London's Pulse: Medical Officer of Health reports 1848-1972

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City of London 1970

[Report of the Medical Officer of Health for Port of London]

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SUMMARY
Number of Lighters inspected 2,649
Number of Lighters without any evidence
of rat infestation 2,404
Number of Lighters with negligible fresh
or old evidence, No action taken 164
Number of Lighters treated for rats 81
Number of dead rats recovered after
treatment 238
Number of rats sent for bacteriological
examination P/pestis. All results
were negative. 11

TABLE SHOWING FIGURES AND STATISTICS FOR THE PAST TEN YEARS

YearNo., of Lighters Inspected% of Lighters without any Evidence% of Lighters with negligible fresh or old Evidence No Action Taken% of Lighters Treated for Rats— No. of Dead Rats recovered after TreatmentAverage No, of Rats recovered per Lighter Treated
1961636684.9%13.5%1.6%8488.1
1962379386.8%11.7%1.5%4838.5
1963540889.0%9.4%1.6%7328.4
1964206291.7%6.0%2.3%1954.0
1965456579.0%19.5%1.5%3775.4
1966329490.1%8.5%1.4%1723.7
1967315392.1%6.1%1.8%2774.9
1968348792.2%6.0%1.8%2483.9
1969268691.3%5.5%3.2%2633.1
1970264990.7%6.2%3.1%2382.9
Average 1961-1970374688.0%10.2%1.8%38335.3

TABLE E

Rodents destroyed (bodies recovered) during the year in ships and in shore premises.

Number of.JanFeb.Mar.AprilMayJuneJulyAug.Sept.Oct.Nov.Dec.Total
Black Rats276843375913111726181313345
Brown Rats-314
Rats Examined4834212122736
Rats infected with Plague-------------
(2) In Docks, Quays, Wharves and Warehouses
Number ofJan.Feb.Mar.AprilMayJuneJulyAug.Sept.Oct.Nov.Dec.Total
Black Rats1212661423271412194115201
Brown Rats293226704724321725366110409
Rats Examined2125
Rats Infected with Plague-------------

1182 Mice were also destroyed, 41 in vessels and 1141 in shore premises.
23