Term:
Annulus
Definition:
One of a series of concentric zones on a calcified structure (CS) that may be interpreted in terms of age.
Domain:
Fishery
Source:
Handbook on Fish Age Determination - A Mediterranean experience, FAO Studies and Reviews No. 98, FAO, 2019 (http://www.fao.org/3/ca2745en/ca2745en.pdf).
