BALTIMORE (WJZ) — An impromptu mission ended with 18 electric scooters being pulled from the Inner Harbor.

It all started when a doctor with the Institute of Marine and Environmental Technology and his staff spotted a pile of scooters at the bottom of the harbor during low tide.

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Photo Courtesy Of The National Aquarium.

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So his team, along with the National Aquarium, Blue Water Baltimore and The Waterfront Partnership got to work.

They say because the batteries from the scooters contain toxic materials, it was important they be removed as soon as possible.

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The group not only removed the scooters, but also five bicycles, one skateboard, a mini scooter and a street sign from the harbor.