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Resource Ecology & Fisheries Management: Research Feature

Age Validation of Pacific Cod Using Stable Oxygen Isotope (δ18O) in Otoliths (pg 1, 2, 3, 4 )

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Spring 2015
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For Further Reading

Campana, S.E. 2001. Accuracy, precision and quality control in age determination, including a review of the use and abuse of age validation methods. J. Fish Biol. 59: 197-242.

Hoie, H., Andersson, C., Folkvord, A., and Karlsen, O. 2004. Precision and accuracy of stable isotope signals in otoliths of pen-reared cod (Gadus morhua) when sampled with a high-resolution micromill. Mar. Biol. 144: 1039-1049.

Johnston, C., and Anderl, D. 2012. Pacific cod (Gadus macrocephalus). In: Age determination manual of the Alaska Fisheries Science Center Age and Growth Program. Matta, M.E., Kimura, D.K. (Eds.), Age Determination Manual of the Alaska Fisheries Science Center Age and Growth Program. NOAA Professional Paper NMFS 13, pp. 25-30.

Kimura, D.K., and Anderl, D.M. 2005. Quality control of age data at the Alaska Fisheries Science Center. Mar Freshw Res 56: 783-789.

Nichol, D.G., Kotwicki, S., and Zimmermann, M. 2013. Diel vertical migration of adult Pacific cod Gadus macrocephalus in Alaska. J. Fish Biol. 83: 170-189.

Roberson, N.E., Kimura, D.K., Gunderson, D.R., and Shimada, A.M. 2005. Indirect validation of the age-reading method for Pacific cod (Gadus macrocephalus) using otoliths from marked and recaptured fish. Fish. Bull. 103: 153-160.





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