The Nature Conservancy's web page at http://conserveonline.org/workspaces/iha describes the software and has illustrations of it's use. The IHA R package does not currently implement the EFC component of the software.
|Date of publication||2013-06-27 16:33:19|
|Maintainer||Jason Law <email@example.com>|
bullrun: Bull Run river flow data
change.rate: Calculate change rate for a vector
flow.duration: Plot a flow duration curve
group1: Magnitude of monthly water conditions
group2: Calculates the group2 IHA statistics
group2Funs: Calculates group2 statistics from a matrix of rolling means
group3: Calculate the group 3 IHA parameters.
group4: Calculate the group 4 IHA parameters.
group5: Calculate the group 5 IHA parameters.
IHA-package: Indicators of Hydrologic Alteration
internal: Internal functions in IHA
plotDischarge: Plot discharge
plot.group1: Plot group1 statistics
plotGroup1: Plot group1 statistics
read.flow: Reads a rdb formatted data file from the USGS web site or...
runmean.iha: Calculate rolling means for group2 statistics
water.month: Extract the month of the water year from a date or time...
water.year: Return a string giving the water year for a date
which.min.zoo: Calculate the date of a extreme value for a zoo series
yday2: Calculate the day of the year as TNC does in their IHA...