Assertion: rock oyster | /r/AtLocation | intertidal zone
Facets:
value: usually
type: TEMPORAL
value: below the low water mark
type: LOCATION
Source sentences:
text: They are usually found in the intertidal zone to 3 m (9.8 ft) below the low-water mark.
text: They are usually found in the intertidal zone to 3 metres below the low water mark.