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Sharks

Study Suggests Shark Declines Lead to Changes in Reef Fish Body Shapes

Photo: David Clode/Unsplash

Study Suggests Shark Declines Lead to Changes in Reef Fish Body Shapes

Source: Phys.org/University of Miami - January 19, 2018

Scientists studying nearly identical coral reef systems off Australia discovered something unusual on the reefs subjected to nearly exclusive fishing of sharks—fish with significantly smaller more…

Baby Shark Cannibals

Photo: Kattegatcentret Grenå (CC BY-NC 3.0)

Baby Shark Cannibals

Source: NOAA NMFS/WeirdFins - January 12, 2018

It’s Weird Gramma again, and this is “WeirdFins,” all about strange stuff in the sea, and brought to you by the National Oceanic and Atmospheric more…

Tracking Sharks Through DNA: Scientists Discover New Non-Invasive Method to Monitor Sharks

Photo: Jakob Owens/Unsplash

Tracking Sharks Through DNA: Scientists Discover New Non-Invasive Method to Monitor Sharks

Source: Phys.org/University of Salford - December 6, 2017

Marine ecologists have shown that traces of DNA in the sea can be used to monitor shark populations.

Current methods of baiting, hooking and filming more…

Shark Purses

Photo: Richard Ling/Flickr (CC BY-NC-ND 2.0)

Shark Purses

Source: NOAA NMFS/WeirdFins - November 21, 2017

Howdy, Weird Gramma here with “WeirdFins,” all about strange stuff in the sea, and brought to you by the National Oceanic and Atmospheric Administration. Now, more…

Scientists Find Sharks Can Live Significantly Longer Than We Thought

Photo: Jakob Owens/Unsplash

Scientists Find Sharks Can Live Significantly Longer Than We Thought

Source: National Geographic/Elizabeth Armstrong Moore - November 15, 2017

We humans go to great lengths to appear younger than we are. Sharks, it seems, do it naturally.

About a decade ago, studies began to more…

Predator Versus Predator: Study Shows Alligators in the Atlantic and Gulf are Snacking on Sharks

Photo: Gareth Rasberry/Wikimedia Commons (CC BY-SA 3.0)

Predator Versus Predator: Study Shows Alligators in the Atlantic and Gulf are Snacking on Sharks

Source: The Guardian/Oliver Milman - October 19, 2017

American alligators are frequently seen ambling around golf courses in Florida as players warily compete their rounds. But new research suggests the reptiles partake in a far more…

When it Comes to a Hammerhead Shark’s Swimming Performance, Size Doesn’t Matter

Photo: Albert kok/Wikimedia Commons (CC BY-SA 4.0)

When it Comes to a Hammerhead Shark’s Swimming Performance, Size Doesn’t Matter

Source: Phys.org/Florida Atlantic University - October 16, 2017

Sharks come in all shapes and sizes and perhaps the most unusual is the hammerhead shark, easily recognized by its oddly shaped head. Most research more…

Sharks Found to Live Longer Than We Originally Thought

Photo: Albert kok/Wikimedia Commons (CC BY-SA 3.0)

Sharks Found to Live Longer Than We Originally Thought

Source: Phys.org/James Cook University - October 2, 2017

A James Cook University researcher has found that sharks and rays live a lot longer than we thought - some twice as long as previously more…

Fiji’s Shark God Dakuwaqa Protects Those At Sea: Now It’s Time to Return the Favor

Photo: Alexander Vasenin/Wikimedia Commons (CC BY-SA 4.0)

Fiji’s Shark God Dakuwaqa Protects Those At Sea: Now It’s Time to Return the Favor

Source: The Guardian/Lauren Smith - September 19, 2017

The Fijian shark culture and mythology is one which deeply appeals to me. The shark is revered by many Fijians, and legend has it that Dakuwaqa, more…

Scientists Track Down The Whale Shark Highway

Photo: Shiyam ElkCloner/Wikimedia Commons (CC BY-SA 3.0)

Scientists Track Down The Whale Shark Highway

Source: Phys.org/ Monterey Bay Aquarium Research Institute - August 31, 2017

Did you know that August 30 is International Whale Shark Day? Whale sharks are the largest fishes on Earth, growing up to 18 meters (60 more…