Catherine Duigan
@cduigan.bsky.social
Environmental consultant, researcher & non-fiction writer; water & nature; heritage & natural history; women in science; biographer of Dr. Kathleen Carpenter; Ireland & Wales connections; accepts commissions.
https://catherineduigan.co.uk/
https://catherineduigan.co.uk/
Pinned
Catherine Duigan
@cduigan.bsky.social
· Nov 14
Who was... Kathleen Carpenter?
A biography of Kathleen Carpenter, a pioneering freshwater ecologist.
thebiologist.rsb.org.uk
Researching the life of Dr. Kathleen Carpenter, pioneering #freshwater ecologist in Wales and North America.
thebiologist.rsb.org.uk/biologist-fe...
thebiologist.rsb.org.uk/biologist-fe...
Reposted by Catherine Duigan
After securing a £57,000 grant from the National Lottery Heritage Fund, a Welsh heritage centre is launching an exhibition dedicated to a Royal Navy vessel built at the dockyard and lost on an infamous Arctic expedition
Lost Arctic ship built in Wales the star of new heritage exhibition
After securing a £57,000 grant from the National Lottery Heritage Fund, a Welsh heritage centre is launching an exhibition dedicated to a Royal Navy vessel built at the dockyard and lost on an infamou...
wp.me
February 7, 2026 at 12:05 PM
After securing a £57,000 grant from the National Lottery Heritage Fund, a Welsh heritage centre is launching an exhibition dedicated to a Royal Navy vessel built at the dockyard and lost on an infamous Arctic expedition
Reposted by Catherine Duigan
On February 7, 1784, after eight months of activity, the Laki eruption finally came to an end. From a system of 135 fissures and volcanic craters, an estimated 14 km³ of lava poured out, enough to cover the surrounding landscape beneath a100-meter thick lava layer...
February 7, 2026 at 5:28 PM
On February 7, 1784, after eight months of activity, the Laki eruption finally came to an end. From a system of 135 fissures and volcanic craters, an estimated 14 km³ of lava poured out, enough to cover the surrounding landscape beneath a100-meter thick lava layer...
Lake Erie has complete #ice coverage - the perfect account for #limnology fans everywhere.
Great Lakes ice update for February 6, 2026: Combined 52% | Lake Superior 50% | Lake Michigan 28% | Lake Huron 68% | Lake Erie 94% | Lake Ontario 26% | #GreatLakes
February 7, 2026 at 5:44 PM
Lake Erie has complete #ice coverage - the perfect account for #limnology fans everywhere.
Reposted by Catherine Duigan
Although associated with #Scotland, #curling is part of our environmental and sporting heritage in #Wales - #Cardiff #Cottrell #Llwynypia teams in 1800s, with workmen playing on the frozen New Ship Canal 1838
#WinterOlympics #sport #envhist #climatechange
📷 St. Fagan's @amgueddfacymru.bsky.social
#WinterOlympics #sport #envhist #climatechange
📷 St. Fagan's @amgueddfacymru.bsky.social
February 4, 2026 at 12:04 PM
Although associated with #Scotland, #curling is part of our environmental and sporting heritage in #Wales - #Cardiff #Cottrell #Llwynypia teams in 1800s, with workmen playing on the frozen New Ship Canal 1838
#WinterOlympics #sport #envhist #climatechange
📷 St. Fagan's @amgueddfacymru.bsky.social
#WinterOlympics #sport #envhist #climatechange
📷 St. Fagan's @amgueddfacymru.bsky.social
Reposted by Catherine Duigan
Welsh artist Gwen John, Self Portrait, 1902 #womensart
February 5, 2026 at 5:29 AM
Welsh artist Gwen John, Self Portrait, 1902 #womensart
Reposted by Catherine Duigan
Recent algal blooms on Lough Neagh have highlighted the urgent need for tools to better identify the sources and movement of #pollution across the lake and the rivers that are linked to it.
