readFIBI: Read Freshwater Inflow Biotic Index File
Description
Read Freshwater Inflow Biotic Index FileDetails
The function performs the following tasks: - checks the existence of
filename;
- checks availablitity of required columns (case
insensitive);
- removes redundant spaces;
- removes duplicated records.
- checks if all FIBI
classes are I, II, III, or IV