Assertion: greenland shark | /r/HasProperty | fished
Facets:
value: heavily
type: DEGREE
value: in the past
type: TEMPORAL
value: as a lubricant
type: PURPOSE
value: for their liver oil
type: PURPOSE
Source sentences:
text: They are rarely seen and difficult to study in the seas usually being caught as a by-catch by trawlers or sometimes caught as a target species, though less so now than in the past when they were heavily fished for their liver oil for lamp fuel and as a lubricant.
text: In the past, Greenland sharks were heavily fished for their liver oil and were killed because fisheries thought they posed a threat to other fish.