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05/18/2003 Archived Entry: "Navy Sonar"

6 dead porpoises found since test
The Shoup, an Everett-based guided-missile destroyer, was using mid-frequency
sonar, called SQS-53C, as part of a quarterly training exercise on May 5.

A pod of killer whales, destroyer USS Shoup

Navy confirms using sonar in Haro Strait
The Navy ended the sonar sweep when Canadian authorities reported complaints
from boat operators, Sellers said, but marine mammals weren't mentioned.

Porpoise deaths probed
The Navy has used AN/SQS-53C sonar since the 1950s, Sellers said.

Porpoises die along coast; sonar suspected - Photo
komo 4 | Quicktime - Video Feed