Assertion: ocean perch | /r/HasProperty | old age
Facets:
value: relatively
type: DEGREE
Source sentences:
text: Pacific ocean perch is a very slow growing species, with a low rate of natural mortality (estimated at 0.06), a relatively old age at 50% maturity (10.5 years for females in the Gulf of Alaska), and a very old maximum age of 98 years in Alaska (84 years maximum age in the Gulf of Alaska) (Hanselman et al. 2003).