Posts for tag "fish science"
Plastic to the Core: Invasion of the World’s Oceans
A new report from the World Economic Forum (WEF) argues that fish in the world’s oceans will be outnumbered, in terms of biomass, by plastic bits by the year 2050. That means that there could be more...
- Posted June 24, 2022
Building Salmon Knowledge In Alaska
Researchers at the University of California, Santa Barbara, are partnering with salmon experts around Alaska to make it easier to share findings about the fish, according to a release.
- Posted June 17, 2022
PCB Levels Continue To Drop In Lake Michigan
PCB concentrations Lake Michigan Chinook and coho salmon have declined over the past 35 years, though the drop has slowed since the mid-1980s, according to a new study. Recent declines may be more than just the result...
- Posted June 6, 2022
Opah: The First Warm-Blooded Fish
Research from the National Oceanic and Atmospheric Administration’s Fisheries division has uncovered the first fully warm-blooded fish. The opah, known also as the moonfish, circulates heated blood throughout its entire body, giving it an edge over its...
- Posted May 25, 2022
Hangenberg Event – Extinction Warnings From The Past
The Hangenberg event was a large-scale extinction event that occurred some 359 million years ago. Curious to gauge what effects the extinction had on fish of the time, scientists at the University of Pennsylvania set out to...
- Posted May 23, 2022
African Cichlids And Non-Advantageous Evolutions
Though evolutionary changes are largely cast as a good thing, the parts they play can be misleading. As was the case with some African cichlid fish, evolving to have an advantage in consumption -- pharyngeal jaws in...
- Posted May 18, 2022
Detecting Fish Parasites in Humpback Chub
The Asian tapeworm has become a big problem for U.S. fish hatcheries, where hatchery managers try to manage the invasive parasite with drugs similar to those used to de-worm dogs. Another part of managing the parasite is...
- Posted May 9, 2022
Study: The Moon and Muskie Fishing
Anglers chasing elusive muskie are always looking for a leg up, whether its this year's hot lure or fishing during the right phase of the lunar cycle. A new study offers some scientific credence to more bites...
- Posted April 4, 2022
Alaskan Salmon Suffering In Warming Waters
Alaska’s waterways are warming, and anglers and the salmon they’re after have reason to worry. Five years of temperature data from 48 streams throughout the Cook Inlet reveal a warming trend that is placing plenty of stress...
- Posted April 1, 2022
Project BioEYES: A Focused Science Lesson Plan
By using tiny zebrafish, those working in the BioEYES science education program are working to teach kids to be curious and ask questions, according to a release from the University of Utah School of Medicine. The medical...
- Posted March 25, 2022
Seaweed Farming and Blockchain Technology
In an interview with Fred Puckle Hobbs, he shares details of how blockchain technology will lead to future developments in seaweed farming.
- Posted March 23, 2022
Finding The Right Aerator to Maintain Dissolved Oxygen in Aquaculture
You can achieve healthy dissolved oxygen levels in aquaculture by aerating your ponds. How to do so is a matter of choice.
- Posted September 3, 2020
Prehistoric Fish Found Near Mississippi Spillway
Investigators at Mississippi State University say that it’s important not to underestimate different habitat types after finding prehistoric fish near the spillway in the Sam D. Hamilton Noxubee National Wildlife Refuge. They have found unexpectedly high numbers...
- Posted August 3, 2016
Fish Ladders For South Dakota Streams
The effectiveness of fish ladders can be debated, but that hasn’t stopped a few professors at South Dakota State University from designing some to help fish in their state. Over last summer, they worked to test the...
- Posted June 8, 2016
Arkansas Hatcheries Dye Crappies with Calcein
Researchers use all sorts of tools to study fish, including dyes. Those had been used on many different species, but never crappie -- until now.
- Posted May 26, 2016
Ocean Fish Faired Well In Past Climates, With Some Shifts
By reviewing 85 million years of fish fossil records, researchers at Scripps Institution of Oceanography have found that the basic structure of the ocean ecosystem was able to remain fairly stable for tens of millions of years...
- Posted May 24, 2016
Sticklebacks Have No Problem Evolving Eyes For Freshwater
We’ve reported before on the quickness with which some species of sticklebacks have been able to evolve. A new study adds yet more proof that sticklebacks are amazingly quick at adapting to changing conditions, this time with...
- Posted May 9, 2016
Genes In Human Limbs And Fish Gill Arches Have Similar Roles
Do you think your genes are related to those in fish? According to a study led by researchers at the University of Cambridge and University of Chicago, at least your limbs might be.
- Posted May 4, 2016
Gulf Coast Research Lab Scientists Learn Safe Fish Surgery Techniques
If you’re a fish scientist, cutting a fish is a little more tedious than when the average angler does it. It’s important, after all, to make sure that the fish specimen you’re studying doesn’t get too stressed...
- Posted April 21, 2016
MAST@FIU Program Teaches Youngsters About Fish In Florida’s Biscayne Bay
Some Florida high school sophomores and juniors have a neat opportunity to learn about the fishes living in Biscayne Bay, according to a release from Florida International University. Those involved in the MAST@FIU program get to go...
- Posted April 18, 2016
