Measures of evenness, Biology

Assignment Help:

Measures of Evenness

The maximum Shannon-Wiener index for a given number of species can be calculated as:

984_Measures of Evenness.png

The minimum Shannon-Wiener index for a given data set can be calculated as:

24_Measures of Evenness1.png

where

S is the number of categories or species

N is the total number of observations.

The evenness of the sample can be calculated by the following two equations:

1377_Measures of Evenness2.png

According to this index, Area A with four species with four individuals each will have greater species diversity than area B also with four species but with one having 13 individuals while the other three have only one individual each.

1399_Measures of Evenness3.png


Related Discussions:- Measures of evenness

Cost of accidents, Cost of Accidents Immediate Cost Immediate c...

Cost of Accidents Immediate Cost Immediate cost takes into account the loss of work, damages to equipment and facilities which have to repaired and restored or replaced

Aminoacyl-trna binding, In this 1st step, the corresponding  aminoacyl-tRN...

In this 1st step, the corresponding  aminoacyl-tRNA for  the  second  codon  binds  to  the  A  site  by  codon-anticodon interaction.  Binding  of  the  aminoacyl-tRNA needs  elon

How is excretion done in fishes, Q. How is excretion done in fishes? Fi...

Q. How is excretion done in fishes? Fishes have a pair of kidneys that filtrate the blood, bony fishes excrete nitrogen as ammonia NH3 (they are ammoniotelic) and cartilaginous

To study the gas produced when yeast acts on sugar, To study the gas produc...

To study the gas produced when yeast acts on sugar Place some clear lime water in a test tube and have a pupil exhale by a soda straw placed in the lime-water. Soon the lime-wa

INVERTIBREATHE, #question.WRITE THE CHARACTER AND CLASSIFICATION OF MOLLUSC...

#question.WRITE THE CHARACTER AND CLASSIFICATION OF MOLLUSCA ?

Important Value Index (IVI) calculation, How can we calculate the IVI from ...

How can we calculate the IVI from a total number of (30) quadrats (each 30 x 30 m quadrats)

Explain properties of amylopectin and amylose, Properties of Amylopectin an...

Properties of Amylopectin and Amylose In plants, starch is packaged in granules, which vary in their  shape and size, when isolated from different sources. The size of these gr

Excretory system, what is the excretory system of a crab?

what is the excretory system of a crab?

Reaction wood - root and shoot morphogenesis, Reaction Wood - Root and Shoo...

Reaction Wood - Root and Shoot Morphogenesis As a plagiotropic branch elongates, it might be expected to bend, downwards because of its increased weight and distance from the

Define criteria for assessment of vitamin d status, Define Criteria for Ass...

Define Criteria for Assessment of Vitamin D Status? You may recall the events involved in calcium homeostasis described earlier in this section. We studied that sufficient 25-O

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd