Assertion: krill | /r/HasProperty | fished for more than 40 years
Facets:
value: particularly
type: DEGREE
value: commercially
type: MANNER
Source sentences:
text: How much krill is in the Southern Ocean, and how the population fluctuates, are major questions to address in considering the protection of the Antarctic environment, particularly since krill have been fished commercially for more than 40 years.