Assertion: sea snake | /r/CapableOf | remain submerged
Facets:
value: for several hours
type: TEMPORAL
Source sentences:
text: While kraits surface for air regularly, true sea snakes can remain submerged for around 8 hours.
text: Sea snakes can remain submerged for several hours, possibly as much as eight or more.
text: They have been reported swimming at depths over 90 m (300 ft), and can remain submerged for as long as a few hours, possibly depending on temperature and degree of activity.