Accuracy and Precision of Stream Reach Water Surface Slopes Estimated in the Field and from Maps

The accuracy and precision of five tools used to measure stream water surface slope (WSS) were evaluated. Water surface slopes estimated in the field with a clinometer or from topographic maps used in conjunction with a map wheel or geographic information system (GIS) were significantly higher than...

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Veröffentlicht in:	North American journal of fisheries management 1999-02, Vol.19 (1), p.141-148
Hauptverfasser:	Isaak, Daniel J., Hubert, Wayne A., Krueger, Kirk L.
Format:	Artikel
Sprache:	eng
Online-Zugang:	Volltext
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