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.

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

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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.