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CA.I.I.K1gFAA-S-ACS-7B · Nov 2023Knowledge

g. Vessel traffic and wakes

ACS element text (the applicant demonstrates understanding of)

The characteristics of a water surface as affected by features, such as: g. Vessel traffic and wakes

Bottom line

A seaplane is considered a vessel when on the water for the purposes of these collision avoidance rules. In general, a seaplane on the water must keep well clear of all vessels and avoid impeding their navigation.

FAA references

  1. AIM 7-6-9 (Seaplane Safety) — AIM Basic 2/20/25 w/ Change 1 (8/7/25) & Change 2 (1/22/26)
  2. SEA ch. 3 (p. 3-4) — FAA-H-8083-23
  3. SEA ch. 1 (p. 1-2) — FAA-H-8083-23
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