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Simple Grinding Procedure to Section Otoliths
Author(s) -
Maceina Michael J.
Publication year - 1988
Publication title -
north american journal of fisheries management
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.587
H-Index - 72
eISSN - 1548-8675
pISSN - 0275-5947
DOI - 10.1577/1548-8675(1988)008<0141:sgptso>2.3.co;2
Subject(s) - grinding , section (typography) , fishery , simple (philosophy) , fish <actinopterygii> , environmental science , marine engineering , biology , computer science , engineering , mechanical engineering , philosophy , epistemology , operating system
Abstract This paper describes an inexpensive and simple grinding technique to section otoliths that I have used to determine the ages of both freshwater and marine fish. Depending on their size, 6–15 otoliths can be sectioned, and their annuli counted, per hour.