A California Chinook Salmon Jumps into a waterfall during spawning season
| 10+ min read
Splitting Chinook salmon into two groups based on their DNA could aid conservation efforts. But some researchers argue that this would be a misuse of the data.

fisheries

A postcard from the early 1900s depicting an Indigenous midden in Damariscotta, Maine.

Sticks and Bones, Circa 8000 BCE

close-up of a salmon's head swimming among underwater plants

Sudden Decline in Salmon Growth May Signal Ecological Shift

view from below of hundreds of silver sardines swimming in the same direction

Famous South African Sardine Run Doesn’t Benefit Sardines: Study

dead fish piled in boxes along a pier, with a boat and snowy mountains in the background

Fish Poop a Big Player in Ocean Carbon Sequestration

African penguins Spheniscus demersus foraging hunting fish fisheries abundance ecology

Image of the Day: Fish Hunters

fish fence fencing conservation fishing ecological effect socioeconomic tropical ocean

Image of the Day: Fish Fences

Researchers Aim to Reestablish an Ancient Fish in an Ohio River

Fishy Behavior: Prof Allegedly Profited from School Caviar Sales

Lantern in the Dark

Climate Change Will Force Hundreds of Marine Species to Move

Large Female Fish Play a Big Role in Replenishing Populations: Study

NOAA: Common Pesticides Threaten Endangered Salmon, Other Marine Life

Study: Fishing Induces Gene Expression Changes

Can’t Take the Heat

Something Fishy Going On?

Coughing Seashells

Little Fish in a Big Pond

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A red male cardinal and a brownish female sit on a branch in front of a green background.

Sex Determination: It’s in the Genes—Sometimes

Photo of John Calhoun crouches within his rodent utopia-turned-dystopia

Universe 25 Experiment

A group of large animals, some of which are being studied for cancer resistance genes and proteins, are pictured, including a bison, an elephant, a giraffe, a manatee, a zebra, and a whale.

Peto’s Paradox: How Gigantic Species Evolved to Beat Cancer

An artistic rendition of polycystic ovarian syndrome, showing ovarian cysts represented by paper balls.

An Anti-Malarial Drug Could Ameliorate PCOS Symptoms

Multimedia

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Olink® Reveal: Accessible NGS-based proteomics for every lab

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A researcher’s gloved hand holding a glass weighing boat with a loose powder sample on it

Minimizing to Maximize Measurement Accuracy

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A greyscale image of cells dividing.
March 2025, Issue 1

How Do Embryos Know How Fast to Develop

In mammals, intracellular clocks begin to tick within days of fertilization.

View this Issue
Discover the history, mechanics, and potential of PCR.

Become a PCR Pro

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3D rendered cross section of influenza viruses, showing surface proteins on the outside and single stranded RNA inside the virus

Genetic Insights Break Infectious Pathogen Barriers

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A photo of sample storage boxes in an ultra-low temperature freezer.

Navigating Cold Storage Solutions

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The Immunology of the Brain

The Immunology of the Brain

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Zymo Research Launches the Quick-16S™ Full-Length Library Prep Kit