A Moment of Science
It's a big deal when an oil tanker spills its contents into the ocean. And for good reason. But what about oil spills that aren't caused by humans?
How do scientists tell the difference between a salmon born in a wild fish hatchery and one born in a stream?
Perhaps the most consequential choice you make when you purchase fish is whether you choose farm-raised or wild. Is there a difference? You bet there is.
Do fish have olfactory senses? How do they smell without a "nose?" Find out on this Moment of Science.
Learn about the dangers and benefits to eating salmon, on this Moment of Science.
Learn about the love-relationship between salmon and riparian vegetation on this Moment of Science.
Do fish actually have a working memory? Recent experiments show that fish can in fact remember things for several days.
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