Category Archives: Science

New Research Suggests Waders, Boots May Not Be Responsible for Didymo Outbreaks

A new study published in the Canadian Journal of Fisheries and Aquatic Sciences suggests that didymo diatoms may already be present in most waters, and that climate change, not human transport, is the primary factor in “rock snot” outbreaks. According to study leader … more

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Super Fly Muscles

Scientists at the University of Texas at Dallas have designed artificial muscles using fishing line, by twisting and coiling monofilament.  The imitation muscles have proved to be able to lift more than 100 times the weight of a human muscle of … more

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Saber-Toothed Salmon

During the Miocene to Pliocene eras in the Pacific Northwest, a salmon measuring over 6.5 feet long swam the waters. Recent scans of a saber-toothed salmon skull found near Madras, Oregon are featured in an online gallery of The Museum of … more

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Inner Art of Fish

A new exhibit at the Seattle Aquarium depicts the inner beauty of fish, featuring bleached and stained skeletons, and revealing the complex structures under fish scales.  “Cleared: the Art of Science” is the result of teamwork between poet Sierra Nelson … more

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New Sculpin Species Discovered in the West

A new fish was discovered this week in mountain rivers of Idaho and Montana. The new species of freshwater sculpin, characterized by a distinctive large head, has been named the cedar sculpin. “It tells you how much we still don’t know … more

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Hatchery vs. Wild Steelhead Lateral Line Systems

A new report in the journal PLOS One explores the hypothesis that hatchery fish might exhibit morphological defects in their sensory systems, and once released from the hatchery experience reduced survival rates. Read more about the research findings and their … more

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Arapaima Rediscovered

Shaking up conventional belief and previous observations, Donald Stewart, a fisheries professor at the SUNY College of Environmental Science and Forestry (ESF), has published his research findings in a recent issue of the journal Copeia, describing sub-species of the arapaima, … more

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The Coming Cicada Invasion

Cicadas are the sound of summer, as well as a unique hatch to fish on the fly. And once every 17 years, the annual “dog days” cicadas, as Dr. Matt Frye of Cornell University explains, are joined by periodical cicadas … more

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White Blooded: The Icefish

Among known vertebrates, of which there are around 50,000, there is only one that lacks red blood cells and hemoglobin: Chaenocephalus aceratus, also known as the Icefish. Its blood runs transparent, like the icy waters it calls home.  And the … more

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Dragonflies: Nature’s Drone

For their aerial grace they’re admired, and many an angler has stood transfixed by their acrobatics while fishing a stillwater lake or pond. However recent research published in the Proceedings of the National Academy of Sciences sheds light on one … more

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