How does the fish detector work in the sea?

3 Answers

  • John
    Lv 6
    3 months ago
    Favourite answer

    A fish detector is a highly developed active SONAR. A passive SONAR only listens.

  • Anonymous
    3 months ago

    Underwater "radar" aka sonar.

    It does not "detect fish" just solid objects under water.

  • 3 months ago


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