In general, Most data entry forms are customized to specific sample types within specific protocols (i.e. NAWQA or NRSA) and incorporate specific validations associated with those protocols; however...
User-specified Fish (FGEN) and User-specified Invertebrate (IGEN) data entry forms provide a more generalized set of fields to accommodate a wider variety of protocols. As such,
- these forms require the user to choose a "Sampling Method Reference" to ensure that the field sampling protocol is known.