How do trawlers use echo method to find location of shoals of fish
Asked by lovemaan5500 | 30th Nov, 2017, 08:38: PM
They can use sonar technology in which transmitted sound is received and the time between
transmittance and receiving is calculated to find the distance of fish from the trawler
Answered by Gajendra | 1st Dec, 2017, 05:06: PM
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