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 15
Page 104
... census zone as the whole area in which the number of animals is to be estimated . The sample zone is that part of the census zone which is searched and counted . All the problems that have to be overcome in sampling wildlife populations ...
... census zone as the whole area in which the number of animals is to be estimated . The sample zone is that part of the census zone which is searched and counted . All the problems that have to be overcome in sampling wildlife populations ...
Page 108
... census with aerial transects of differing lengths , the approach is to calculate density for each transect and extrapolate this to the total census zone ( Jolly , 1969 ) . This first step is to calculate average density for the whole area ...
... census with aerial transects of differing lengths , the approach is to calculate density for each transect and extrapolate this to the total census zone ( Jolly , 1969 ) . This first step is to calculate average density for the whole area ...
Page 126
... 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 biased . The data of interest are the measurements from a series of ...
... 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 biased . The data of interest are the measurements from a series of ...
Other editions - View all
Common terms and phrases
abundance aphids Appendix assumptions bias calculations capture Caughley census zone Chapter chi-square clumped coefficient of variation confidence interval confidence limits defined density estimate distance ecological ecologists END-OF-FILE Enter equal catchability equation estimate of population estimate population example Figure finite population FORMAT 2X formula frequency distribution index of dispersion line transect mark-recapture marked animals method n₁ 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 problem Program proportion quadrat counts random points random sampling ratio READ recaptures regression sample size sample sizes sampling unit Schnabel Seber second sample simple random sampling spatial pattern standard error statistical statistical population stratum study area survival rate Table techniques Total number transformation variable variance