Storing food in sealed airtight containers, emptying garbage bins regularly and keeping garbage bin lids tightly closed.Reducing water availability by removing unnecessary containers of water and repairing leaky taps and pipes.Measures to reduce access to food, water and shelter, including: Sticky traps can be effective for long-term monitoring of populations.Ģ. A torch or pyrethrin aerosol may be used to flush cockroaches out of their harbourages.A thorough inspection of the infested area. Control methodsĮffective cockroach control relies on the education and co-operation of the residents of the infested area. ![]() The number of nymphal moults, time taken for maturation and the adult lifespan depends on the species of cockroach. When hatched, the nymphs congregate with adult cockroaches and mature after a number of moults. This behaviour is exploited by pesticides such as dusts that come in contact with the feet or body of the cockroach and are ingested during grooming.Ĭockroach eggs are enclosed in a purse-shaped egg case, which may be carried, dropped or glued to a surface. Cockroaches are gregarious (they congregate together), and frequently groom themselves. Any active cockroaches observed during the day are often indicative of a large infestation. Cockroaches eat virtually any animal or vegetable material, including paper, fabric, leather, starches and grease particles.Ĭockroaches are generally nocturnal. These cockroaches press or smear their faeces onto surfaces to mark feeding and aggregation sites.Ĭonditions that favour cockroach infestations are those that provide abundant food, water and shelter. ![]() The faeces of some species of cockroach contain a pheromone. The high pest status of cockroaches is largely attributed to their wide distribution, close association with humans and potential to carry disease. There are over 4000 species of cockroaches worldwide, only a few of which are considered major pests. Cockroaches belong to the insect order Blattodea.
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