafloor could be more than 50% more frequent in future than at the surface of the ocean during hot summer months, a concerning prospect for bottom-dwell
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Plymouth Marine Laboratory @pml.ac.uk · 13/08/2025
(5/5) #Octopus #OctopusSwarm #OctopusBloom #ClimateChange #MarineHeatwaves
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John Pinnegar @johnkpinnegar.bsky.social · 11/08/2025
I (briefly) appeared on BBC Breakfast and Radio 4 this morning. The UK's seas have had their warmest start to the year since records began, helping to drive dramatic changes in marine life. @CefasGovUK ? www.bbc.co.uk/news/article...
bbc.co.uk
Record warm seas help to bring extraordinary species to UK waters
The UK's seas have had their warmest first seven months of the year on average since records began.
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Prof Grant Stentiford @cefaschiefsci.bsky.social · 02/08/2025
www.science.org/doi/10.1126/...
science.org
Climate change drives shifts in straddling fish stocks in the world’s ocean
As straddling stocks shift between EEZs and the high seas due to climate change, fisheries will require adaptive management.
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Dr Anna Sturrock @otolithgirl.bsky.social · 03/07/2025
#FutureOcean25 was a forward looking + inspiring conference about recovering our oceans. How can science + evidence be better used/integrated to improve policy and outcomes? Really enjoyed discussing this w' Theresa Marteau, @billsutherland.bsky.social‬ @johnkpinnegar.bsky.social + Stuart Green 🐟🦞🐳🌊
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OneBenthic @onebenthic.bsky.social · 20/06/2025
🌊 New paper from #Cefas colleagues on climate change, utilising data from #OneBenthic. Dive into their findings and see how #opendata are contributing to important climate research: link.springer.com/article/10.1007/s00227-025-04672-x 🌍🔬 #ClimateChange #MarineScience #CefasResearch
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