Read more about the new UKCEH-led CLEAR-Neagh project: www.ceh.ac.uk/news-and-med... 💧🧪
Read more about the new UKCEH-led CLEAR-Neagh project: www.ceh.ac.uk/news-and-med... 💧🧪
February 4, 2026 at 9:20 AM
Recent algal blooms on Lough Neagh have highlighted the urgent need for tools to better identify the sources and movement of #pollution across the lake and the rivers that are linked to it.
Read more about the new UKCEH-led CLEAR-Neagh project: www.ceh.ac.uk/news-and-med... 💧🧪
Read more about the new UKCEH-led CLEAR-Neagh project: www.ceh.ac.uk/news-and-med... 💧🧪
Although associated with #Scotland, #curling is part of our environmental and sporting heritage in #Wales - #Cardiff #Cottrell #Llwynypia teams in 1800s, with workmen playing on the frozen New Ship Canal 1838
#WinterOlympics #sport #envhist #climatechange
📷 St. Fagan's @amgueddfacymru.bsky.social
#WinterOlympics #sport #envhist #climatechange
📷 St. Fagan's @amgueddfacymru.bsky.social
February 4, 2026 at 12:04 PM
Although associated with #Scotland, #curling is part of our environmental and sporting heritage in #Wales - #Cardiff #Cottrell #Llwynypia teams in 1800s, with workmen playing on the frozen New Ship Canal 1838
#WinterOlympics #sport #envhist #climatechange
📷 St. Fagan's @amgueddfacymru.bsky.social
#WinterOlympics #sport #envhist #climatechange
📷 St. Fagan's @amgueddfacymru.bsky.social
Succumbing to the serpent of shining green - @theguardian.com Country Diary - a celebration of the humble #bryophyte #moss #lowerplants #botany #Derbyshire
www.theguardian.com/environment/...
www.theguardian.com/environment/...
Country diary: Succumbing to the serpent of shining green | Mark Cocker
Priestcliffe, Derbyshire: The limestone walls in this parish are festooned with luminous mosses, in a variety that’s often beyond our comprehension
www.theguardian.com
February 3, 2026 at 12:57 PM
Succumbing to the serpent of shining green - @theguardian.com Country Diary - a celebration of the humble #bryophyte #moss #lowerplants #botany #Derbyshire
www.theguardian.com/environment/...
www.theguardian.com/environment/...
Happy #WorldWetlandsDay! Known for pioneering research on metal mine #pollution in #rivers near #Aberystwyth, Kathleen Carpenter also included #lakes in her #textbook Life in Inland Waters 1928
#WorldWetlandsDay #WWD2026 #womeninscience #historyofscience #Wales #Idwal #freshwater #envhist #wetlands
#WorldWetlandsDay #WWD2026 #womeninscience #historyofscience #Wales #Idwal #freshwater #envhist #wetlands
February 2, 2026 at 10:55 AM
Happy #WorldWetlandsDay! Known for pioneering research on metal mine #pollution in #rivers near #Aberystwyth, Kathleen Carpenter also included #lakes in her #textbook Life in Inland Waters 1928
#WorldWetlandsDay #WWD2026 #womeninscience #historyofscience #Wales #Idwal #freshwater #envhist #wetlands
#WorldWetlandsDay #WWD2026 #womeninscience #historyofscience #Wales #Idwal #freshwater #envhist #wetlands
Reposted by Catherine Duigan
Species of the Week: Bog Moss
Irish name: Súsán
Scientific name: Sphagnum spp.
Celebrating St Brigid’s Day/Imbolc and World Wetlands Day ✨💧
@ramsar.org @tocharstories.bsky.social #Boglands #Imbolc #BrigidsDay #WorldWetlandsDay
Irish name: Súsán
Scientific name: Sphagnum spp.
Celebrating St Brigid’s Day/Imbolc and World Wetlands Day ✨💧
@ramsar.org @tocharstories.bsky.social #Boglands #Imbolc #BrigidsDay #WorldWetlandsDay
January 30, 2026 at 1:13 PM
Species of the Week: Bog Moss
Irish name: Súsán
Scientific name: Sphagnum spp.
Celebrating St Brigid’s Day/Imbolc and World Wetlands Day ✨💧
@ramsar.org @tocharstories.bsky.social #Boglands #Imbolc #BrigidsDay #WorldWetlandsDay
Irish name: Súsán
Scientific name: Sphagnum spp.
