Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
[Report of the Medical Officer of Health for Port of London]
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TABLE E
Rodents destroyed (bodies recovered) during the year in ships and in shore premises
(1) On vessels
| Number of | Jan. | Feb. | Mar. | April | May | June | July | Aug. | Sept. | Oct. | Nov. | Dec. | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Black Rats | 125 | 174 | 184 | 223 | 74 | 106 | 170 | 145 | 82 | 84 | 97 | 76 | 1540 |
| Brown Rats | - | - | - | - | - | 1 | — | — | - | — | — | 1 | |
| Rats examined | 6 | 5 | 7 | 12 | 7 | 3 | 7 | 5 | 1 | 7 | 3 | 7 | 70 |
| Rats infected with plague | - | - | - | - | - | — | — | - | — | — | — | — | - |
(2) In Docks, Quays, Wharves and Warehouses
| Number of | Jan. | Feb. | Mar. | April | May | June | July | Aug. | Sept. | Oct. | Nov. | Dec. | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Black Rats | 32 | 26 | 52 | 57 | 60 | 24 | 38 | 38 | 65 | 64 | 34 | 15 | 505 |
| Brown Rats | 15 | 84 | 103 | 81 | 113 | 88 | 141 | 73 | 122 | 89 | 47 | 129 | 1085 |
| Rats examined | 1 | 1 | - | - | - | - | 1 | 1 | 7 | 3 | 3 | 2 | 19 |
| Rats infected with plague | - | - | - | - | - | - | - | - | - | - | - | - | - |
Mice: 2,601 mice were also destroyed; 146 in ships and 2,455 in shore premises.
TABLE F
Deratting Certificates and Deratting Exemption Certificates issued during the year for Ships from Foreign Ports
| NO. OF DERATTING CERTIFICATES ISSUED | Total | Number of Deratting Exemption Certificates Issued | Total Certificates Issued | ||||
|---|---|---|---|---|---|---|---|
| After Fumigation with | After Trapping | After Poisoning | After Trapping and Poisoning | ||||
| HCN | Other Fumigants (state Method) | ||||||
| 1. | 2. | 3. | 4. | 4(a) | 5. | 6. | 7. |
| 2 | Nil | Nil | " 1080" 35 | Nil | 39 | 1,069 | 1,108 |
| "Warfarin" 2 | |||||||
PREVENTION OF DAMAGE BY PESTS (APPLICATION TO SHIPPING) ORDERS 1951-56
During the year 33 Rodent Control Certificates were issued to coastwise ships as provided
for by the terms of the Prevention of Damage by Pests (Application to Shipping) Order, 1951-56.
SECTION XIII
INSPECTION OF SHIPS FOR NUISANCES
TABLE G
Inspections and Notices No. of
Vessels
Number of vessels visited by Port Health Inspectors 15,249
Number of vessels on which sanitary defects were found, and details reported to
the Master, Owners and/or Ministry of Transport 987
Number of Statutory Notices served Nil
Number of vessels on which sanitary defects were remedied 982
17