Category: Fish

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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The World Famous Shrew-Eating Trout: An Update

We’ve been inundated with questions about the shrew-eating trout featured in a blog published earlier this month. Get your questions answered, and more. (Including a fish that ate something even more disturbing).

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People of the Salmon: Haida Tribe Defends Salmon with Science in Alaska

The Haida community on Prince of Wales Island, Alaska, have long considered themselves “people of the salmon.” They rely on the fish for their food and culture. Now community members are being trained to become scientists. Their assessments could help get their streams protected under Alaska state law.

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Weird Nature: Shrew-Eating Trout!

The story of rodent-eating trout at The Nature Conservancy’s Silver Creek Preserve has been one of our blog’s biggest hits. But those Silver Creek trout look like dainty eaters compared to this one. Meet the shrew-eating trout documented by researchers at Alaska’s Togiak National Wildlife Refuge. And how did this many small mammals end up in a trout’s stomach?

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Penobscot River Dam Removal: Lessons for a World Demanding Energy

Dam removal on Maine’s Penobscot River means a brighter future for Atlantic salmon and other migratory fish. But an even greater value of the Penobscot may in fact lie in its meaning for countries that are just now beginning to plan and build dams.

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Fishing for Clues: Investigating Fisher Behavior in a Tropical Purse-Seine Fishery

How do fishers decide when, where and how to fish? How does this influence fishery management and protection? Tim Davies presents his research on how tropical purse seine fishers make their decisions, and the implications for conservation. This is the second essay in a three-part series featuring blogs by the student prize winners at the University of Queensland’s Student Conference on Conservation Science,

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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.

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

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