Calculate the group 5 IHA parameters.

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Description

The group 5 IHA parameters measure the rate and frequency of water condition changes.

Usage

1
  group5(x, year = c("water", "calendar"))

Arguments

x

A zoo object containing the flow series

year

the type of year factor to be used, yr = 'water' or yr = 'calendar' for water years and calendar years respectively

Value

a matrix of group 5 parameters

Author(s)

jason.e.law@gmail.com

References

http://www.conservationgateway.org/Files/Pages/indicators-hydrologic-altaspx47.aspx

Examples

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