Tuna Story Exposes Challenges of Seafood Authentication
Tuna Story Exposes Challenges of Seafood Authentication
A New York Times investigation’s failure to amplify tuna DNA from Subway’s tuna salad sandwiches likely says more about the complexities of identifying processed fish than about the ingredients.
Tuna Story Exposes Challenges of Seafood Authentication
Tuna Story Exposes Challenges of Seafood Authentication

A New York Times investigation’s failure to amplify tuna DNA from Subway’s tuna salad sandwiches likely says more about the complexities of identifying processed fish than about the ingredients.

A New York Times investigation’s failure to amplify tuna DNA from Subway’s tuna salad sandwiches likely says more about the complexities of identifying processed fish than about the ingredients.

fishing
Farmed Atlantic Salmon Likely Passed Virus to Wild Pacific Salmon
Farmed Atlantic Salmon Likely Passed Virus to Wild Pacific Salmon
Abby Olena | May 27, 2021
New genomic analyses reveal that piscine orthoreovirus first came to the Pacific in 1989, around the same time that salmon farms in the area started importing Atlantic salmon eggs from Europe.
Oceanic Shark and Ray Numbers Down 71 Percent over Past 50 Years
Oceanic Shark and Ray Numbers Down 71 Percent over Past 50 Years
Lisa Winter | Jan 28, 2021
Overfishing is the biggest factor driving these species toward extinction, researchers conclude from a new study.
What’s Killing Killer Whales? Autopsies Reveal a Role for Humans
What’s Killing Killer Whales? Autopsies Reveal a Role for Humans
Ashley Yeager | Dec 16, 2020
Stephen Raverty of the Ministry of Agriculture in Canada and Joseph Gaydos of UC Davis speak with The Scientist about their recent study assessing the causes of orca deaths.
Image of the Day: Plastic Nests
Image of the Day: Plastic Nests
Amy Schleunes | Mar 3, 2020
Seabirds in Norway use fishing debris to construct nests.
Image of the Day: Penguin Populations
Image of the Day: Penguin Populations
Emily Makowski | Dec 3, 2019
Chinstrap penguins are decreasing in numbers due to a lack of krill, their only food source.
Fish Biologist Victoria Braithwaite Dies
Fish Biologist Victoria Braithwaite Dies
Catherine Offord | Oct 30, 2019
The Penn State University scientist was known for her work on fish’s perception of pain.
Image of the Day: Death Traps
Image of the Day: Death Traps
Chia-Yi Hou | Jul 18, 2019
Sharks and rays can get entangled in abandoned fishing gear, leading to injuries or death.
Six North Atlantic Right Whales Have Died So Far This Year
Six North Atlantic Right Whales Have Died So Far This Year
Ashley Yeager | Jun 28, 2019
Canadian officials are investigating the deaths and implementing regulations to reduce the number of ships that strike the endangered species or snag them in fishing gear.
Climate Change Will Force Hundreds of Marine Species to Move
Climate Change Will Force Hundreds of Marine Species to Move
Catherine Offord | May 16, 2018
A study of 686 fish and invertebrates predicts that some animals will have to shift more than 1,000 kilometers to stay within tolerable temperatures.
Large Female Fish Play a Big Role in Replenishing Populations: Study
Large Female Fish Play a Big Role in Replenishing Populations: Study
Diana Kwon | May 11, 2018
Bigger, older mothers produce disproportionately more eggs than their smaller counterparts do.
Free Divers From Southeast Asia Evolved Bigger Spleens
Free Divers From Southeast Asia Evolved Bigger Spleens
Anna Azvolinsky | Apr 19, 2018
The adaptation gives better endurance to the Bajau people, known as sea nomads, by increasing spleen size and, in turn, boosting the number of oxygenated red blood cells when diving.  
Endangered Right Whales Have No New Babies This Breeding Season
Endangered Right Whales Have No New Babies This Breeding Season
Ashley Yeager | Mar 27, 2018
Trained spotters haven’t seen any newborns, suggesting trouble for the animal’s overall survival.
Study Finds Epigenetic Differences Between Hatchery-Raised and Wild-Born Salmon
Study Finds Epigenetic Differences Between Hatchery-Raised and Wild-Born Salmon
Shawna Williams | Mar 1, 2018
The variation may help explain why stocked salmon don’t fare as well in the ocean.
Opinion: Banning Shark Fin Sales in the U.S. Will Backfire
Opinion: Banning Shark Fin Sales in the U.S. Will Backfire
Robert Hueter | Sep 27, 2017
A proposal to do so would cause waste, promote less sustainable fisheries, and penalize US fishers who follow best practices.
Carpe Carp!
Carpe Carp!
Kerry Grens | Jun 1, 2014
Can putting invasive species on the menu contain troublesome animals and plants?
TS Live: Catch of the Day
TS Live: Catch of the Day
Kerry Grens | May 31, 2014
Meet the Springfield, Illinois-based fish monger seeking to cultivate a taste for invasive Asian carp.
Protecting the World’s Oceans
Jef Akst | Aug 16, 2012
An international group of researchers gives a score to coastal nations for their contribution to ocean health, and identifies main concerns.
The beauty of fish bones
Jennifer Welsh | Jul 14, 2010
Dead fish find new life in a new exhibit at the Philadelphia Academy of Natural Sciences.