Cockroaches are one of the most common pests worldwide. Some of the first Cockroach fossils were found in caves that humans inhabited and they have been a pest ever since.
The California Central Coast has a few common species, like the large American Cockroach that is known to live in sewers.
Oriental Cockroaches are often referred to as "water bug" and are known to live in dark, dank areas of subfloors.
German Cockroachs are the most common and one of the more difficult to control, infesting kitchens, bathrooms, pantries, bedrooms and with a fast breading cycle and large egg count, they can become big problem fairly quickly.