This is because with live sonar you can actually see the fish swimming with enough detail to know which direction it's going and how it's moving in the water column
Johnson, Nancy Pauline Johnson, Billie Jo Johnson, and Belinda Jaqueline Johnson, 6 grandchildren Christina McCarta, Dana Chiusano, Kevin Dennis, Brandon Curley, Brooke Wallen, and Joshua Johnson, and 6 great grandchildren Allen Scarabin, Kevin Dennis, Molly Dennis, Kylie Dennis, Leigha Grey, and Kalem Miller
This means that other fishers are informed almost in real time of the risk of net losses in this area and can avoid the location
Ghost fishing nets meet microbial recyclers