Celebrating St Brigid’s Day/Imbolc and World Wetlands Day ✨💧
@ramsar.org @tocharstories.bsky.social #Boglands #Imbolc #BrigidsDay #WorldWetlandsDay
Reposted by Catherine Duigan
She watched a wetland die before she was old enough to understand why.
Ahead of tomorrow’s #WorldWetlandsDay, see how Julie Mulonga is bringing new life to Africa’s wetlands and the people who depend on them.
bit.ly/49KW4xd
Ahead of tomorrow’s #WorldWetlandsDay, see how Julie Mulonga is bringing new life to Africa’s wetlands and the people who depend on them.
bit.ly/49KW4xd
February 1, 2026 at 8:22 AM
She watched a wetland die before she was old enough to understand why.
Ahead of tomorrow’s #WorldWetlandsDay, see how Julie Mulonga is bringing new life to Africa’s wetlands and the people who depend on them.
bit.ly/49KW4xd
Ahead of tomorrow’s #WorldWetlandsDay, see how Julie Mulonga is bringing new life to Africa’s wetlands and the people who depend on them.
bit.ly/49KW4xd
Reposted by Catherine Duigan
Our Corsydd Calon Môn partnership project aims to secure the future of the #Anglesey Fens and celebrate their rich history. We commissioned artist Elly Stringer to produce some beautiful illustrations with the local community. #WorldWetlandsDay
Discover more 👉 bit.ly/WetlandWondersCCM
Discover more 👉 bit.ly/WetlandWondersCCM
February 2, 2026 at 9:00 AM
Our Corsydd Calon Môn partnership project aims to secure the future of the #Anglesey Fens and celebrate their rich history. We commissioned artist Elly Stringer to produce some beautiful illustrations with the local community. #WorldWetlandsDay
Discover more 👉 bit.ly/WetlandWondersCCM
Discover more 👉 bit.ly/WetlandWondersCCM
A shared heritage - #StBrigidsDay - St. Brigid's Cross & St. Ffraid's Church at #Trearddur Bay #SundayMorning #IrelandWales #Anglesey #HolyIsland #HighCross #YnysMôn #Wales #Cymru #Ireland #Imbolc #Spring
@cerysmatthews.bsky.social
@cerysmatthews.bsky.social
February 1, 2026 at 10:49 AM
A shared heritage - #StBrigidsDay - St. Brigid's Cross & St. Ffraid's Church at #Trearddur Bay #SundayMorning #IrelandWales #Anglesey #HolyIsland #HighCross #YnysMôn #Wales #Cymru #Ireland #Imbolc #Spring
@cerysmatthews.bsky.social
@cerysmatthews.bsky.social
Reposted by Catherine Duigan
It's #February! Endless January is done, and Spring is, maybe, just around the corner! It's also #StBrigidsday, and here she is by the Irish master, Harry Clarke, in Castletownsend, #Ireland, with St Brigid's fire and an oak sprig from the tree where she founded her church in Kildare.
February 1, 2026 at 9:23 AM
It's #February! Endless January is done, and Spring is, maybe, just around the corner! It's also #StBrigidsday, and here she is by the Irish master, Harry Clarke, in Castletownsend, #Ireland, with St Brigid's fire and an oak sprig from the tree where she founded her church in Kildare.
Reposted by Catherine Duigan
I thoroughly enjoyed all the excellent talks at the Menai Suspension Bridge Bicentenary History Day today at Bangor University, where I talked about the 1930s reconstruction of the bridge and its recent history. Many thanks to the organisers and other speakers. #MenaiBridge200
January 31, 2026 at 4:37 PM
I thoroughly enjoyed all the excellent talks at the Menai Suspension Bridge Bicentenary History Day today at Bangor University, where I talked about the 1930s reconstruction of the bridge and its recent history. Many thanks to the organisers and other speakers. #MenaiBridge200
"Every leader is a bridge."
"We have learned a lot since 1826!"
