Cockroaches

Cockroaches

There are about 4,000 species of cockroach, of which 30 species are associated with human habitations and about four species are well known as pests.
Among the best-known pest species are the American cockroach (Periplaneta americana) which is about 30 millimetres long, the German cockroach (Blattella germanica) which is about 15 millimetres long and the Oriental cockroach (Blatta orientalis) about 25 millimetres long.

Signs of infestation:

Cockroaches have flattened bodies which allow them to enter homes through cracks in brickwork and mortar and in gaps around pipe work. They are mainly active at night and hide in cracks and crevices during the day.

Cockroach facts:

A cockroach can live almost a month without food. and about two weeks without water.

Diseases carried by Cockroachs:

Cockroaches are known to carry human pathogens, such as Salmonella and E. Coli

American Cockroach

Recognition:

Adults are between 28mm and 44 mm long and are coloured a shiny reddish brown.

German Cockroach

Recognition:
It can be tan through brown to almost black, and has two dark parallel streaks running from the head to the base of the wings. Although it has wings, it is unable to sustain flight but may glide for short distances. The adult measures approximately 15 millimetres long.

Oriental Cockroach

Recognition:
Dark brown to black in colour and has a glossy body. The adult measures approximately 25 millimetres long.

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