Sound Gallery - Motor Boat

Boating is a popular activity at Lake Mead National Recreation Area in Arizona and Nevada

NPS Photo by Andrew Muñoz

• Boat

  
  

  Sound recording of motor boat, North Cascades National Park, Washington.

  Credit / Author:

  NPS

  Audio Transcript

  The buzzing, humming sound of a boat motor with the thudding of the boat going through waves.

Spectrogram of a motor boat. Spectrograms are graphs that visualize sounds. The brightness of the colors shows sounds’ amplitude (loudness) across different frequencies (pitches), shown from bottom to top, and over time, from left to right. Note how the engine noise is loud across all low- to mid-range frequencies

NPS

• Listen to more natural and human-made sounds recorded in national parks via the NPS Sound Gallery

• Learn more about what the National Park Service does to explore, understand, and protect the acoustic environment at Natural Sounds (U.S. National Park Service)