99,000 Essays & Term Papers: Where You Buy Essays and Papers Online
Direct Essays, Where You Can Buy Essays and Papers Online

Instant Access to Buy Essays and Papers Online!
Acceptable Use Policy
Customer Service
Site Search


Login to View Essays and Papers Online

Join Now - Instant Access to Essays and Research Papers!

  Essay and Research Paper Topics
Acceptance Essays
Arts Essays
Custom Essays
English Literature Essays
Foreign
History Essays
Miscellaneous Research Papers and Essays
Movie Essays and Papers
Music Term Papers
Novels
People and Biography Research Papers
Politics Research Papers
Religion Research Papers
Science Essay Topics
Sports Research Papers
Technology Research Papers
 
  FAQ
Technical Support
Site Map
Direct Essays
 

 



Welcome to Direct Essays

This is a short summary of this paper!

Already a member? Go here to log in and view the entire paper!


Join Now!
by: Credit Card
Join Now!
by: Online Check
Join Now!
by: Phone 1-900
Special! View this paper for FREE!

Ecology Life Tables

A life table is a quantified summary of a group of individuals followed over time, referred to as a cohort. Characteristics of the population, including fecundity, mortality, and survivorship, can be quantified (Krebs, 1989). This allows a researcher to make comparisons between two populations. For example, one could compare the populations of California and Louisiana during a given time period. Then, a researcher could analyze what factors, such as habitats or resources, may have created differences between the two populations.

A cemetery is a great resource for constructing a life table. One can easily gather quite a bit of data about an individual, including years of birth and death, age, and sex. Using deceased individuals also eliminates bias created by studying a live population in which certain age groups are harder to study. “Age determination is difficult for many species, and if age is not measured very carefully, the resulting life table can be very unreliable” (Begon, et. al 1996). Data may also be flawed if a large portion of younger individuals were killed due to inexperience with predation. This would cause a majority of samples to be taken from an older age category, thus bia

. . .
Some common words found in the essay are:
California Louisiana, Baton Rouge, Curves Figure, Tables Introduction, life table, mortality rates, mortality rate, Populations Communities, survivorship curve, survivorship curves, kolmogrov-smirnov test, Townsend CR, Krebs CJ, women mortality, life tables, York York, figure 3, age sex,
Approximate Word count = 939
Approximate Pages = 4 (250 words per page double spaced)

More Essays on Ecology Life Tables

niton4315 words
Toward a Sustainable Community1391 words
Justify the Knowledge or it Will be Taught In Vain2908 words
ethics across fields6444 words
Corporate social responsibility14522 words

Look at even more essays on Ecology Life Tables
More Science Essays

Click here to JoinNow!
by: Credit Card
Click here to Join Now!
by: Online Check
Click here to Join Now!
by: Phone 1-900

 

All papers and essays are for research and reference purposes only!
Copyright 2002-2008 Direct Essays , LLC. All Rights Reserved. DMCA
Webmasters make $$$$