Migrating bird flocks present a high bird-strike risk around the aerodrome.

G4184/26

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OTHBird Activity

2026-09-14 09:02 - 2026-11-30 15:59

Duration:3 months

Period of Applicability

2026-09-14 09:02 - 2026-11-30 15:59

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Interpretation

Migrating bird flocks are expected around the aerodrome from September through November, peaking September 15–28, along north-south routes following rivers and lakes. Bird strikes are most likely at 1,000–2,200 m between 1200 and 1730; exercise particular caution over 24°53′47″N 109°58′09″E between 1600 and 1730 due to a high bird-strike risk.

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Raw NOTAM

G4184/26 NOTAMR G3882/26
Q)ZGZU/QFAHX/IV/NBO/A/000/999/2513N11002E005
A)ZGKL B)2609140902 C)2611301559
E) 1.BIRD FLOCKS MIGRATION WILL TAKE PLACE AROUND AD:
BIRD MIGRATION TIME: SEP - NOV(PEAK DATE: 15-28 SEP)
BIRD MIGRATION ROUTE:NORTH-SOUTH VIA RIVERS AND LAKES.
2.HIGH-INCIDENCE ALT OF BIRD STRIKE:  1,000M-2,200M.
3.HIGH-INCIDENCE TIME OF BIRD STRIKE: 1200-1730.
4.EXERCISE CAUTION WHILE FLYING OVER N245347E1095809 DURING
1600-1730,HIGH RISK OF BIRD STRIKE DUE TO BIRD FLOCKS MIGRATION.

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