Silverfish

Scientific Name: Lepisma saccharinum

Order & Family: Order: Zygentoma; Family: Lepismatidae

Size: 12–19 mm (0.5–0.75 inches)

Silverfish

Natural Habitat

Moist, humid areas like bathrooms, basements, and kitchens; often found in dark, undisturbed spaces.

Diet & Feeding

Starches and polysaccharides (glue, book bindings, plaster, sugar, paper, and carbohydrates).

Behavior Patterns

Nocturnal, fast-moving, and photophobic (avoids light); they undergo simple metamorphosis (incomplete).

Risks & Benefits

Considered a domestic pest that can damage household goods; they do not bite humans or transmit diseases but can trigger allergies.

Identified on: 1/15/2026