NATR 150 - AQUACULTURE

Worksheet Answers



WORKSHEET 1

CONDITION FACTORS

 

1. For a northern pike 25.0 inches long and 3.6 lbs:

a) What is K? K = 0.0000064

b) What is C? C = 0.000230

 

2. For a walleye 63.5 cm long and 1.625 kg:

a) What is K? K = 0.0000064

b) What is C? C = 0.0000229

 

3. Perform the following conversions:

 C=   0.000300    K=  0.0000042
 Length  lbs/1000 fish    Length   fish/pound
 1.44"

 0.896
   1.09"

 5154.65
  21.73"

 3080
   7.81cm

 229.362
 2.27"

 3.50
   10.95"

 5.076
  0.96"

 0.266
   2.48cm

 7143
 14.55cm

 56.40
   3.49"

 156.25

 

4. A sample of 50 fathead minnows. Mean weight is 2.12 grams. Mean length is 5.5 cm.

a) Which condition factor table should be used? Appendix 4.5

 

b) A bait dealer requests 40 lbs. of minnows. How many minnows will he get? 8,760 fish

 

c) An order is placed for 500 dozen minnows. How many pounds of minnows is this? 27.42 lbs

 



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