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Critters And Collisions

Gemini Sparkle

Key Takeaways:

  • The Chart Supplement (formerly Airport/Facility Directory) contains vital, often peculiarly worded, information on various airport hazards, which pilots must meticulously review for safety.
  • Wildlife strikes, predominantly by birds (including bald eagles, waterfowl, and doves) and ground animals (like deer and coyotes), are a common and significant aviation risk, with specific statistics on their occurrence.
  • Collision risks extend beyond natural wildlife to encompass Uncrewed Aircraft Systems (UAS) and physical airport conditions, such as runway gradient affecting visibility or surface irregularities like animal holes.
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As you should know by now, the FAA’s Airport/Facility Directory recently was renamed the Chart Supplement. It’s the same multi-volume reference with information like: “CAUTION—FISH SPOTTING ACTIVITY—CHESAPEAKE BAY AND COASTAL WATERS. Caution is advised for extensive fish spotter aircraft activity between May 1 and December 1 upwards from 1500 feet above the surface over the Chesapeake Bay and adjacent coastal waters. Pilots should be alert for this activity.”

Isn’t that last sentence overkill? Doesn’t the whole “Caution is advised” part mean “Pilots should be alert”? How about this entry for Devils Lake, North Dakota (KDVL)?: “Numerous waterfowl and other birds, deer and jack rabbits on and invof arpt.” The Chart Supplement can spell out “waterfowl” and “jack rabbits,” but can’t spell out “airport” or “in the vicinity of?” 

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