Then there are a series of images: the optical photo of an otolith (top left), along with corresponding "maps" of calcium and a number of trace elements, showing how the concentrations vary throughout ...

Humans have overfished cod to near extinction, so science alone cannot bring back cod. It will take regulation discipline, too.

Otoliths, the calcified structures within the inner ears of fish, ... Otolith: Calcified structures in the inner ear that record growth increments and environmental history.

Fish otoliths — the calcium carbonate structures found in fishes' inner ears — from human harvested fish, prey fish (those eaten by predatory fish) and reef-sheltered fish (also known as ...