Some Information About Roaches:
There are many different roaches in the environment today. Here are some specifics about a few:
Brownbanded Cockroach (Supella Longipalpa):
Appearence: About five-eighths inches long, their wings have two brownish-yellow bands.
Habits: These roaches are nocturnal. They can fly, and may be found throughout any structure. They prefer dry, warm areas; high location, and are often found inside furniture.
Diet: Scavengers, eat just about anything.
Reproduction: Female carries egg capsule for 24 to 36 hours, and then attaches on or underneath the side of a protected surface. Egg capsules contain an average of 18 eggs, nymphs reach maturity in a little less than half a year. Adults live up to 10 months.
Miscellaneous: Sometimes confused with the German cockroach. They tend to hide their eggs in furniture, and are not as dependent on moisture as some other species.
German Cockroach (Blattella Germanica):
Appearence: About five-eighths inches long, they are a light to a medium brown, with two dark streaks on their thorax.
Habits: Nocturnal, they primariliy infest moist, warm areas in close proximity to food. They are the most common cockroaches found in and around apartments, homes, supermarkets, and restaurants.
Diet: Scavengers that eat just about anything.
Reproduction: Females can produce one egg capsule every 20 to 25 days, each capsule contains anywhere from 18 to 48 eggs. new born become adults in as little as 36 days. Adults can live up to 1 year.
Miscellaneous: Extremely heavy infestations are not uncommon. They are often found aboard ships, and have the widest distribution of all cockroaches in the US.
American Roach (Periplanete Americana):
Appearence: About 1 - 1.5 inches long, with reddish brown wings and light markings on the thorax. This is the largest house infesting species.
Habits: These roaches are very aggresive. They prefer warm, damp areas, and are more like to be seen in the daytime/outdoors than any other species.
Diet: Scavengers that eat almost anything. They are often found in food preparation areas.
Reproduction: Female needs to mate only one to produce many egg capsules. Each capsule contains an average of 13 eggs. Nymphs molt about 13 times in abou 600 days before reaching maturity. They can live to be about 15 months old.
Miscellaneous: Have shown an attraction to alcoholic beverages, especially beer. Also known as the "water bug".
Smokey Brown Cockroach (Periplaneta Fuliginosa):
Appearence: Dark brown, between 1 and 1.5 inches long.
Habits: They prefer to live outdoors. Their populations are relatively immobile compared to other species.
Diet: Scavengers that eat almost anything, they normally feed on plant material.
Reproduction: Egg capsules hatch in 24 to 70 days; and each contains an average of 20 eggs. Females reach maturity in 320 days, and produce an average of seven egg capsules, adults can live up to 200 days.
Miscellaneous: They are particularly numerous in the South-East of the US. Tend to fly towards lights at night.
Oriental Cockroach (Blatta Orientalis):
Appearence: Dark brown, and about one inch long.
Habits: They are common outdoors, and often enter buildings through sewer pipes. They tend to live in warm, damp areas near the ground.
Diet: Eat anything, but are often found feeding on garbage, sewage, and decaying organic matter. They seem to prefer starches if they are available.
Reproduction: Their egg capsules contain about 16 eggs, and a female will produce about 8 capsules during her life span. Nymphs go through about 7 molts before becoming an adult; adults live for about half a year.
Miscellaneous: Also known as "black beetles", they are more sluggish than other species, and give off distinctive unpleasant odors.