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![A pollock with its head removed in order to obtain ear bones (otoliths), thewhite objects in this image fis01279.jpg A pollock with its head removed in order to obtain ear bones (otoliths), thewhite objects in this image](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_fis01279.jpg?itok=jvWa_-Yp)
Description
A pollock with its head removed in order to obtain ear bones (otoliths), thewhite objects in this image. The otoliths are used to determine the age of thefish in a manner similar to counting tree rings. (Image credit: NOAA Teacher at Sea Program, NOAA Ship OSCAR DYSON | Mary Murrian)
Credit
NOAA Teacher at Sea Program, NOAA Ship OSCAR DYSON
Photographer
Mary Murrian
Location
Alaska, Bering Sea
Collection
Fisheries
NOAA Affiliation
William Henry MS