81.  Near shore, their sonar gets confused and have problems finding their way back to deeper waters.

82.  On Sunday, rescue workers had towed the whale into deeper waters but it later swam back towards shore.

83.  On Sunday rescue workers had towed the whale into deeper waters but it later swam back towards shore.

84.  Rangers also took a whale calf into deeper water and turned its head toward shore in the hope that its distress calls would attract others.

85.  Rescuers today freed a killer whale trapped in a narrow Japanese river by coaxing it safely into the deeper waters of a nearby port.

86.  Rescue workers were trying to moor the sunken ferry to prevent it from being dragged into deeper water.

87.  She turned toward the deeper water and eventually went under, he said.

88.  Scuttling at sea remains an option for platforms in deeper water, he said.

89.  The area is too deep for scuba diving, and previous studies using submersibles concentrated on deeper waters.

90.  The effect on crab and fish in deeper waters is still uncertain.