Assertion: sea otter's population | /r/CapableOf | grow to about 1,600 individuals
Facets:
value: from zero
type: OTHER
value: since the 1970s
type: TEMPORAL
Source sentences:
text: A reintroduction program, state endangered species protection and a strong recovery plan has helped Washington’s population of Northern sea otters grow from zero to about 1,600 individuals since the 1970s.