Answer:

paravane

AnswerCrossword Clue
PARAVANEDevice for protection from underwater mines.
PARAVANENavy device for detecting mines.
PARAVANEUnderwater device used in mined areas.
PARAVANEDevice causing marine mines to surface
PARAVANEMine-sweeping apparatus
PARAVANEMinesweeping device