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Senegal looks to aquaculture as fish stocks dwindle

The Senegalese town of Kayar sits on the doorstep of the vast Atlantic Ocean, but it is a farm located further inland that provides part of its fish production......»»

Category: topSource:  physorgOct 3rd, 2024

Kingfish adapting to shark tourism, finds study

One of South Australia's most popular game fish, yellowtail kingfish, have become a side attraction for tourists diving with white sharks at Australia's only cage-diving site......»»

Category: topSource:  physorgRelated NewsJul 19th, 2023

Large fish more vulnerable to climate change-induced fish kills, study finds

Climate change-induced droughts and fish kills affect larger fish more severely than they affect smaller individuals, according to new research......»»

Category: topSource:  physorgRelated NewsJul 18th, 2023

The armor of armored fish started out as part of the nervous system

Cells from the developing spinal cord make the sturgeon's bony, armored plates. Enlarge / The cells that go on to form the armor on the flanks of the sturgeon start out as part of the nervous system. (credit: Jay Fleming).....»»

Category: topSource:  arstechnicaRelated NewsJul 18th, 2023

Effects of formulated diets on muscle quality and fiber characteristics of largemouth bass

The largemouth bass (Micropterus salmoides) is a perciform species native to the United States. It was introduced to China in 1983 and has since become extensively cultivated worldwide as a commercially valuable fish. In China alone, annual productio.....»»

Category: topSource:  physorgRelated NewsJul 18th, 2023

Scientists create high-quality chromosome-level reference genome of Chelidonichthys spinosus

Chelidonichthys spinosus, commonly known as the spiny red gurnard in the order Scorpaeniformes, is a typical migratory fish that undertakes offshore overwintering migrations in late autumn and early winter, and returns to nearshore areas for spawning.....»»

Category: topSource:  physorgRelated NewsJul 18th, 2023

It"s sewage, not fertilizer fueling nitrogen surge in Florida"s Indian River Lagoon

From recurring harmful algal blooms—including brown tides—to catastrophic seagrass losses, fish kills and unusual marine mammal deaths—including the threatened Florida manatee—the Indian River Lagoon is environmentally distressed. For decades.....»»

Category: topSource:  physorgRelated NewsJul 18th, 2023

The "kidneys of Kolkata": Indian wetlands under threat

Wetlands just outside India's Kolkata have for generations provided tons of food daily and thousands of jobs as they filter sewage through fish ponds—but rapid urbanization is threatening the ecosystem......»»

Category: topSource:  physorgRelated NewsJul 18th, 2023

How fish evolved their bony, scaly armor

About 350 million years ago, your evolutionary ancestors—and the ancestors of all modern vertebrates—were merely soft-bodied animals living in the oceans. In order to survive and evolve to become what we are today, these animals needed to gain so.....»»

Category: topSource:  physorgRelated NewsJul 17th, 2023

It’s crafty, fish-stealing sharks vs. anglers in NatGeo’s Bull Shark Bandits

Depredation behavior offers evidence that bull sharks are more intelligent than we thought. Enlarge / Spydro camera image of a bull shark stealing a fish on the team's line. (credit: National Geographic) Weipa is a small.....»»

Category: topSource:  arstechnicaRelated NewsJul 16th, 2023

Pets do not significantly benefit the emotional health of owners with severe mental illness, study shows

A new study published in the CABI journal Human-Animal Interactions suggests that companion animals—including dogs, cats, fish and birds—do not significantly benefit the emotional health of owners with severe mental illness......»»

Category: topSource:  physorgRelated NewsJul 14th, 2023

Deep-sea imagery and observations reveal novel octopus feeding behavior

In the marine realm, diel vertical migration is a common feeding pattern: During daytime, zooplankton, fish and other marine life that feeds on these organisms hide in the darker depths of the ocean......»»

Category: topSource:  physorgRelated NewsJul 13th, 2023

In a sea of fish diversity, scientist finds six new species of cichlids

In 2018 and 2020, Michael Pauers traveled 8,500 miles to go fishing in Lake Malawi, but not with a pole and lure. He and his research colleague, Titus Phiri, were collecting and describing cichlids—best-known as a popular aquarium fish—with the a.....»»

Category: topSource:  physorgRelated NewsJul 13th, 2023

The carbon footprint of a pet fish calculated

Keeping tropical fish as pets could contribute up to 12.4% of the UK's annual average household CO2 emissions and up to 30% of the UK annual average household water usage, a new study finds......»»

Category: topSource:  physorgRelated NewsJul 13th, 2023

New fish species discovered after decades of popularity in the aquarium trade

With just a few clicks of a mouse, you can purchase your very own redtail garra, a type of fish that feeds on algae. Information about the fish's biology, however, is much less easily obtained. That's because redtail garra, although popular in the aq.....»»

Category: topSource:  physorgRelated NewsJul 10th, 2023

Sawfish tagged in Cedar Key for first time in decades

In 2003, smalltooth sawfish (Pristis pectinata) had the unenviable distinction of being the first native marine fish listed under the Endangered Species Act. The classification followed decades of declining populations due to habitat loss, overharves.....»»

Category: topSource:  marketingvoxRelated NewsJul 10th, 2023

The incredible journey of clownfish larvae: Mini athletes, maximum performance

Marine fish larvae can be compared to athletes who must perform if they want to survive. The success of their journey, and transformation from larvae to adults, a process known as metamorphosis, is crucial for the sustainability of fish species......»»

Category: topSource:  physorgRelated NewsJul 10th, 2023

Dave the Diver: how to use Auto Supply

Don't let your valuable fish go to waste at the end of the night. Use Auto Supply to maximize profits without any waste in Dave the Diver......»»

Category: topSource:  digitaltrendsRelated NewsJul 10th, 2023

Dave the Diver: how to catch Seahorse

Want to start catching seahorses in Dave the Diver? You're going to need a smaller net. Here's how to catch the ocean's cutest fish......»»

Category: topSource:  digitaltrendsRelated NewsJul 10th, 2023

Seabed trawling"s impact on the climate may be wildly overestimated, says study

You might remember newspaper articles in 2021 claiming that towing nets over the seabed to catch fish (known as bottom trawling) releases as much carbon as all flights taken each year. It turns out that the assessment behind this claim overestimated.....»»

Category: topSource:  physorgRelated NewsJul 6th, 2023

The aquaculture sector is aiming at better plastic recycling

Results emerging from a recent research project are indicating that the aquaculture sector can help to reduce waste and at the same time generate wealth by recycling its industrial hard plastics......»»

Category: topSource:  physorgRelated NewsJul 5th, 2023