PWRC web-site link USGS web-site link

SPECRICH2

- Estimates the total number of species from species presence-absence data on multiple sample sites or occasions using model M(h) from program CAPTURE. (Closed model capture-recapture analysis: model with heterogeneous capture probabilities)

 White, G.C., K.P. Burnham, D.L. Otis, and D.R. Anderson. 1978.
 User's Manual for Program CAPTURE, Utah State Univ. Press,
 Logan, Utah. 

 Rexstad, E., and K.P. Burnham.  1991. User's Guide for Interactive
 Program CAPTURE.  Colorado Cooperative Fish & Wildlife Research
 Unit, Colorado State University, Fort Collins, Colorado.

Terminology and Notation for Input Data

f(i) = number of species observed at exactly i sites/occasions
n(i) = number of species observed at site/occasion i

Sample 1 f(i)1318969
Sample 1 n(i)2636262928

Sample 1 f(i)
Sample 1 n(i)

Enter the number of iterations for the bootstrap variance estimation:
Enter a seed number for the bootstrap variance estimation: (enter 0 for a random seed)