How does the typical indoor habitat of an American cockroach differ from that of the German cockroach?

Answer

American cockroaches are more strongly tied to ground-level moisture sources like sewers and drains.

American cockroaches are frequently associated with ground-level moisture sources such as sewers and basements, whereas German cockroaches commonly inhabit kitchens and dining areas near appliances.

How does the typical indoor habitat of an American cockroach differ from that of the German cockroach?
locationinsectpestAmericacockroach