A claim is going viral that Kara, a roughly 16-foot great white shark, has suddenly been detected off the Texas coast.
It sounds incredible.
There’s just one big problem.
It’s not true.
Kara is a real great white shark, and that’s part of what makes this kind of misinformation so convincing.
She was tagged near Point Conception, California, in October 2025 and is tracked through the Marine Conservation Science Institute’s Expedition White Shark program.
Kara is a Pacific great white, and her documented movements have been in the Pacific.
The viral claim says Kara’s previous location was deep in the Gulf of Mexico on April 2 before she suddenly showed up off Texas.
That’s simply false.
Kara’s documented April 2 detection was off Northern California. She was subsequently detected near La Push, Washington, and her documented movements have taken her into waters off British Columbia and the North Pacific.
Unless Kara has figured out how to cross dry land and follow I-10 to Texas, she didn’t suddenly show up in the Gulf. Her documented tracking history is in the Pacific.
And this isn’t the first time we’ve seen this kind of thing.
At the Gulf Great White Shark Society, we’ve had to shoot down bogus reports involving real sharks before. What makes these posts particularly problematic is that they can take pieces of legitimate information and wrap them in a completely fictional story.
They use a real shark with a real name and real size and then comes the fiction.
Change the location. Invent a track. Add some dramatic language about an enormous shark lurking beneath swimmers and suddenly you have something designed to spread across social media.
I can’t say who or what generated any particular viral post without evidence. But we’re living in an era when AI-generated and AI-assisted content makes creating this kind of material incredibly easy.
And the more real information that gets mixed into it, the harder it becomes for the average person to recognize the fake parts.
That’s why the source matters.
If someone claims a tagged shark has suddenly appeared somewhere, the first question should be simple:
Who tagged it, and what does the actual tracking program show?
In Kara’s case, the relevant program is Expedition White Shark. And Kara is not showing up off Texas.
There’s another reason this bothers me.
Great white sharks really do enter the Gulf of Mexico. They have been scientifically documented throughout the Gulf, including Texas waters.
I’ve spent years researching and documenting that story through the Gulf Great White Shark Society.
The truth is fascinating enough.
We don’t need to manufacture great white sharks off Texas for clicks.
We need to celebrate the real animals, support legitimate research and make sure people can separate actual shark science from something somebody created for social media.
That’s something we’re going to continue doing.
This stuff has got to stop.
When someone takes the name of a real shark, real tagging information and pieces of legitimate research and turns them into a fictional viral story, they’re doing more than spreading bad information. They’re taking attention away from the scientists doing the actual work and muddying the waters around some incredible real-life shark stories. Researchers spend years tagging these animals, analyzing their movements and trying to better understand them. That work deserves to be shared accurately, not mined for bits and pieces that can be twisted into clickbait.
Please subscribe to the Gulf Great White Shark Society for free. We’ll bring you the real stories about great white sharks in the Gulf, highlight legitimate science and research, and when bogus shark information starts going viral, we’ll do our best to shoot it down with the facts.
Because when it comes to great white sharks, the real story is almost always more interesting than the fake one.
Chester Moore
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