Bug Identifier
Silverfish
Community identification

Silverfish

Lepisma saccharinum

Order & Family
Order: Zygentoma; Family: Lepismatidae
Size
12–19 mm (0.5–0.75 inches) in length
See this bug in the Encyclopedia

Natural Habitat

Dark, damp, and cool environments such as basements, attics, kitchens, and bathrooms. Often found in crawl spaces or behind wallpaper.

Diet & Feeding

Consumes starchy materials and items rich in carbohydrates or protein, including book bindings, glue, paper, photos, sugar, hair, and dandruff.

Behavior Patterns

Nocturnal and extremely fast runners. They undergo a hemimetabolous life cycle (egg, nymph, adult) and are known for their shimmying, fish-like movements.

Risks & Benefits

They do not bite humans or spread disease, but they are significant household pests that cause damage to paper products, clothing, and food stores. They serve as a food source for spiders and centipedes.