5 river health assessment pearl river pilot-cand_e

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中澳河流健康评估 The River Health and Environm ental Flow in China Pro je c t 珠江流域水环境监测中心 The water quality monitoring center of Pearl River Basin

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Page 1: 5 river health assessment   pearl river pilot-cand_e

中澳河流健康评估The Rive r H e alth and

Enviro nm e ntal Flo w in C h ina

Pro je c t

珠江流域水环境监测中心The water quality monitoring c enter of Pearl River Bas in

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1 中澳河流健康项目进展及组成 中澳河流健康项目进展及组成2

2 中澳河流健康及环境流量技术细节中澳河流健康及环境流量技术细节

4 下一步工作安排

3 项目成果

汇报内容 O utline

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中澳河流健康项目进展中澳河流健康项目进展The projec t progres sThe projec t progres s

201 0年初示范区考察及项目培训 201 0年 4月桂江示范区采样 201 0年 5 6~ 月赴澳洲共同工作 201 0年 7月北京工作汇报 201 0年 1 1 月项目成果广州研讨 201 1 年中澳环境流量延伸项目

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示范区考察及项目培训示范区考察及项目培训fie ld s urvey and tranningfie ld s urvey and tranning

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示范区考察及项目培训示范区考察及项目培训fie ld s urvey and tranningfie ld s urvey and tranning

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20102010 年年 44 月桂江示范区采样月桂江示范区采样fie ld s amplingfie ld s ampling

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20102010 年年 5~ 65 ~ 6 月澳洲共同工月澳洲共同工作作work in Aus traliawork in Aus tralia

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中澳河流健康评估方法及技术细节中澳河流健康评估方法及技术细节 Tec hnic al detailTec hnic al detail

1 River Classification to identify homogenous ‘river types’河流分类从而确认相同的河流类型

2 Identify suitable measures (indicators) of drivers, stressors and response 确认合适的驱使因素,压力源和反应的指标

3 Trial sampling program and refinement of indicators采样试验,完善指标

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Rive r c las s ific atio n

河流分类 Compare apples with apples

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示范区河流分类结果

The river c las s ific ation res ult in Pilot s ites

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Disturbance gradientLow High

Ecol

ogic

al h

ealt

h in

dica

tor

Reference values

河流健康指标的选取The rive r h e alth in d ic ato rs

s e le c tio n

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桂河干扰因素The d is turb anc e

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桂江河流健康指示因子The p o te ntial in d ic to rs o f rive r

h e alth in Pilo t s ite s

1. 底栖无脊椎动物 Mac ro inve rte b rate

• 鱼类 Fis h

• 硅藻 D iato m

• 大型水生高等植物 Mac ro p hyte s

• 生态过程 Ec o s ys te m Pro c e s s e s

• 河岸形态 C hanne l C o nd itio n

• 水质 Wate r Q uality

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底栖无脊椎动物

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硅藻 D iato m

The results indicated by the Pearson’s factors, *. Correlation is significant at the 0.05 level (2-tailed).

**. Correlation is significant at the 0.01 level (2-tailed).

disturbing factors Cond NH4 TN Cu

IPS -0.61* -0.667* -0.36 -0.45*

IBD -0.64** -0.70** -0.27 -0.49**

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同位素 Is o to p e

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水生高等植物Mac ro p hyte s

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数据检验 No rm al

d is trib u tio n

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数据检验 No rm al

d is trib u tio n

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Calculating indicator scores 计算指标分数

Concentration,浓度

e.g. metal concentrations,例如,金属含量

Freq.监测频率(# obs.) All sites – all years,所有监测点,所有年

95th %50th %

Single site ,单点,报告年– report year80th %

Reference sites ,参考点,所有年– all years

0 (最差情况 )

1 (参考点 )

Score = 1 - |(observed concentration-REF)/ (WCS – REF)|分数 =1- |(监测浓度 -参考浓度 )/ (最差情况 – 参考浓度 )|

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Pb

AsCd Hg

Cu

NiAg

Zn

Sediment metals

Tissue metals

Pb

AsCd Hg

Cu

NiAg

Zn

Other water quality

0

0.2

0.4

0.6

0.8

11

23

Cond.

pHTSSPb

AsCd Hg

Cu

NiAg

Zn

Dissolved metals

Combining data sets

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下一步工作安排The next work

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下一步工作安排The next work

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谢谢各位专家Thanks