Assertion: spoon worm | /r/AtLocation | continental shelf
Facets:
value: in the 1970s
type: TEMPORAL
value: off los angeles
type: LOCATION
Source sentences:
text: In the 1970s, the spoon worm Listriolobus pelodes was found on the continental shelf off Los Angeles in numbers of up to 1,500 per square metre (11 square feet) near sewage outlets.