Bug Identifier
Oriental Cockroach
Community identification

Oriental Cockroach

Blatta orientalis

Order & Family
Order Blattodea, Family Blattidae
Size
Approximately 18 to 29 mm (0.7 to 1.1 inches) in length.
See this bug in the Encyclopedia

Natural Habitat

Damp, cool environments such as sewers, basements, crawl spaces, and under mulch or leaf litter; often referred to as water bugs.

Diet & Feeding

Omnivorous scavengers that feed on decaying organic matter, starchy foods, and proteins; they are particularly attracted to garbage and sewage.

Behavior Patterns

Primarily nocturnal insects that move slowly compared to other cockroach species; they cannot fly and are often found at ground level or in subterranean areas. Their life cycle includes egg (ootheca), nymph, and adult stages.

Risks & Benefits

Potential risks include the mechanical transmission of pathogens such as E. coli and Salmonella, and they can trigger allergies or asthma in humans. They provide a minor ecosystem benefit by recycling decaying organic matter in nature.