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 | 215 | 272 | 299 | 214 | 275 | 307 | 289 | 331 | 313 | 94 | 301 | 278 | 3188 |
| Brown Rats | - | 6 | 6 | - | - | 2 | - | 2 | - | 1 | - | - | 17 |
| Rats examined | 8 | 2 | 4 | 1 | - | 4 | 6 | 6 | - | 4 | - | 4 | 39 |
| 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 | 103 | 55 | 78 | 85 | 64 | 82 | 110 | 134 | 138 | 82 | 66 | 48 | 1045 |
| Brown Rats | 111 | 130 | 118 | 134 | 209 | 123 | 91 | 129 | 90 | 165 | 99 | 68 | 1467 |
| Rats examined | - | 1 | 1 | 1 | - | - | - | 1 | - | - | - | - | 4 |
| Rats infected with plague | - | - | - | - | - | - | - | - | - | - | - | - | - |
TABLE F
Deratting Certificates and Deratting Exemption Certificates Issued during the Year for Ships
from Foreign Ports
| No. of Deratting Certificates Issued | Number of Derattirtg Exemption Certificates Issued. | Total Certificates Issued | |||||
|---|---|---|---|---|---|---|---|
| After Fumigation with | After Trapping | After Poisoning | After Trapping and Poisoning | Total | |||
| HCN | Other Fumigant (state Method) S.O2. | ||||||
| 1. | 2. | 3. | 4. | 4(a) | 5. | 6. | 7. |
| 28 | 1 | 1 | "1080" 119 "Warfarin" 5 Zinc Phosphide 2 "1080" and Warfarin nil | Trapping and "1080" nil Trapping & Warfarin nil | 156 | 1,044 | 1,200 |
| Inspections and Notices | No. of Vessels |
|---|---|
| Number of vessels visited by Sanitary Inspectors | 13,175 |
| Number of vessels on which sanitary defects were found, and details reported to the Master, Owners and/or Ministry of Transport | 779 |
| Number of Statutory Notices served | NIL |
| Number of vessels on which sanitary defects were remedied | 756 |
| Inadequate venti lation | 17 |
| Defective Lighting — Natural | 1 |
| Do. do. — Artificial | 4 |
| Defective Heating | 13 |
| Condensation | 25 |
| Leaking Decks | 19 |
| Leaking Ports, Decklights, etc. | 15 |
| Leaking Sideplates | 4 |
| Leaking Hawse and Chain Pipes | — |
| Deficient or Obstructed Floor Drainage | 22 |
| Water lodging on top of Peak Tanks | — |
| Defective Bulkheads | 8 |
| Do. Floors | 31 |
| Do. Doors | 5 |
| Do. Chain Pipes | — |
| Do. Bunks | 4 |
| Do. Clothes Lockers | 2 |
| Do. Food Lockers | 12 |
| Do. Food Storage | 31 |
| Do. Cooking Arrangements | 33 |
| Defective or Uncleanly Drinking Water Storage | 5 |
| Water Closet Obsolete | 3 |
| Do. Defective | 22 |
| Do. Foul or Choked | 5 |
| Do. Inadequate Flush | 8 |
| Wash Basins Defective | 30 |
| Do. Foul | 6 |
| Neglected Paintwork or Distemper | 35 |
| Absence of Washrooms | — |
| Absence of Messrooms | 1 |
| Misappropriation of Crew Spaces | 3 |
| Verminous Quarters | 102 |
| Dirty Quarters | 564 |
| Miscellaneous | 64 |
| Total | 1,094 |