Assertion: sea otter | /r/HasProperty | extinct
Facets:
value: nearly
type: DEGREE
value: ecologically
type: DEGREE
value: by the early 1900s
type: TEMPORAL
value: from the california coast
type: LOCATION
value: in some places
type: LOCATION
value: because of this
type: CAUSE
value: by the year
type: TEMPORAL
value: off of california
type: LOCATION
Source sentences:
text: By the year 1900, sea otters were nearly extinct.
text: And because of this in some places sea otter is almost extinct and to prevent this the local government trying to protect the sea otter because its conservation status is endangered.
text: By the early 1900s, the sea otter was thought to be extinct off of California.
text: They were thought to be extinct from the California coast, until 50 otters were found near Big Sur.
text: As sea otter populations have recovered, they have come into contact and sometimes conflict with human activities that developed during the more than 100 years when the sea otter was ecologically extinct as a keystone species in the nearshore (Estes and VanBlaricom, 1985; Wendell et al., 1986b; Wendell, 1994; Watson and Smith, 1996; Larson et al., 2013; Hoyt, 2015).
text: In the presence of sea otters, an important natural predator, abalone populations cannot recover to the densities and distribution that characterized the era when sea otters were ecologically extinct.