DASSH

@dassh-at-the-mba

The Archive for Marine Species and Habitats Data are a flagship initiative of the Marine Biological Association @thembauk.bsky.social , and are accredited through the Marine Environmental Data and Information Network (MEDIN)

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DASSH@dassh-at-the-mba· 16d

👀 iNaturalist Observation of the Month 📷 This month's standout sighting comes from iNaturalist user elegaer, who recorded a leopard-spotted goby (Thorogobius ephippiatus) in Corran, Fort William. 🐟 Think you've spotted something exciting? Share it on iNaturalist: https://uk.inaturalist.org/home

DASSH@dassh-at-the-mba· 19d

💙 Sea Spectacles: July Factsheet 🌊 This month we’re shining a spotlight on the Atlantic bluefin tuna – one of the ocean’s most impressive fish. Known for its incredible speed, long-distance migrations and recent return to UK waters. @thembauk.bsky.social @nmbluk.bsky.social

DASSH@dassh-at-the-mba· 23d

Senior Data Officer, Julie, captured this photo of a compass jellyfish with juvenile fish sheltering beneath its bell. Among the tentacles, they gain protection from predators, using the jellyfish as a drifting refuge. 🪼🐟 Log your wildlife sightings on iNaturalist 👉 https://uk.inaturalist.org/

DASSH@dassh-at-the-mba· 26d

🌊🦀 Join @therockpoolproject.bsky.social at the Community BioBlitz Festival 2026! 📍 Porthpean Outdoor Education Centre 📅 29th-30th August Help record Cornwall's coastal wildlife during this free 24-hour event. 🎟️ Tickets and more information: http://bit.ly/4gCSAke @thembauk.bsky.social

DASSH@dassh-at-the-mba· Jul 16

🪸 Hidden treasures in Par's rockpools! Senior Data Officer Julie spotted a yellow skirt slug (Okenia elegans) 💛 on Spit Beach. Listed by the NBN as a Nationally Rare Species, it's proof that even a casual rockpool can uncover remarkable wildlife. Record your observations: https://uk.inaturalist.org/

DASSH@dassh-at-the-mba· Jul 7

❗Warning: This course may lead to excessive enthusiasm for data governance❗ Registration is open for MEDIN's FREE Marine Data Management, Governance & Toolset training. Build your marine data skills and become a data champion! 👉 https://medin.org.uk/ @thembauk.bsky.social

DASSH@dassh-at-the-mba· Jul 2

🌊 New data has just dropped! 📊 We've recently published 7 new marine biodiversity datasets on the DASSH mapper... 🦀 4 datasets from DAERA 🌱 1 dataset from NatureScot 🪸 2 datasets from @thembauk.bsky.social Dive in and discover - https://www.dassh.ac.uk/dasshmapper

DASSH@dassh-at-the-mba· Jun 30

👀 iNaturalist Observation of the Month 📷 @beccamace spotted a common seal (Phoca vitulina) at Flamborough Outer Headlands 🦭 Jun-Jul is pupping season, so if you're lucky enough to spot common seals along the coast, remember to keep a safe distance. 👉 https://uk.inaturalist.org @thembauk.bsky.social

DASSH@dassh-at-the-mba· Jun 25

💙 Sea Spectacles: June Factsheet 🌊 This month we’re diving into the fascinating world of the Atlantic bobtail squid! From its clever use of symbiotic bioluminescent bacteria to its unique way of hiding in the sand, this tiny cephalopod is full of remarkable adaptations. @thembauk.bsky.social

DASSH@dassh-at-the-mba· Jun 18

🦀 Help us name our newest team member! 🦀 Meet our Chinese mitten crab cuddly toy, gifted to DASSH by former Data Officer Lizi 💙 It’s missing one thing—a name! Got a suggestion? Comment below 👇 Real mitten crabs are invasive in UK waters. Seen one? Report it 👉 dassh.enquiries@MBA.ac.uk

DASSH@dassh-at-the-mba· Jun 16

New data available to explore via the DASSH Mapper: 🦪 FISP oyster aquaculture studies (2022–2024) 🌿 Helford intertidal transects (1986–1999) 🌍 Falmouth Bay & Estuaries conservation overview (1996) 🐚 Antony Lynher Estuary survey of Crassostrea gigas (2014) 👉 www.dassh.ac.uk/dasshmapper

DASSH@dassh-at-the-mba· Jun 5

🌊 Now live: Marine Research Plymouth Alliance film Great to see the @thembauk.bsky.social featured! A snapshot of collaboration between @pml.ac.uk, @plymuni.bsky.social & MBA - driving world-leading ocean research. 🎥 Watch here: www.youtube.com/watch?v=HypG...

DASSH@dassh-at-the-mba· Jun 4

New data just dropped 📊🌊 In the past month we’ve published 13 open-access marine biodiversity datasets through Marine Recorder Online: 🔹 6 Seasearch 🔹 1 Natural England 🔹 1 NatureScot 🔹 5 DAERA Explore them all on the DASSH Mapper 👉 https://www.dassh.ac.uk/dasshmapper @thembauk.bsky.social

DASSH@dassh-at-the-mba· May 31

👀 iNaturalist Observation of the Month 📷 Bottlenose dolphins (Tursiops truncatus) spotted near Roker Pier, Sunderland by Tony Parker (funkyt1973)! 🐬🌊 Intelligent, playful, and up to 4m long, these dolphins are a joy to see. Record your sightings 👉 https://buff.ly/48wRAPI @thembauk.bsky.social

DASSH@dassh-at-the-mba· May 28

We’re pleased to share that DASSH is now a provisional member of the FIDELIS TDR Network 🎉 FIDELIS is a European initiative working to strengthen data repository ecosystems through shared frameworks for policies and workflows 🌍 Learn more 👉 https://eden-fidelis.eu/ #DASSH #MarineBiodiversity

DASSH@dassh-at-the-mba· May 26

💙 Sea Spectacles: May Factsheet 🌊 This month we're shining a spotlight on the common cuttlefish - from its impressive intelligence and problem-solving abilities to it's remarkable hunting skills and short but fascinating life cycle. Dive in and discover what makes this species so extraordinary!

