cockroach · 35-40 mm
American cockroach
Reddish-brown, large, glossy. Strong fliers especially in summer. Adults can fly to lights and onto upper-storey balconies.
Behaviour
Prefers warm humid voids - drains, sub-floor cavities, sewer access. Active at night. Often comes up via shared sewer connections in apartment blocks.
How they get into Melbourne homes
Sewers, drains, sub-floor vents. Can fly indoors through open windows in summer.
DIY options
Drain inspection, sub-floor ventilation, and a residual perimeter spray help.
When to call a professional
Repeat sightings or population in any commercial premise - call.
Common questions about american cockroach
- Yes. In hot weather they readily fly to lights - often coming in through upper-storey windows. Single sightings in summer are common; population requires a sub-floor or drain harbourage.
Other cockroachs in Melbourne
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