Assertion: mussel's number | /r/HasProperty | low
Facets:
value: really
type: DEGREE
value: under natural conditions
type: OTHER
Source sentences:
text: Under natural conditions, the number of glochidia that infest is so low that it rarely causes damage to its host; however, care must be taken not to over infest, which can cause the fish undue stress or death in the laboratory.
text: Although the number of victims was low, the mortality rate was high at 50%.
text: This will be more significant after years when the wild spat numbers are really low.
text: Second, the reliability of hatchery seed is a more stable base for an industry relying on wild seed, particularly in years when wild spat numbers are low, and when the hatchery spat will attract a premium.