Key messages from the fabulous Kerry Evans, Engineer, who cares for the #MenaiBridge today.
#womeninengineering
#MenaiBridge200
@bangoruniversity.bsky.social
"We have learned a lot since 1826!"
Key messages from the fabulous Kerry Evans, Engineer, who cares for the #MenaiBridge today.
#womeninengineering
#MenaiBridge200
@bangoruniversity.bsky.social
January 31, 2026 at 3:14 PM
"Every leader is a bridge."
"We have learned a lot since 1826!"
Key messages from the fabulous Kerry Evans, Engineer, who cares for the #MenaiBridge today.
#womeninengineering
#MenaiBridge200
@bangoruniversity.bsky.social
"We have learned a lot since 1826!"
Key messages from the fabulous Kerry Evans, Engineer, who cares for the #MenaiBridge today.
#womeninengineering
#MenaiBridge200
@bangoruniversity.bsky.social
Yes! Audience agrees that #MenaiBridge was a success during very enjoyable and convincing performance by John Cole, Menai Heritage & #Countryfile star! #Anglesey #engineering #YnysMôn #transport #IrelandWales
#MenaiBridge200 @bangoruniversity.bsky.social @angleseyhistory.bsky.social
#MenaiBridge200 @bangoruniversity.bsky.social @angleseyhistory.bsky.social
January 31, 2026 at 11:02 AM
Yes! Audience agrees that #MenaiBridge was a success during very enjoyable and convincing performance by John Cole, Menai Heritage & #Countryfile star! #Anglesey #engineering #YnysMôn #transport #IrelandWales
#MenaiBridge200 @bangoruniversity.bsky.social @angleseyhistory.bsky.social
#MenaiBridge200 @bangoruniversity.bsky.social @angleseyhistory.bsky.social
There is always someone waiting for the ferry at #Holyhead
#IrelandWales #IrishSea #migration #WelshBirding #travel #passport #Anglesey
#IrelandWales #IrishSea #migration #WelshBirding #travel #passport #Anglesey
January 30, 2026 at 4:11 PM
There is always someone waiting for the ferry at #Holyhead
#IrelandWales #IrishSea #migration #WelshBirding #travel #passport #Anglesey
#IrelandWales #IrishSea #migration #WelshBirding #travel #passport #Anglesey
A shared heritage - The opening of the Menai Bridge was big news in #Ireland - Sir Henry Parnell and some "gentlemen" came on the ferry to #Holyhead for the opening of the "stupendous work". #IrelandWales #MenaiBridge #IrishSea #engineering #transport #Wales 🚢 #Anglesey #YnysMôn #FlashbackFriday
January 30, 2026 at 1:05 PM
A shared heritage - The opening of the Menai Bridge was big news in #Ireland - Sir Henry Parnell and some "gentlemen" came on the ferry to #Holyhead for the opening of the "stupendous work". #IrelandWales #MenaiBridge #IrishSea #engineering #transport #Wales 🚢 #Anglesey #YnysMôn #FlashbackFriday
Reposted by Catherine Duigan
Two hundred years ago #OnThisDay the magnificent Menai Suspension Bridge, designed by Thomas Telford, was opened. Read more about it on my web site: www.anglesey-history.co.uk/places/bridg...
January 30, 2026 at 9:47 AM
Two hundred years ago #OnThisDay the magnificent Menai Suspension Bridge, designed by Thomas Telford, was opened. Read more about it on my web site: www.anglesey-history.co.uk/places/bridg...
In #Ireland, 1 February marks the first day of spring and the celebration of Lá Fhéile Bríde, St Brigid’s Day — a time traditionally associated with renewal, hope and new beginnings.
Here you go!
#Springtime #diversity #Imbolc #heritage #nature #StBrigidsDay #IrelandWales
youtu.be/xvkVH8sdEsU?...
Here you go!
#Springtime #diversity #Imbolc #heritage #nature #StBrigidsDay #IrelandWales
youtu.be/xvkVH8sdEsU?...
