Assertion: mackerel | /r/HasProperty | seen at the surface
Facets:
value: in some years
type: TEMPORAL
value: in the gulf
type: LOCATION
Source sentences:
text: In some years few mackerel are seen at the surface in the Gulf eastward of the Isles of Shoals, 1926, 1927, 1933, 1934, and 1935 were examples.