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

Damp, dark, and cool environments such as basements, bathrooms, kitchens, and attics.

Diet & Feeding

Consumes carbohydrates, specifically sugars and starches (polysaccharides). They feed on glue, book bindings, paper, photos, sugar, hair, dandruff, and organic debris.

Behavior Patterns

Nocturnal and fast-moving with a fish-like swimming motion. They undergo a simple metamorphosis (egg, nymph, adult) and can live for several years, continuing to molt throughout their lives.

Risks & Benefits

They do not bite humans or transmit diseases but are considered household pests because they can damage books, wallpaper, and clothing. They also provide a food source for predatory insects like spiders.