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UrduUsing data collected on the Khaled bin Sultan Living Oceans Foundation’s Global Reef Expedition, scientists identify which natural and anthropogenic factors are most likely to lead to healthy reefs
Tag: FISHERIES/AQUACULTURE
Climate change threatens food security of many countries dependent on fish
Millions of people in countries around the world could face an increased risk of malnutrition as climate change threatens their local fisheries.
Save Our Seas Foundation announces a record 61 grants for 2021
The Save our Seas Foundation is celebrating an overwhelming number of applications and awards. This heralds a hopeful new cohort of ocean conservationists, young scientists and local initiatives being supported to make a positive change for our planet.
How fishing communities are responding to climate change
Wellesley professor examines how fishers are adapting to climate-related changes in species distribution and location
Predicting the future of cod
Hereon scientists develop new fisheries management planning tool — fewer stocks expected
How can ‘shark dandruff’ contribute to coral reef conservation?
For 400 million years, shark-like fishes have prowled the oceans as predators, but now humans kill 100 million sharks per year, radically disrupting ocean food chains. Based on microscopic shark scales found on fossil- and modern coral reefs in Caribbean…
Seabird colony creates ‘halo’ of depleted fish stocks
A vast seabird colony on Ascension Island creates a “halo” in which fewer fish live, new research shows. Ascension, a UK Overseas Territory, is home to tens of thousands of seabirds – of various species – whose prey incudes flying…
Guadalupe fur seals continue to recover as new colony discovered
Guadalupe fur seals ( Arctocephalus townsendi ) have established a large resting colony in the Gulf of California–bringing the total number of sites where this endangered species now occurs to just four. This new haul-out was discovered on El Farallón…
Why are some fish warm-blooded? Predatory sharks gain speed advantage
New research from marine biologists offers answers to a fundamental puzzle that had until now remained unsolved: why are some fish warm-blooded when most are not? It turns out that while (warm-blooded) fish able to regulate their own body temperatures…
Is global plastic pollution nearing an irreversible tipping point?
Common press release: Stockholm University, Norwegian Geotechnical Institute, Alfred Wegener Institute Helmholtz Centre for Polar and Marine Research, Helmholtz Centre for Environmental Research
Application of postbiotics science and technology
Postbiotics: Science, Technology, and Applications explains essential and practical knowledge about postbiotics. Chapters cover the definition and classification of postbiotics, principal methods for preparing them, information about the main post biotic constituents and their biological activities and their clinical health…
Predicting the spread of invasive carp using river water flows
University of Missouri engineers are partnering with the US Geological Survey to better understand how to stop invasive carp from damaging both the economy and the environment
Study reveals bycatch risk for dolphins and porpoises in global small-scale fisheries
A new study by Newcastle University shows that the risk of dolphins and porpoises being caught in small-scale (artisanal) fisheries is highest in low- and middle-income regions around the tropics and sub-tropics
Baltic herring larvae appear earlier and grow faster due to climate change
Data collected for over two decades shows that rising Baltic Sea water temperature is one of the main factors in the increasingly earlier appearance and faster growth of Baltic herring larvae. Baltic herring ( Clupea harengus membras ) is commercially…
Aquaponics treatment system inspired by sewage plants grows tastier crops and keeps fish healthy
Researchers develop a novel fish waste treatment system that breaks down fish sludge and turns nutrients from fish waste into an effective fertilizer for plants
Pollutant concentration increases in the franciscana dolphin
One of the smallest and most threatened dolphin species worldwide
Discovery of ray sperms’ unique swimming motion and demonstration with bio-inspired robot
It is generally agreed that sperms “swim” by beating or rotating their soft tails. However, a research team led by scientists from City University of Hong Kong (CityU) has discovered that ray sperms move by rotating both the tail and…
For bay oysters, protection plus restoration creates healthiest reefs
Underwater videos reveal thriving reefs and provide scientists a quick, low-cost method to rate habitats
New dipping solution turns the whole fish into valuable food
When herring are filleted, more than half their weight becomes a low-value ‘side stream’ that never reaches our plates – despite being rich in protein and healthy omega-3 fatty acids. Now, scientists from Chalmers University of Technology, Sweden, have developed…
Research establishes safe water thresholds for antimicrobials, to help mitigate resistance
Researchers have made progress towards a G7 commitment to establish safe standards for the release of antimicrobials into the environment, by developing a new framework that establishes safe thresholds
UN: More harmful algal bloom impacts emerge amid rising seafood demand, coastal development
UNESCO IOC delivers 1st global assessment report after 7 years’ work by 109 experts in 35 countries, creating a baseline to detect and gauge the changing distribution, frequency, and intensity of harmful — often poisonous — algal blooms
Global youth draft ‘Blue New Deal’ to protect oceans: ‘Time to end generational injustice’
Seek public comment on global youth crowd-sourced ocean policy framework to balance ocean, human, climate, and economic health
Fungus creates a fast track for carbon
Stanford scientists find epidemics of fungal infections in algae alter carbon cycling
Looking for mussels? A dog just might be your best friend for that, too
It is estimated that canines possess up to 300 million olfactory receptors in their nose, compared to about 6 million in humans. Not only that, but the part of a dog’s brain devoted to analyzing smells is about 40 times…
New technology ‘listens’ for endangered right whales
