Shepherd


The <code>Shepherd</code> data frame has 24 rows and 4 columns.
The seasonal length frequency data of Raja clavata are from Shepherd's working document. 


datasets

Fishery science methods and models from published literature and contributions from colleagues.

Gary A Nelson

fishmethods

Fishery Science Methods and Models in R

Shepherd function

This data frame contains the following columns:
<dl>
<dt>length</dt><dd>lower limit of length interval </dd> <dt>f1</dt><dd>length frequency from first sampling event in year.</dd> <dt>f2</dt><dd>length frequency from second sampling event in year.</dd> <dt>f3</dt><dd>length frequency from third sampling event in year.</dd> </dl> 

Format

Shepherd, J. G. 1987. <em>A weakly parametric method for the analysis of length composition data</em>. In: D. Pauly and
G. Morgan, (eds). The Theory and Application of Length-Based Methods of Stock Assessment. ICLARM Conf. Ser. Manilla.

Shepherd: Seasonal Length Frequencies for Raja clavata

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