Software

Biology and Ecosystems

Learn more about animal population analysis, and access, explore, and download U.S. species occurrence data.

Filter Total Items: 69
Date published: April 26, 2002

CountRemoval

A removal model for estimating detection probabilities from point count surveys.

Date published: February 21, 2001

ORDSURVIV

Computes estimates of survival and recovery rates for band-recovery data with additional models for estimating reporting rate.

Date published: May 3, 2000

DOBSERV

A Double-observer approach for estimating detection probability and abundance from avian point counts.

Date published: January 1, 1999

CloseTest

CloseTest is a Windows program for testing capture-recapture data

Date published: June 18, 1998

MSSRVRD

Computes survival-movement, capture and recovery probabilities from multi-strata capture-recapture-recovery data.

Date published: October 1, 1997

JOLLYAGE

Computes estimates of survival and capture probability for 2-age class open population capture-recapture models.

Date published: September 2, 1997

TMSURVIV

Computes estimates of survival and capture probability and the proportion of transients in open population capture-recapture data.

Date published: February 1, 1996

DOSECOMP

Analyzes dose responses for two populations, using the PROBIT model and the abbreviated protocol as described by Link et al(1996).

Date published: January 26, 1996

MSSURVIV

Computes estimates of survival-movement and capture probability for open capture-recapture models.

Date published: November 8, 1994

CONTRAST

Compares estimates of survival (or any normally distributed parameter estimates).

Date published: April 26, 1994

SCATMAN

Tests the hypothesis of prey-selectivity based on random samples of predator scats.

Date published: February 24, 1994

ESTIMATE

Estimates fatalities using raw counts of wildlife fatalities, trial experiments for carcass detection probability and persistence time.