One of the world’s most endangered whale species could have added protection from threats posed by human marine activity, through technology developed by the University of East Anglia (UEA). In partnership with the Scottish Association for Marine Science (SAMS) and…
URI scientists discover function of microbes living in oysters
Research may inform coastal management, ecosystem health, aquaculture
Protect the sea, neglect the people? Social impact of marine conservation schemes revealed
As G7 governments renew commitments to protecting marine spaces and biodiversity, global conservation initiatives such as 30×30 are feared to pay too little attention to the livelihood impacts on communities Close-up inspection of an upcoming marine conservation area in Cambodia…
World’s lakes losing oxygen rapidly as planet warms
Changes threaten biodiversity and drinking water quality
Plastic in Galapagos seawater, beaches and animals
Plastic pollution has been found in seawater, on beaches and inside marine animals at the Galapagos Islands. A new study – by the University of Exeter, Galapagos Conservation Trust (GCT) and the Galapagos Science Center – found plastic in all…
Declining biodiversity in wild Amazon fisheries threatens human diet
Similar trends are seen around the world
Global Fishing Watch launches new technology to enhance ocean management
Groundbreaking portal harnesses open data and machine learning to help transform management and research for critical marine areas
NTU Singapore scientists turn aquaculture waste into new biomaterial for tissue repair
Scientists at Nanyang Technological University, Singapore (NTU Singapore) have developed a new biomaterial made entirely from discarded bullfrog skin and fish scales that could help in bone repair. The porous biomaterial, which contains the same compounds that are predominant in…
Large amounts of mercury released under southwest Greenland ice sheet
Mercury pollution is an issue of global concern due to its toxic effects. High levels have already been measured in Arctic organisms – with worrying effects on ecosystems and the food chain. So far, the Greenland Ice Sheet has not…
Salmon virus originally from the Atlantic, spread to wild Pacific salmon from farms: Study
Study finds Piscine orthoreovirus (PRV) is now almost ubiquitous in salmon farms in British Columbia, Canada.
“Scuba-diving” lizards use bubble attached to snout to breathe underwater
BINGHAMTON, N.Y. – A team of evolutionary biologists including faculty at Binghamton University, State University of New York have shown that some Anolis lizards, or anoles, have adapted to rebreathe exhaled air underwater using a bubble clinging to their snouts…
New study shows never before seen nutrient exchanges between algae and bacteria
Research co-led by Newcastle University has shed new light on important microscopic scale interactions between algae and bacteria predicated on the mutually beneficial exchange of nutrients.
New fishing tech may pose risks to fisheries, says study co-authored by UMass researcher
Scientists need to work closely with resource management agencies to assess impacts
Biodiversity devastation: Human-driven decline requires millions of years of recovery
A new study shows that the current rate of biodiversity decline in freshwater ecosystems outcompetes that at the end-Cretaceous extinction that killed the dinosaurs: damage now being done in decades to centuries may take millions of years to undo. The…
What makes some oysters more resilient than others?
New research by Louisiana State University biologists offers insight into this commercially important species
Survival of migrating juvenile salmon depends on stream flow thresholds
New understanding of relationship between stream flows and salmon survival provides a critical tool for balancing water needs in the highly managed Sacramento River
Can fisheries benefit from biodiversity and conserve it too?
A new study, by researchers from Simon Fraser University and the Department of Fisheries and Oceans, reveals the trade-offs of fish biodiversity–its costs and benefits to mixed-stock fisheries–and points to a potential way to harness the benefits while avoiding costs to fishery performance.
Cayman Islands sea turtles back from the brink
Sea turtles in the Cayman Islands are recovering from the brink of local extinction, new research shows. Monitoring from 1998-2019 shows loggerhead and green turtle nest numbers increased dramatically, though hawksbill turtle nest numbers remain low. In the first counts…
An animal able to regenerate all of its organs even when it is dissected into three parts
A surprising discovery in the Gulf of Eilat
The CNRS 2021 Innovation Medal laureates
Antoine Aiello, Nora Dempsey, François Jérôme and Amanda Silva Brun are the four recipients of the CNRS 2021 Innovation Medal. Created 10 years ago, this distinction honours people whose outstanding research has led to significant technological, economic, therapeutic or social…
Floating gardens as a way to keep farming despite climate change
Bangladesh’s historic farming systems could offer a way forward
Tilapias are not precocious, they are just resilient
Tilapias living in crowded aquaculture ponds or small freshwater reservoirs adapt so well to these stressful environments that they stop growing and reproduce at a smaller size than their stress-free counterparts. A new study by researchers at the University of…
International study shows alternative seafood networks provided resiliency during pandemic
Local alternative seafood networks (ASNs) in the United States and Canada, often considered niche segments, experienced unprecedented growth in the early months of the COVID-19 pandemic while the broader seafood system faltered, highlighting the need for greater functional diversity in…
Revealing meat and fish fraud with a handheld ‘MasSpec Pen’ in seconds
Meat and fish fraud are global problems, costing consumers billions of dollars every year. On top of that, mislabeling products can cause problems for people with allergies, religious or cultural restrictions. Current methods to detect this fraud, while accurate, are…
Pew names 9 marine fellows to advance global ocean conservation
Projects focus on fisheries, coral reef restoration, marine protected areas, the ocean economy, and more
Seagrasses turn back the clock on ocean acidification
Expansive study shows seagrass meadows can buffer ocean acidification