Footage uploaded on YouTube earlier this week shows an 8- to 9-foot bull shark swimming alongside the seawall of a waterfront residence in Bonita Springs, Florida.

"It's really dangerous. I'm a parent and a grandparent and I don't let my kids or my grandkids to go in the water out here anymore," a resident told NBC 2.

This isn't the first time something like this has happened.

According to NBC 2, people are throwing bait into the water to lure in fish, which has also started attracting sharks. Horrifying. YouTube/Amanda Macias/Business Insider

The bull shark is one of the most dangerous sharks in the world, according to the Florida Museum of Natural History. They're found in "abundance" near some human populations in the tropics, and they've been known to attack humans unprovoked.

AccuWeather notes that Florida tops the list of locations with the highest shark activity.

Here's the video: