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

What do you mean by gametogenesis, Q. What is the kind of cell division tha...

Q. What is the kind of cell division that allows sexual reproduction? What is gametogenesis? Meiosis is the kind of cell division that permits sexual reproduction since it redu

Illustrate about sarcoplasmic reticulum membranes, An increase in the calci...

An increase in the calcium conductance of all sarcoplasmic reticulum membranes of a skeletal muscle with no external forces on it leads to A. Increased binding of calcium ions

Neurological symptoms and signs, Neurological symptoms and signs occur in 3...

Neurological symptoms and signs occur in 30 to 40 per cent of patients with IE, are more frequent when IE is caused by S. aureus, and are associated with increased mortality rates.

CONNECTING LINKS, HOW SHOULD I PREPARE AN INVESTIGATORY REPORT ON CONNECTIN...

HOW SHOULD I PREPARE AN INVESTIGATORY REPORT ON CONNECTING LINKS AS AN EVIDENCE OF EVOLUTION

Explain lamda and kappa-carrageenan, Explain Lamda and Kappa-carrageenan ...

Explain Lamda and Kappa-carrageenan Lamda-carrageenan at a concentration of 0.05% produces thickening and  stabilization. Sodium salts of Lamda and Kappa-carrageenan at a co

Explain the properties or characteristics of dietary fibre, Explain the pro...

Explain the properties or characteristics of dietary fibre? Significant properties / characteristics of dietary fibre that affects its role are: 1) Solubility in water 2)

Early-recurrence of angina, Early: Recurrence of angina soon after the pa...

Early: Recurrence of angina soon after the patient resumes activities is either due to inadequate 1.evascula1isation or acute graft closure. In the immediate post-operative per

Cycling of nutrients, Pick up just a tiny bit of soil and you will discover...

Pick up just a tiny bit of soil and you will discover a whole new world. Researchers have found that one pinch of soil may contain more than 30,000 protozoa, 50,000 algae, 400,000

Acute myocardial infarction, Acute Myocardial Infarction :  Patients with ...

Acute Myocardial Infarction :  Patients with acute non-Q myocardial infarction may need urgent intervention as indicated for cases of unstable angina.

Explain class adverse effects of protease inhibitors, Explain Class adverse...

Explain Class adverse effects of Protease inhibitors   Many protease inhibitors can cause gastrointestinal distress, increased bleeding in hemophiliacs, hyperglycemia, insulin r

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