Stream Visual Assessment Protocol

摘要

This document presents an easy-to-use assessment protocol to evaluate the211u001econdition of aquatic ecosystems associated with streams. The protocol does not 211u001erequire expertise in aquatic biology or extensive training. The Stream Visual 211u001eAssessment Protocol is the first level in a hierarchy of ecological assessment 211u001eprotocols. More sophisticated assessment methods may be found in the Stream 211u001eEcological Assessment Field Handbook.