11.   The Meteorological Agency said there were no fears that it would trigger a tsunami, a huge sea wave caused by disturbances under the ocean.

12.   The quakes were not strong enough to generate a tsunami, a damaging seismic sea wave, the warning center said.

13.   There was no fear of tsunami, or huge sea waves often caused by earthquakes, it said.

14.   There were no significant aftershocks, nor was the quake strong enough to cause a tsunami, an earthquake-caused sea wave.

15.   He said there was a high risk of an unusually large sea wave sparked by a seaquake or an undersea volcanic eruption.

16.   A French volcano expert said Monday huge sea waves and radioactive leakages could be caused by nuclear explosions on the Mururoa atoll.