Changes in version 1.1.1 (2022-03-21) - Updated parallel computing capabilities by adding fitNmixPara (uses optimParallel) - Added new functions for FFT N-mixture computing: pCountOpenFFT Changes in version 1.0.3 (2021-06-23) - CRAN re-submission with test example added for fitNmix and for nll. Changes in version 1.0.2 - CRAN re-submission with minor documentation changes. Changes in version 1.0.1.1001 - CRAN submission Changes in version 0.0.0.9000 - Added a NEWS.md file to track changes to the package.