YPerchTL


Lengths and weights for Yellow Perch (<em>Perca flavescens</em>) from Trout Lake, WI, 1981-2006.  Fish were collected with a variety of gears.


datasets

The datasets to support the Fish Stock Assessment (FSA) package.

Derek Ogle

FSAdata

Data to Support Fish Stock Assessment (FSA) Package

YPerchTL function

A data frame with 7238 observations on the following 7 variables:
 <dl>
   <dt>lakeid</dt><dd>Lake name (all <code>TR</code>=Trout Lake)</dd> <dt>year4</dt><dd>Year of capture</dd> <dt>sampledate</dt><dd>Date of capture</dd> <dt>gearid</dt><dd>Capture gear type -- beach seine (<code>BSEINE</code>), crayfish trap (<code>CRAYTR</code>), electrofishing (<code>ELFISH</code>), fyke net (<code>FYKNET</code>), trammel net (<code>TRAMML</code>), vertical gillnets of different mesh sizes (<code>VBN0XX</code>), and different types of fyke nets (<code>FYKNED</code> and <code>FYKNEL</code>)</dd> <dt>spname</dt><dd>Species name (all <code>YELLOWPERCH</code>)</dd> <dt>length</dt><dd>Total Length (nearest mm) at capture</dd> <dt>weight</dt><dd>Weight (nearest 0.1 or 1 g) at capture</dd> </dl>

Format

From a query to the North Temperate Lakes Long Term Ecological Research, Fish Lengths and Weights Database which was (is?) at https://lter.limnology.wisc.edu/dataset/north-temperate-lakes-lter-fish-lengths-and-weights-1981-current.

Source

 <ul>
<li> Weight-Length
   </li>
<li> Length Frequency
   </li>
<li> Size Structure
   </li>
<li> PSD
 </li>
</ul> 

YPerchTL: Lengths and weights for Yellow Perch from Trout Lake, WI.

Description

Arguments

Format

Source

Topic(s)

Examples