More Ocean Sustainability – Page 15
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NewsFlesh-eating bacteria found in Florida’s coastal waters following Hurricane Ian
When Hurricane Ian struck southwest Florida in September 2022, it unleashed a variety of Vibrio bacteria that can cause illness and death in humans, according to a new study.
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NewsClimate change coping mechanism discovered in humble algae
One of the building blocks of ocean life can adapt to cope with the effects of climate change, according to new research.
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CareersIn search of the perfect seaweed probiotic: Helen opens up on her Summer Placement
Helen Kehoe (22) has made some intriguing findings during her AMI-supported summer placement investigating the potential for bacteria to become biocontrol agents for seaweed aquaculture.
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NewsScientists uncover new pathway of diatom-mediated calcification
Researchers have found that the photosynthesis of a common diatom can induce substantial aragonite precipitation from artificial/natural seawater under significantly lower supersaturation levels required for the precipitation of inorganic CaCO3.
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NewsGenetically modified bacteria break down plastics in saltwater
Researchers have genetically engineered a marine microorganism to break down plastic in salt water - specifically, polyethylene terephthalate (PET), a plastic used in everything from water bottles to clothing.
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NewsPolar experiments reveal seasonal cycle in Antarctic sea ice algae
A new study provides the first measurements of how sea-ice algae and other single-celled life adjust to seasonal changes, offering clues to what might happen as this environment shifts under climate change.
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NewsResearchers discover genes behind AMR in deadly superbug infections
Australian researchers have uncovered new genetic insights into Staphylococcus aureus, revealing what makes the bacterium so dangerous when it enters the blood.
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NewsAI method refines biome labeling for microbial community samples
Researchers have introduced Meta-Sorter, an AI-based method that leverages neural networks and transfer learning to significantly improve biome labeling for thousands of microbiome samples in the MGnify database.
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NewsLarge numbers of sea lions found dead in South America due to bird flu
Large numbers of sea lions have been found dead along the Argentinian coast as a result of avian influenza.
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NewsPost-Idalia floodwaters may harbour flesh-eating bacteria
Following the devastation of Hurricane Idalia, health authorities are urgently cautioning beachgoers to remain vigilant as floodwaters may harbour Vibrio vulnificus, a rare and deadly flesh-eating bacterium.
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NewsNew species of marine bacteria isolated from a deep-sea cold seep
Scientists have isolated a new species of marine bacteria that multiplies by a unique budding mechanism and releases viruses to facilitate nitrogen metabolism.
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NewsHistoric red tide event of 2020 fuelled by plankton super swimmers
The swimming ability of dinoflagellates lends them a competitive advantage over other plankton species, contributing to harmful algal blooms.
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NewsEfficient oil-eating bacteria cooperate to maximize dining capacity
Researchers find an oil-degrading bacterium Alcanivorax borkumensis forms biofilms that consume the oil by surrounding and adhering strongly to the oil-water interface.
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NewsWaste colonies yield bacterium with 3 enzymes that may break down polyester
Scientists have enriched expanded polystyrene waste from a beach in Ireland to isolate a bacterium which proved to contain three enzymes that could break down polyester.
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NewsShell-building strategies could be key in climate models
A scientist investigating how single-celled organisms discovered how to build a ‘shell’ around their single cell says it could help predict how the calcium balance in the oceans will change under the influence of the changing climate.
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NewsAlgae pass on nutrients to coral host by degrading own cell wall
Researchers have identified a new pathway by which sugar is released by symbiotic algae, involving the largely overlooked cell wall.
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NewsWhale shark health relies on habitat, diet – and the right mix of microbes
Scientists from around the world have collaborated to sample microbes on the skin surface of the world’s largest fish – the whale shark (Rhincodon typus) – at five of the most famous diving sites around the world.
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NewsResearchers using synthetic microbiomes to protect aquatic communities from bacteria
Scientists have been awarded a grant to create synthetic microbiomes – communities of microorganisms – that will better protect aquatic environments from bacteria.
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NewsDiazotrophs show nitrogen fixation hotspots in Atlantic seaweed communities
A new study examining nitrogen fixation among diazotrophs – microorganisms that can convert nitrogen into usable form for other plants and animals – has found significant hotspots in sargassum communities.
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NewsA floating sponge could help remove harmful algal blooms
A floating sponge in a charcoal-like powder and paired with an oxidizing agent destroys over 85% of algal cells from lake and river water samples.