R: Massachusetts North American Amphibian Monitoring Program...

masspcru {unmarked} | R Documentation

## Massachusetts North American Amphibian Monitoring Program Data

### Description

`masspcru` contains NAAMP data for Pseudacris crucifer (pcru) in Massachusetts from 2001 to 2007 in the raw long format.

### Usage

    data(masspcru)

### Format

Data frame with

SurveyYear

  Year of data collection.

RouteNumStopNum

  Stop number.

JulianDate

  Day of year.

Pcru

  Observed calling index.

MinAfterSunset

  Minutes after sunset of the observation.

Temperature

  Temperature measured during observation.

### Details

These data come from the North American Amphibian Monitoring Program. Please see the reference below for more details.

### Source

https://www.pwrc.usgs.gov/naamp/

### References

Mossman MJ, Weir LA. North American Amphibian Monitoring Program (NAAMP). Amphibian Declines: the conservation status of United States species. University of California Press, Berkeley, California, USA. 2005:307-313.

### Examples

    data(masspcru)
    str(masspcru)

[Package unmarked version 1.0.0 Index]