Slide 1

CRAES

Lecture schedule

The stone for the guideline

The stream health assessment guideline aspects

The river health Boulton, 1999

Karr 1999

What is river health?self-organizationproductiveresilient (Karr and Chu, 1999)

Technical Regulation for Assessment of River Health 1) -2) ;3) ;4)

New developed methods and indicatorIt is easily and simply to use It concerns the main environmental flow needs for the main aquatic biotaIt only needs monthly dataIt could be applied widely

1) ;2) ;3) : ---

4) For example-Chris Gipple

Technical Regulation for Assessment of River Health 1) -2) ;3) ;4)

water quality

1) -2) 3) 4) The next step, it is important to select part of parameters as the must measured indicators for the national application

Water quality and nutrient

Technical Regulation for Assessment of River Health 1) -2) ;3) ;4)

Biological indicators

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2---SIGNAL 2 OCP -Stream Invertebrate Grade Number - Average Level, Version 2, Order Class Phylum)

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2---SIGNAL 2 OCP -Stream Invertebrate Grade Number - Average Level, Version 2, Order Class Phylum)

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Technical Regulation for Assessment of River Health 1) -2) ;3) ;4)

Key lessons1) ---

2) ---3) 4) compare apple with apple