The specimen seemed to have an octopus-like tentacle and gills for breathing. Puzzled, the fisherman posted a video of the creature on TikTok of it writhing around on the boat deck.
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The video has since gotten over 1.4 million likes with viewers often making a comparison of the unknown thing to Dart from the Netflix Original, Stranger Things.
One person, however, commented that it could be a Clearnose Skate a cartilaginous fish often found around the Atlantic and Gulf Coats.
Looks like a mystery solved, but you can still watch the video of the Skate above!