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Cristina Galvan: "This is the source of the mysterious chirping sound! It is a bottom mapper that uses echos from sound waves bouncing off the ocean floor." Aboard the USCGC Polar Sea icebreaker in the Beaufort Sea.

Approx. Coordinates: 75.4258, -164.098

Credit to read: Photo by Cristina Galvan (PolarTREC 2009), Courtesy of ARCUS

Photographer: Cristina Galvan
Category: 
Year: 
2009
Program: 
PolarTREC
Region: 
Beaufort Sea
Topic: 
File Information
Focal Length: 
4.6mm
File Size: 
5191044
Computed Mime: 
image/jpeg
Max Aperture: 
f/8.0
Height: 
2448
Width: 
3264
Make: 
Canon
Model: 
Canon PowerShot SD870 IS
Exposure Time: 
1/60s
ISO: 
400

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