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Widespread in temperate climates. Commonly
seen in domestic premises, although also a pest of stored food commodities. Domestic premises, ships holds, granaries and warehouses are all viable
habitats for this moth |
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White
Shouldered House Moth |
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Although seen often in domestic premises, this
species is rarely a cause for concern - fabric and food are not directly attacked.
Commercial and large scale food storage and processing are at greater risk from
contamination by silk and frass created by the larvae. |
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Complete metamorphosis life cycle is followed.
Females are capable of laying over 200 eggs directly in of close by food
substrates. Larvae are nocturnal feeders, and pupation occurs in the structure of
the habitat. Relative Humidity of 90% is optimum with preferred access to free
water. |
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Removal of birds nests, and general aggregations
of food / organic matter are recommended. Frequent vacuuming of these areas will
reduce the breeding potential by physical removal of all stages in the life cycle.
Where appropriate, use of a residual insecticide spray will provide control. |
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