"dotted about" is a correct and usable phrase in written English.
It means scattered or spread around a place. Example: In the park, colorful flowers were dotted about, adding beauty to the green landscape.
5.08pm BST 6 min: There are a few random policeman dotted about the place though.
There are also lots of paintings of trees dotted about, by her brother, who has a 'tree mania'.
Dotted about were the cactuses that give the park its name, clustered green fingers growing up to 10 feet high from a common base.
There are video screens dotted about the theater.
Dotted about the city are several blue-roofed halls, a bit like aircraft hangars.
Monstro City is crowded: monsters have pets, called Moshlings; and other characters are dotted about.
The agency has some 30 offices dotted about Iran, from which stringers call the Tehran headquarters.
Ignore for a moment all those hundreds of millions dotted about the headlines.
You can see trailers dotted about between the tall, leafless trees.
Antiques and paintings from Ripley Castle - of which the hotel is part - are dotted about.
Rimjingang's eight reporters are dotted about the totalitarian state; their backgrounds range from factory work to the civil service.
