Category: Fish

Coasts at Risk Report Expands Thinking on Natural Hazards

Nature has an important role in preparing for, and recovering from, natural disasters on coasts around the world. A new report substantiates the link.

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Can Ancient Paddlefish Coexist with Modern Dams?

Paddlefish have been swimming rivers in North America for some 70 million years. But they’ve had difficulty adapting to dams. Can restoring healthy river flows restore paddlefish? An experiment underway at Caddo Lake on the Texas-Louisiana border hopes to find answers.

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Lake Yellowstone: Promising News for Native Trout Recovery

Great news on the invasive species front: lake trout in Yellowstone National Park are on the decline, offering a more hopeful future for native fish. A two-year control effort based on the latest fisheries science is paying dividends, researchers say.

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Imagine Rivers Full of Migrating Fish

Make no mistake: when it comes to migratory fish, sometimes science requires the art of imagination. Conservation planner Josh Royte celebrates World Fish Migration Day and the hope offered by river restoration.

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Pupfish: Conserving a Mojave Desert Survivor

Sure, desert pupfish are tough. Hot water temperatures? They thrive in it. Creeks saltier than the ocean? No problem. But now pupfish face a bigger challenge — people and their need for lots of water.

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Whale Sharks: Swimming with the World’s Largest Fish

They’re the largest fish in the world, not to mention one of the most fascinating. Marine blogger Alison Green jumps into the clear waters of the Gulf of California for a close encounter.

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Mola Mola: The Weirdest Fish in the Ocean?

When it hatches, this species is the size of a pinhead but will grow to be the heaviest bony fish in the ocean—and the weirdest. Meet the Mola mola.

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Chasing Cod: Tracking a Fish to Save an Industry

Cod is as much a part of Eastern Massachusetts as the Red Sox. But the fishery has been in long-term decline. Can tracking cod help save them…and an industry?

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Conserving Lake Trout Among the Philosophers

Can well-managed lakes in the Adirondacks provide important refuges for lake trout in the face of climate change? That’s the focus of a new intensive research effort being conducted at Follensby Pond, where philosophers once pondered life’s mysteries.

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10 Fish Conservation Success Stories to Celebrate

Looking for a good fish story? We look back at some of the year’s best conservation results for fisheries, from alligator gar reintroduction to salmon recovery, with a side dish of fish and chimps.

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Cool Green Review: John Waldman’s Running Silver

John Waldman sees ghosts — migratory fish ghosts, that is. And they’re everywhere. A review of his new book, Running Silver: Restoring Atlantic Rivers and Their Great Fish Migrations.

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Lose the Memory, Lose the Fish

A dead river runs through it? We’ve come to accept our current, degraded rivers as normal, even though they once held almost-incomprehensible numbers of migratory fish. Can ecological history be a first step in reclaiming our memory and our fish?

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A Breakthrough for Data-Poor Fisheries Starts in Palau

Find out how a new technique piloted in Palau by The Nature Conservancy could help solve one of the world’s greatest challenges in fisheries management — a simple, low-cost method for assessing fish stocks.

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Where the River Meets the Road: Reconnecting Adirondack Brook Trout Streams

Road culverts may not be sexy. But in the Adirondacks, simple fixes in culvert design could reconnect miles of habitat for brook trout, one of the most iconic fishes of eastern streams, and prevent flooding during severe storms.

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Salmon Cam: A Live Look at Migrating Fish

Watch salmon return after a long absence to California’s Shasta Big Springs Ranch, thanks to Nature Conservancy restoration projects! Enjoy our Salmon Cam for a live, underwater look at migrating steelhead trout and Chinook and coho salmon.

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Forest Dilemmas

Too many deer. Logging one tree to save another. Beavers versus old growth. Welcome to forest conservation in the Anthropocene. Beginning Monday, July 21, join us for a provocative 5-part series exploring the full complexity facing forest conservation in the eastern United States.

What is Cool Green Science?

noun 1. Blog where Nature Conservancy scientists, science writers and external experts discuss and debate how conservation can meet the challenges of a 9 billion + planet.

2. Blog with astonishing photos, videos and dispatches of Nature Conservancy science in the field.

3. Home of Weird Nature, The Cooler, Quick Study, Traveling Naturalist and other amazing features.

Cool Green Science is managed by Matt Miller, the Conservancy's deputy director for science communications, and edited by Bob Lalasz, its director of science communications. Email us your feedback.

Innovative Science

Investing in Seagrass
Marine scientists and fishers alike know that grass beds are valuable as nursery habitat. A new Conservancy-funded study puts a number to it.

Drones Aid Bird Conservation
How can California conservationists accurately count thousands of cranes? Enter a new tool in bird monitoring: the drone.

Creating a Climate-Smart Agriculture
Can farmers globally both adapt to and mitigate the impacts of climate change? A new paper answers with a definitive yes. But it won't be easy.

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