St Brigid's Day 2026
YouTube video by Department of Foreign Affairs and Trade, Ireland
youtu.be
January 29, 2026 at 10:43 AM
In #Ireland, 1 February marks the first day of spring and the celebration of Lá Fhéile Bríde, St Brigid’s Day — a time traditionally associated with renewal, hope and new beginnings.
Here you go!
#Springtime #diversity #Imbolc #heritage #nature #StBrigidsDay #IrelandWales
youtu.be/xvkVH8sdEsU?...
Here you go!
#Springtime #diversity #Imbolc #heritage #nature #StBrigidsDay #IrelandWales
youtu.be/xvkVH8sdEsU?...
Reposted by Catherine Duigan
Lovely lichens 💚
Winter is a great time for spotting lichen. They're less hidden by foliage and increased rainfall rehydrates them, giving many species of lichen a brighter and more colourful appearance.
📷 Ben Porter, Les Binns, Niall Benvie/2020VISION
Winter is a great time for spotting lichen. They're less hidden by foliage and increased rainfall rehydrates them, giving many species of lichen a brighter and more colourful appearance.
📷 Ben Porter, Les Binns, Niall Benvie/2020VISION
January 27, 2026 at 9:00 AM
Lovely lichens 💚
Winter is a great time for spotting lichen. They're less hidden by foliage and increased rainfall rehydrates them, giving many species of lichen a brighter and more colourful appearance.
📷 Ben Porter, Les Binns, Niall Benvie/2020VISION
Winter is a great time for spotting lichen. They're less hidden by foliage and increased rainfall rehydrates them, giving many species of lichen a brighter and more colourful appearance.
📷 Ben Porter, Les Binns, Niall Benvie/2020VISION
Reposted by Catherine Duigan
Shortages of water and power as well as rising air pollution in Iran are at the centre of why citizens are telling their government they want change.
Iran’s biggest centres of protest are also experiencing extreme pollution and water shortages
Shortages of water and power as well as rising air pollution in Iran are at the centre of why citizens are telling their government they want change.
tcnv.link
January 26, 2026 at 6:07 PM
Shortages of water and power as well as rising air pollution in Iran are at the centre of why citizens are telling their government they want change.
Outcast, feared, cold - The #Leper Window at St. Michael's #Church, Llanfihangel Y Pennant, allowed the suffering to see the #pulpit.
#Wales #heritage #WednesdayWindows #WindowsWednesday #architecture #Leprosy #disease #glass #community #religion #prayer #sermon
#Wales #heritage #WednesdayWindows #WindowsWednesday #architecture #Leprosy #disease #glass #community #religion #prayer #sermon
January 28, 2026 at 11:27 AM
Outcast, feared, cold - The #Leper Window at St. Michael's #Church, Llanfihangel Y Pennant, allowed the suffering to see the #pulpit.
#Wales #heritage #WednesdayWindows #WindowsWednesday #architecture #Leprosy #disease #glass #community #religion #prayer #sermon
#Wales #heritage #WednesdayWindows #WindowsWednesday #architecture #Leprosy #disease #glass #community #religion #prayer #sermon
Reposted by Catherine Duigan
Thank you #IEPAW for this thorough consideration of the challenges facing Wales’ SSSIs, and recommendations to improve their monitoring, management and protection. Delivering on these must be an urgent priority for #WelshGovernment to achieve Wales’ #30by30 ambitions.
From the Office of the Interim Environmental Protection Assessor for Wales - Important report on the potential future of protected sites in #Wales
#SSSI #nature #conservation #IEPAW #biodiversity #networks #monitoring #environment #SFS
www.gov.wales/protected-si...
#SSSI #nature #conservation #IEPAW #biodiversity #networks #monitoring #environment #SFS
www.gov.wales/protected-si...
Protected sites in Wales: report | GOV.WALES
Report by the Interim Environmental Protection Assessor for Wales (IEPAW) on protected areas in Wales.
www.gov.wales
January 28, 2026 at 9:49 AM
Thank you #IEPAW for this thorough consideration of the challenges facing Wales’ SSSIs, and recommendations to improve their monitoring, management and protection. Delivering on these must be an urgent priority for #WelshGovernment to achieve Wales’ #30by30 ambitions.