Research and analysis
Avian influenza in wild birds: 2018
Updated 16 December 2024
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| Week number | Location (county) | Number of findings | Species involved | Total number of birds testing positive |
|---|---|---|---|---|
| Week 1 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 2 (2018) | Dorset | 1 | Mute swan, pochard, Canada goose | 31 |
| Week 3 (2018) | Warwickshire | 1 | Tufted duck, great crested grebe; great black-backed gull, herring gull | 13 |
| Week 3 (2018) | Hertfordshire | 1 | greylag goose, gulls (common;herring,black-headed), ducks (Aylesbury; tufted;mallard) | 19 |
| Week 4 (2018) | West Yorkshire | 1 | Tufted duck | 1 |
| Week 4 (2018) | Rutland | 1 | Mallards, Moorhen | 9 |
| Week 4 (2018) | Greater London | 1 | Mute swans | 2 |
| Week 5 (2018) | Berkshire | 1 | Mute swans | 5 |
| Week 5 (2018) | Surrey | 1 | black headed gulls | 2 |
| Week 5 (2018) | Hertfordshire | 1 | Tufted duck | 1 |
| Week 5 (2018) | Surrey | 1 | Mute swan | 1 |
| Week 5 (2018) | Warwickshire | 1 | Mute swan | 1 |
| Week 6 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 7 (2018) | Oxfordshire | 1 | Mute swan | 1 |
| Week 8 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 9 (2018) | Surrey | 1 | Mute swan | 2 |
| Week 9 (2018) | Lincolnshire | 1 | Greylag goose ; wild pheasant | 4 |
| Week 9 (2018) | Devon | 1 | Buzzard | 1 |
| Week 9 (2018) | Suffolk | 1 | Northern goshawk | 1 |
| Week 9 (2018) | South Glamorgan | 1 | Buzzard | 1 |
| Week 9 (2018) | Hampshire | 1 | Buzzard | 1 |
| Week 10 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 11 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 12 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 13 (2018) | Suffolk | 1 | Buzzard | 2 |
| Week 14 (2018) | Suffolk - new report from previously reported location | 1 | Buzzard | 2 |
| Week 15 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 16 (2018) | Suffolk - new report from previously reported location | 1 | Buzzard | 1 |
| Week 17 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 18 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 19 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 20 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 21 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 22 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 23 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 24 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 25 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 26 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 28 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 29 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 30 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 31 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 32 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 33 (2018) | Not set | 0 | No positive birds reported | 0 |
| Week 34 (2018) | Not set | 0 | No positives | 0 |
| Week 35 (2018) | Not set | 0 | No positives | 0 |
| Week 36 (2018) | Not set | 0 | No positives | 0 |
| Week 37 (2018) | Not set | 0 | No positives | 0 |
| Week 38 (2018) | Not set | 0 | No positives | 0 |
| Week 39 (2018) | Not set | 0 | No positives | 0 |
| Week 40 (2018) | Not set | 0 | No positives | 0 |
| Week 41 (2018) | Not set | 0 | No positives | 0 |
| Week 42 (2018) | Not set | 0 | No positives | 0 |
| Week 43 (2018) | Not set | 0 | No positives | 0 |
| Week 44 (2018) | Not set | 0 | No positives | 0 |
| Week 45 (2018) | Not set | 0 | No positives | 0 |
| Week 46 (2018) | Not set | 0 | No positives | 0 |
| Week 47 (2018) | Not set | 0 | No positives | 0 |
| Week 48 (2018) | Not set | 0 | No positives | 0 |
| Week 49 (2018) | Not set | 0 | No positives | 0 |
| Week 50 (2018) | Not set | 0 | No positives | 0 |
| Week 51 (2018) | Not set | 0 | No positives | 0 |
| Week 52 (2018) | Not set | 0 | No positives | 0 |