Mar Garcia Pastor
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margarciapastor.bsky.social
Mar Garcia Pastor
@margarciapastor.bsky.social
Biologist from the Universitat de Barcelona, currently studying Oceanography and Marine Environment Management.
My main interests focus on diatoms and metabarcoding, exploring their ecological roles and significance in marine ecosystems.
Reposted by Mar Garcia Pastor
🚨 Fishers are sounding the alarm on a catastrophic collapse in shellfish numbers in Spain. Some stocks have fallen by as much as 90% in only a few years 📉

The #climatecrisis is already threatening our ocean & coastal communities. We must act before it's too late.
www.theguardian.com/world/2025/j...
Spanish fishers in Galicia report ‘catastrophic’ collapse in shellfish stocks
Climate crisis and pollution reported as possible reasons for dramatic fall in numbers of cockles, clams and mussels
www.theguardian.com
January 29, 2025 at 1:07 PM
Reposted by Mar Garcia Pastor
PapersBiologiaUB-@irbio-ub.bsky.social%C2%A0%7C" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#PapersBiologiaUB-@irbio-ub.bsky.social | 🪸 Neix la Octocoral Trait Database, una base de dades global d’octocoral·laris amb més de 97500 observacions per entendre millor els ecosistemes coral·lins i com gestionar-los davant el canvi global.
Daniel Gómez-Gras (@danigomezgras.bsky.social)
Since 2016, the Coral Trait Database (www.coraltraits.org) has contributed to the advancement of coral reef science globally. However, data on #octocorals —key components of many coral ecosystems— was missing... until NOW. 🎉 The Octocoral Trait Database is here! 👇 rdcu.be/d6qpy https://rdcu.be/d6qpy
bsky.app
January 27, 2025 at 8:02 AM
Reposted by Mar Garcia Pastor
Sabies que l’absorció de llum pel fitoplàncton pot revelar l’estat de salut d’un riu o pantà? 🏞️

📸 Laura Carrau (www.lauracarrau.com, Mileva Films).
January 22, 2025 at 9:51 AM
Reposted by Mar Garcia Pastor
Els microplàstics són un problema global i també arriben a llocs tan pristins com l'Antàrtida. Un dels nostres objectius és estudiar-los a zones amb diferents pressions antròpiques.
@ub.edu @biologiaub.bsky.social
January 22, 2025 at 3:18 PM
Reposted by Mar Garcia Pastor
🌊 In the Baltic Sea, #BaltVib ( #BiodivClim) found salinity crucial for microbiota in Zostera marina (eelgrass) beds. Higher salinity increased eelgrass height, impacting sediment microbiota.
Low impact of Zostera marina meadows on sediment and water microbiota under brackish conditions - Environmental Microbiome
Background Zostera marina is an important ecosystem engineer influencing shallow water environments and possibly shaping the microbiota in surrounding sediments and water. Z. marina is typically…
doi.org
January 24, 2025 at 12:45 PM
Reposted by Mar Garcia Pastor
In this study, researchers demonstrate that diatom DNA metabarcoding can provide consistent freshwater biomonitoring results across labs, emphasising the need for standardised protocols.

doi.org/10.3897/mbmg...
Proficiency testing and cross-laboratory method comparison to support standardisation of diatom DNA metabarcoding for freshwater biomonitoring
DNA metabarcoding of benthic diatoms has been successfully applied for biomonitoring at the national scale and can now be considered technically ready for routine application. However, protocols and m...
doi.org
January 24, 2025 at 8:28 AM
Reposted by Mar Garcia Pastor
Deep sea life is definetely one of the best gold mines of creature inspiration! When I wanna dip into other sources of creature design I'd recommend micro fauna, diatoms/radiolaria, and prehistoric life cause anatomy just hadn't gotten it down just right yet!
January 6, 2025 at 5:43 AM