London's Pulse: Medical Officer of Health reports 1848-1972
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Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
City of London 1967
[Report of the Medical Officer of Health for Port of London]
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TABLE SHOWING FIGURES AND STATISTICS FOR THE PAST TEN YEARS
| Year | No., of Lighters Inspected | % of Lighters without any Evidence | % of Lighters with negligible or old Evidence No Action Taken | % of Lighters Treated for Rats | No- of Dead Rats recovered after Treatment | Average No. of Rats recovered per Lighter Treated |
|---|---|---|---|---|---|---|
| 1958 | 2,714 | 87.9% | 8.5% | 3.6% | 797 | 8.1 |
| 1959 | 2.217 | 81.0% | 13.2% | 5.8% | 723 | 5.7 |
| 1960 | 7,207 | 86.3% | 12.4% | 1.3% | 552 | 5.9 |
| 1961 | 6,366 | 84.9% | 13.5% | 1.6% | 848 | 8.1 |
| 1962 | 3,793 | 86.8% | 11.7% | 1.5% | 483 | 8.5 |
| 1963 | 5,408 | 89.0% | 9.4% | 1.6% | 732 | 8.4 |
| 1964 | 2,062 | 91.7% | 6.0% | 2.3% | 195 | 4.0 |
| 1965 | 4,565 | 79.0% | 19.5% | 1.5% | 377 | 5.4 |
| 1966 | 3,294 | 90.1% | 8.5% | 1.4% | 172 | 3.7 |
| 1967 | 3,153 | 92.1% | 6.1% | 1.8% | 277 | 4.9 |
| Average 1958-1967 | 4,078 | 86.9% | 10.9% | 2.2% | 516 | 6,2 |
TABLE E
Rodents destroyed (bodies recovered) during the year in ships and in shore premises.
| Number of. | Jan | Feb. | Mar. | April | May | June | July | Aug. | Sept. | Oct. | Nov. | Dec. | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Black Rats | 55 | 47 | 37 | 54 | 35 | 17 | 36 | 28 | 13 | 39 | 56 | 44 | 461 |
| Brown Rats | – | 1 | – | 1 | – | 87 | – | – | – | – | – | – | 89 |
| Rats Examined | 5 | 4 | 4 | 1 | – | – | 4 | 5 | 4 | 7 | 7 | 4 | 45 |
| 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 | 9 | 20 | 6 | 9 | 21 | 245 | 88 | 78 | 62 | 125 | 102 | 58 | 823 |
| Brown Rats | 76 | 61 | 59 | 121 | 62 | 56 | 101 | 83 | 54 | 62 | 123 | 16 | 874 |
| Rats Examined | 1 | – | – | – | 5 | – | – | – | – | 1 | 1 | – | 8 |
| Rats Infected with Plague | – | – | – | – | – | – | – | – | – | – | – | – | – |
1,831 mice were also destroyed; 168 in ships and 1,663 in shore premises.
TABLE F
Derailing Certificates and Deratting Exemption Certificates Issued during the Year for Ships from Foreign Ports.
| NO. OF DERATTING CERTIFICATES ISSUED | Number of Deratting Exemption Certificates Issued | Total Certificates Issued | |||||
|---|---|---|---|---|---|---|---|
| After Fumigation with | After Trapping | After Poisoning | After Trapping and Poisoning | Total | |||
| HCN | Other Fumigants | ||||||
| 1. | 2. | 3. | 4. | 4(a) | 5 | 6. | 7. |
| Nil | Methyl Bromide 1 | Nil | "1080" 30 Warfarin 3 | Nil | 34 | 1,065 | 1,099 |