The main purpose in this study is reducing the error of gauging observation and to offer the best management of water quality by long-term monitoring and establish the most important index of the Shinwulu creek.

• 本研究之目的,希望藉由长期观测,减少仪器观测误差,而更有利于新武吕溪保护区之水质管理,并建立保护区内最佳指标值。