Originally Posted by
noske
Asiana Cargo 747 near Jeju in 2011. Major parts of the wreckage were found and recovered, but not the flight recorders, apparently due to strong currents over a muddy seabed.
https://flightsafety.org/asw-article/in-flight-inferno/
But I have no doubt that
these recorders will be found, within a week or two.
I agree. The NTSB has already acknowledged they will dredge the bay if they can't find them by divers, pingers, or mud sloggers.