Carrying Capacity Homework wolf data



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Carrying Capacity Homework

WOLF DATA


  1. Year


    Wolf

    Population



    1971

    10

    1972

    12

    1973

    16

    1974

    22

    1975

    28

    1976

    24

    1977

    21

    1978

    18

    1979

    19

    1980

    19
    In what year was the wolf population the largest? ________




  1. In which years did the wolf population remain about the same? _______________________________




  1. In which years did the wolf population increase? _______________________




  1. In which years did the wolf population decrease? _______________________




  1. Plot the wolf data on the graph below.





  1. What is the carrying capacity for the wolf population? ______

_____________________________________________________________________________


RABBIT DATA


  1. What is the carrying capacity for the rabbit population? _________




  1. Is the rabbit population increasing or decreasing from May 1st to June 1st? ___________




  1. Which month had the lowest rabbit population? ___________


DEER DATA


Year


# Deer Born


# Deer that died from predation



# of Deer that died from starvation

Deer Population Change



1971

800

400

100

+ 300

1972

920

480

240




1973

1000

640

500




1974

944

880

180




1975

996

1120

26




1976

836

960

2




1977

788

840

0




1978

766

720

0




1979

780

760

0




1980

790

760

0







  1. Calculate the deer population change or each year above.




  1. What happens to the deer population when more deer were born than died? ______________________________________________________




  1. What happens to the deer population when fewer deer were born than died?

______________________________________________________
_____________________________________________________________________________
WOLVES & MOOSE

The wolves are predators of the moose.




  1. Between 1965 and 1970 the wolf population went down. Why do you think the moose population increased during that time? ______________________________




  1. Did the wolf population increase or decrease from 1970 to 1980? __________




  1. What happened to the moose population during this same time period (1970 to 1980)?

_______________________________________


  1. Why do you think the wolf population dropped from 1980 to 1985?


________________________________________________________-


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