https://www.fws.gov/species/northern-pike-esox-lucius
Northern Pike (Esox lucius) | U.S. Fish & Wildlife Service
northern pikeesox luciusfishwildlifeservice
https://dergipark.org.tr/en/pub/limnofish/article/279725
Evaluation of Different Bony Structures to Age Determination of Pike (Esox lucius L., 1758)...
Dec 24, 2016 - Journal of Limnology and Freshwater Fisheries Research | Volume: 2 Issue: 3