Crawling insects Crawling insect Damage to paper and fabrics

Silverfish

Lepisma saccharinum

Silverfish
Photo source: Christian Fischer, CC BY-SA 3.0, via Wikimedia Commons, cropped

Description

The silverfish (Lepisma saccharina) is a small wingless insect, 10–12 mm long, with a tapered body covered in silvery scales and three long rear appendages. It moves quickly with a sinuous motion.

It favours damp, dark places — bathrooms, kitchens, behind wallpaper and near pipes — and is active at night. It feeds on substances rich in starch and sugars: paper, adhesives, fabrics and food residues. It is long-lived and can tolerate periods without food.

Key characteristics

Size

10–12 mm

Appearance

Silvery, scaly, 3 rear appendages

Habitat

Damp, dark places (bathrooms, kitchens)

Habits

Nocturnal, fast, avoids light

Diet

Starches, paper, adhesives, fabrics

Risks and spread

Silverfish are not harmful to health, but can damage paper, books and fabrics and indicate excess moisture.

  • Damage to paper and books — Gnaws at pages, bindings, labels and documents.
  • Damage to fabrics — Can attack fabrics and materials containing starch or glue.
  • Moisture indicator — Its presence signals moisture conditions that need correcting.

Prevention

  1. 1

    Reduce humidity and improve ventilation

  2. 2

    Repair leaks and remove standing water near pipes and sanitary fittings

  3. 3

    Store paper, books and fabrics in dry places

  4. 4

    Seal cracks and hiding places along skirting boards and utility installations

Our intervention

TIsistemo addresses the cause (moisture) and, where needed, applies targeted treatments in hiding places.

  • Site inspection Checking damp areas and the insect's hiding places.
  • Moisture control Advice on reducing humidity and ventilating rooms.
  • Targeted treatment Specific products in cracks and hiding places where necessary.
  • Monitoring Checking results over time.

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