## Ecological MethodologyEcological Methodology, Second Edition provides a balance of material on animal and plant populations, and teaches students of ecology how to design efficient tests in order to obtain maximum precision with minimal work. |

### From inside the book

Results 1-3 of 92

Page 126

The general procedure in plotless sampling is illustrated in

census zone is the area of interest, but in practice a boundary strip must be

added so that measurements made on individuals at the edge of the census zone

are not ...

The general procedure in plotless sampling is illustrated in

**Figure**4. 1 . Thecensus zone is the area of interest, but in practice a boundary strip must be

added so that measurements made on individuals at the edge of the census zone

are not ...

Page 254

Number of samples taken, n

sampling plan to distinguish three hypotheses. Two separate plans like that in

three ...

Number of samples taken, n

**Figure**7.6 Hypothetical example of a sequentialsampling plan to distinguish three hypotheses. Two separate plans like that in

**Figure**7. 1 are superimposed, defining two regions of uncertainty between thethree ...

Page 387

Ricklefs and Lau (1980) showed by computer simulation that the sampling

distributions of all measures of niche overlap are strongly affected by sample size

(

Ricklefs and Lau (1980) showed by computer simulation that the sampling

distributions of all measures of niche overlap are strongly affected by sample size

(

**Figure**11.2). When niche overlap is complete, there is a negative bias in the ...### What people are saying - Write a review

We haven't found any reviews in the usual places.

### Other editions - View all

Ecological Methodology Charles J. Krebs,CHARLES L. KREBS,Professor of Zoology Charles J Krebs No preview available - 1999 |

### Common terms and phrases

abundance aerial analysis aphids Appendix assumptions bias calculations capture Caughley Chapter clumped coefficient of variation confidence interval confidence limits defined density estimate distance ecological ecologists END-OF-FILE equal catchability equation estimate of population estimate population example Figure finite population FORMAT 2X,'ENTER formula frequency distribution index of dispersion level of precision line transect mark-recapture marked animals Morisita nearest neighbor negative binomial distribution niche breadth niche overlap normal distribution null hypothesis Number of animals Number of individuals number of quadrats number of samples number of species observed obtained parameters Petersen plot Poisson distribution population density population estimate probability problem Program proportion quadrat counts random points random sampling ratio READ regression resource sample size sample sizes sampling unit Seber second sample sequential sampling simple random sampling spatial pattern standard error statistical statistical population stratum study area survival rate Table techniques Total number transformation unmarked variable variance voles