DASSH@dassh-at-the-mba· May 22

🐙🐚 Happy International Day for Biodiversity! 🐟🦑 Today (22nd May) we’re celebrating the amazing variety of life on Earth 🌍 Join iNaturalist’s project (15th–31st May) & share your observations 👉 https://www.inaturalist.org/projects/idb-2026-acting-locally-for-global-impact/join @thembauk.bsky.social

DASSH@dassh-at-the-mba· May 18

🌊 National BioBlitz 2026 🌿 Join 23rd–31st May to record wildlife, learn new skills & support citizen science with The Rock Pool Project. Everyone can take part! Register here 👉 https://www.therockpoolproject.co.uk/national-bioblitz @thembauk.bsky.social @therockpoolproject.bsky.social

DASSH@dassh-at-the-mba· May 15

🌊 EMODnet Biology Annual Meeting 🌍 Chloe Figueroa Ashforth represented the MBA in Santander (6–7 May), collaborating with European partners on marine biodiversity data. The MBA Data Team supports EMODnet Biology, helping make high-quality data accessible for research & sustainable ocean management.

DASSH@dassh-at-the-mba· May 13

Ellen (DASSH Data Officer) & Dan (Head of Data & Info) were in Montpellier for #BioMonWeek26 🌍 Ellen presented Defra-funded offshore wind monitoring data work, while Dan covered data tools & chaired GBIF/OBIS and marine data sessions. Here’s a glimpse of the conference & sunny Montpellier 🌞

DASSH@dassh-at-the-mba· May 11

Time is running out to celebrate those who are strengthening our understanding of the UK’s natural world. Nominate a #Wildlife recorder for the @nbntrust.bsky.social #NBNawards26 before 18th May. Just answer a few simple questions in the 7 Award categories https://bit.ly/NBNawards26nominations

DASSH@dassh-at-the-mba· May 4

#WildlifeRecording is vital for #ConservationUK. Who are your recording heroes? Nominate them for @nbntrust.bsky.social #NBNawards26 7 categories: https://bit.ly/NBNawards26nominations Deadline-18th May. @nbntrust.bsky.social

DASSH@dassh-at-the-mba· Apr 30

👀 iNaturalist Observation of the Month 📷 A brilliant find by Brittasaffron: a sea lemon (Archidorus pseudoargus) near Plymouth 🍋🌊 This lumpy sea slug blends in with sponges it feeds on, and isn’t always yellow! ID your finds with iNaturalist 👉 https://buff.ly/48wRAPI Photo by: Britta Saffron Holmes

DASSH@dassh-at-the-mba· Apr 21

🌊 Sea Spectacles: April Factsheet 🐙 This month we’re shining a spotlight on the common octopus - from its fascinating behaviour and life cycle to why it’s been making waves closer to home recently. Dive in and discover what makes this species so remarkable!

DASSH@dassh-at-the-mba· Apr 10

We’ve just published a new blog post on iNaturalist UK about the recent Orca sightings in Cornwall, featuring the iconic individuals John Coe and Aquarius. Take a look here 👉 https://uk.inaturalist.org/blog/127644-iconic-orcas-john-coe-and-aquarius-sighted-in-cornwall Photo by: Gill Fisher

DASSH@dassh-at-the-mba· Mar 31

👀 iNaturalist Observation of the Month goes to Nova Patch for spotting a common whelk (Buccinum undatum) egg capsule at Sutton South, Dublin! 🐚✨ These spongy, foam-like capsules often wash ashore after hatching and are frequently mistaken for plastic litter 👉 buff.ly/48wRAPI Photo by: Nova Patch

DASSH@dassh-at-the-mba· Mar 30

🌊🪸 Welcome back to Sea Spectacles! 🐟🪼 March’s featured species is the Minke Whale, the smallest of the baleen whales! 🐋✨ Did you know that Minke whales are known for their curiosity, and will approach boats, a behaviour that makes them favourites among whale‑watchers! 📸 Photo by Sam Plowright

DASSH@dassh-at-the-mba· Mar 20

🎉🎂 iNaturalist turns 18 this weekend! 🎂🎉 From March 20th–23rd, head outside and share observations of your favourite species. Big or small, common or unusual - every observation helps us learn more about nature. 💚 Join the birthday fun 🎈 buff.ly/RiXskgH #iNaturalistUK #iNatBirthday

DASSH@dassh-at-the-mba· Mar 13

🎉🌿 iNaturalist is turning 18! 🌿🎉 Join the global Birthday Project 20th-23rd March by getting outside and observing your favourite species. 🐝🪱🦎 If it crawls, buzzes, slithers, swims, or sprouts-share it with the iNaturalist community! 🎈 👉 Get ready to explore: buff.ly/RiXskgH #iNaturalistUK

DASSH@dassh-at-the-mba· Feb 28

🌊🪸 Welcome back to Sea Spectacles! 🐟🪼 February’s species is the Risso’s Dolphin, a striking deep‑water mammal known for it's lively surface behaviour🐬✨ Did you know Risso’s dolphins collect many pale scars throughout their lives causing adults to appear almost completely white? 📸 Sam Plowright