Silverfish

Scientific Name: Lepisma saccharinum

Order & Family: Order: Zygentoma; Family: Lepismatidae

Size: 12 to 19 mm (0.5 to 0.75 inches)

Silverfish

Natural Habitat

Typically found in dark, damp areas with high humidity, such as basements, bathrooms, attics, and kitchens. They often hide in cracks, crevices, or behind wallpaper.

Diet & Feeding

Consumes carbohydrates like sugars and starches. Their diet includes paper, glue, book bindings, photos, sugar, hair, and dandruff.

Behavior Patterns

Nocturnal and move in a quick, fish-like wiggling motion. They are primitive wingless insects that molt throughout their adult lives.

Risks & Benefits

They do not bite or sting humans and carry no known diseases. However, they are considered pests because their feeding habits can cause damage to books, wallpaper, clothing, and stored food products.

Identified on: 2/15/2026