Assertion: dugong's time | /r/HasProperty | spent within 1.5 m of the surface
Facets:
value: after a dive
type: TEMPORAL
Source sentences:
text: The interaction between location and time of day was significant for diving rates, mean maximum dive depths and time spent within 1.5 m of the surface.
text: Not surprisingly, there was a positive relationship between dive duration and depth and a negative relationship between the number of dives per hour and the time spent within 1.5 m of the surface after a dive.