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Fish diversity documented in Switzerland"s rivers

In a major survey of Swiss rivers and streams, more than 50 different fish species were recorded. For the first time, more than one species was also found in the case of smaller types of fish such as the bullhead. In Progetto Fiumi, riverine fish wer.....»»

Category: topSource:  physorgMar 29th, 2023

Exceptional new fish fossil sparks a rethink of how Earth"s geology drives evolution

Coelacanths are deep-sea fish that live off the coasts of southern Africa and Indonesia and can reach up to two meters in length. For a long time, scientists believed they were extinct......»»

Category: topSource:  physorgRelated NewsSep 15th, 2024

Temperature fluctuations found to mar fish quality of large yellow croaker

Large yellow croaker is a highly nutritious and economically valuable mariculture species, but its perishable nature poses significant challenges in storage and transport. Cold chain logistics play a crucial role in maintaining seafood quality, but f.....»»

Category: topSource:  physorgRelated NewsSep 13th, 2024

Ethics of biobanking for conservation: Researchers adjust ethical assessment tool for the use of genome research banks

In the face of the global biodiversity crisis, more and more biobanks are being set up to safeguard and potentially restore genetic diversity. Preserved tissue or cells allow scientists and conservationists to overcome spatial and even temporal fragm.....»»

Category: topSource:  physorgRelated NewsSep 13th, 2024

Study shows microbial diversity differences in volcanic cones and craters

Volcanic activity alters the Earth's surface and promotes the development of new ecosystems, providing valuable models for studying soil formation processes such as microbial composition and vegetation succession. Increasing evidence suggests that so.....»»

Category: topSource:  physorgRelated NewsSep 13th, 2024

Experimental evidence links plant diversity to ecosystem multifunctionality through multitrophic diversity

A study led by Prof. Liu Xiaojuan from the Institute of Botany of the Chinese Academy of Sciences (IBCAS) has demonstrated that the association between multitrophic diversity and ecosystem multifunctionality is stronger than the relationship between.....»»

Category: topSource:  physorgRelated NewsSep 13th, 2024

Hawk-eyed photographer snaps threatened bird feared lost

A hawk-eyed photographer has thrilled scientists by snapping a threatened bird of prey in Papua New Guinea, more than five decades since it was last officially documented, the World Wildlife Fund said Friday......»»

Category: topSource:  physorgRelated NewsSep 13th, 2024

Studies on pigeon-guided missiles, swimming abilities of dead fish among Ig Nobles winners

A study that explores the feasibility of using pigeons to guide missiles and one that looks at the swimming abilities of dead fish were among the winners Thursday of this year's Ig Nobels, the prize for comical scientific achievement......»»

Category: topSource:  physorgRelated NewsSep 13th, 2024

Lakes drying up leave Greeks in despair

Lake Koronia, one of largest in Greece, is shrinking after a prolonged drought and a summer of record-breaking temperatures, leaving behind cracked earth, dead fish and a persistent stench......»»

Category: topSource:  physorgRelated NewsSep 13th, 2024

Researchers reveal presence of microplastics in large pelagic fish in the Mediterranean

A research study co-led by the University of Barcelona and the Institute of Marine Sciences (ICM, CSIC), together with the Spanish Institute of Oceanography (IEO, CSIC), has revealed the worrying presence of microplastics in the stomachs of swordfish.....»»

Category: topSource:  physorgRelated NewsSep 12th, 2024

New fossil fish species scales up evidence of Earth"s evolutionary march

Climate change and asteroids are linked with animal origin and extinction—and plate tectonics also seems to play a key evolutionary role, "groundbreaking" new fossil research reveals......»»

Category: topSource:  physorgRelated NewsSep 12th, 2024

Decoding Atractylodes lancea: A genomic journey through adaptation and metabolism

The cultivation of high-quality medicinal plants like Atractylodes lancea involves intricate genetic processes influenced by environmental factors. Despite its extensive use in traditional medicine, the genetic basis and metabolomic diversity of A. l.....»»

Category: topSource:  physorgRelated NewsSep 11th, 2024

Cleaner wrasse check their body size in mirror before deciding whether to fight, research demonstrates

An Osaka Metropolitan University-led team has demonstrated that bluestreak cleaner wrasse (Labroides dimidiatus) check their body size in a mirror before choosing whether to attack fish that are slightly larger or smaller than themselves......»»

Category: topSource:  physorgRelated NewsSep 11th, 2024

More than maps: New atlas captures the state of global river systems through human context

The word "atlas," may conjure images of giant books chock full of maps and a dizzying array of facts and figures. However, the new book "The World Atlas of Rivers, Estuaries, and Deltas" tells the story of these waterways long before human interventi.....»»

Category: topSource:  physorgRelated NewsSep 10th, 2024

Thanks to humans, Salish Sea waters are too noisy for resident orcas to hunt successfully

The Salish Sea—the inland coastal waters of Washington and British Columbia—is home to two unique populations of fish-eating orcas, the northern resident and the southern resident orcas. Human activity over much of the 20th century, including red.....»»

Category: topSource:  physorgRelated NewsSep 10th, 2024

X-ray footage shows how Japanese eels escape from a predator’s stomach

It took escaping eels 56 seconds on average to free themselves from death. Enlarge / "The only species of fish confirmed to be able to escape from the digestive tract of the predatory fish after being captured.” (credit: Hasega.....»»

Category: topSource:  arstechnicaRelated NewsSep 10th, 2024

Legislation to protect fish in Brazil could have opposite effect

A new law aimed at the protection of migratory fish in Brazil's Pantanal wetlands will harm thousands of local and Indigenous fishers, and puts the environment at greater risk from infrastructure development, finds a new study by a UCL researcher and.....»»

Category: topSource:  informationweekRelated NewsSep 9th, 2024

Diet change for more sustainable finfish aquaculture

As the cost of fish oil continues to rise, Australian aquaculture operators are looking for safe and more sustainable sources for healthy formulated feed in order to expand commercial production of the popular yellowtail kingfish......»»

Category: topSource:  theglobeandmailRelated NewsSep 9th, 2024

The challenge of LGBTQI+ inclusion at Big Four firms

The Big Four firms are eager to adopt progressive positions in support of diversity, but it doesn't always play out in reality for staff......»»

Category: topSource:  theglobeandmailRelated NewsSep 9th, 2024

How Front Range cow waste and car exhaust are hurting Rocky Mountain National Park"s ecosystem

For decades, gases from car exhaust and cow waste have drifted from Colorado's Front Range to harm plants, fish and wildlife in Rocky Mountain National Park, and while a decades-long effort to slow the damage is working, it's not moving as quickly as.....»»

Category: topSource:  physorgRelated NewsSep 9th, 2024

Tagged fish help scientists improve restoration efforts

NOAA scientists are collaborating with some unique partners to learn more about how several Chesapeake Bay species use natural and restored areas near Poplar Island, on Maryland's Eastern Shore......»»

Category: topSource:  physorgRelated NewsSep 6th, 2024