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The bias associated with the dispersion of length at age in the estimation of growth and mortality parameters from uni‐modal length‐frequency data
Author(s) -
Bowker D. W.
Publication year - 1996
Publication title -
journal of fish biology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.672
H-Index - 115
eISSN - 1095-8649
pISSN - 0022-1112
DOI - 10.1111/j.1095-8649.1996.tb00072.x
Subject(s) - biology , modal , life span , dispersion (optics) , statistics , stock (firearms) , stock assessment , fish <actinopterygii> , estimation , fishery , mathematics , evolutionary biology , fishing , mechanical engineering , chemistry , engineering , management , economics , physics , polymer chemistry , optics
Values of M and M/K extracted from simulated uni‐modal length‐frequency data representing 28 fish stocks were biased. The bias exceeded 20% when the life span of the stock was <5 or >15 years.