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36
D(5)j Mosquito Control
During the year, the usual appropriate precautionary
measures were taken when the many water courses within the
Borough were sprayed with larvicide.
The 285 pig food salvage bins in the streets received the
like attention.
D(5)k Rodent Control
Two operatives continue to be employed on rodent
destruction in accordance with the terms of Circular N.S.19.
As in previous years, Corporation sewers were effectively
treated for sewer rats during the months of March and
September when a total of 347 manholes were baited.
The Prevention of Damage by Pests (Application to
Shipping) Order which came into operation on 1st October,
1951 has been fully implemented during the year. This
Order provides that the duties of Local Authorities in terms
of Part I of the Prevention of Damage by Pests Act 1949
in relation to rats and mice on land, shall extend so as to
include any vessel or craft in the area which is not a sea
going ship, and accordingly the following inspections were
made:—
Coastwise vessels 49
Barges 54
Tugs 4
Dredgers 1
Total 108
D(5)l Pest Control
Many requests were received during the year to effect the
destruction of ants and wasps nests, beetles, silverfish, crickets,
and in this regard the services of an operative are available,
for which an appropriate charge is made. This includes the
cost of materials used plus apportionment charge on operative's
time devoted to the service.
One suspected Colorado beetle was found to be
Amphimallus (Chafer).
D(5)m Offensive Trades
In addition to the ordinary statutory offensive trades
which are specified in Section 107 of the Public Health Act,