phosphate in lakes and streams
DESCRIPTION
PHOSPHATE IN LAKES AND STREAMS. PHOSPHORUS IN SURFACE WATER. PARTICULATE PHOSPHORUS In living things In minerals or adsorbed to clays, etc. Adsorbed to dead organics DISSOLVED PHOSPHORUS Orthophosphates Polyphosphates Organic molecules with phosphorus Esters of phosphate. - PowerPoint PPT PresentationTRANSCRIPT
![Page 1: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/1.jpg)
PHOSPHATE IN LAKES AND STREAMS
![Page 2: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/2.jpg)
PHOSPHORUS IN SURFACE WATER
• PARTICULATE PHOSPHORUS• In living things• In minerals or adsorbed to clays, etc.• Adsorbed to dead organics
• DISSOLVED PHOSPHORUS• Orthophosphates• Polyphosphates• Organic molecules with phosphorus• Esters of phosphate
![Page 3: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/3.jpg)
P IN STRATIFIED LAKES
![Page 4: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/4.jpg)
![Page 5: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/5.jpg)
TOTAL P AND CHLOROPHYLL
![Page 6: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/6.jpg)
NUTRIENT PROFILES OF THE RIFT LAKESSRP= Soluble Reactive Phosphate
![Page 7: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/7.jpg)
PHOSPHATE CYCLE
![Page 8: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/8.jpg)
RED MUD – BLACK MUD
![Page 9: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/9.jpg)
P AT SEDIMENT – WATER INTERFACE
![Page 10: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/10.jpg)
Chambers oxygenated
Chambers anoxic
![Page 11: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/11.jpg)
Conditions 30cm from bottom in 14M deep lake.
![Page 12: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/12.jpg)
SULFATE REDUCING BACTERIA AND RELEASE OF PHOSPHATE
![Page 13: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/13.jpg)
EPIPELIC ALGAE, PH & PHOSPHATE
![Page 14: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/14.jpg)
MACROPHYTES PUMPING P FROM SEDIMENT TO WATER COLUMN
![Page 15: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/15.jpg)
FORMS OF P IN THE EPILIMNION
![Page 16: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/16.jpg)
CALCITE AND P ADSORPTION
![Page 17: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/17.jpg)
![Page 18: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/18.jpg)
ANTHROPOGENIC SOURCES
![Page 19: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/19.jpg)
PHOSPHORUS AND LAKE 226
![Page 20: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/20.jpg)
P AND PRIMARY
PRODUCTION
![Page 21: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/21.jpg)
![Page 22: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/22.jpg)
PRODUCTIVITY AND TOTAL PHOSPHORUS
LEVEL OF PRODUCTIVITY TOTAL P (µg/L)
ULTRA OLIGOTROPHIC <5
OLIGO MESOTROPHIC 5-10
MESO EUTROPHIC 10-30
EUTROPHIC 30-100
HYPEREUTROPHIC >100
![Page 23: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/23.jpg)
NUTRIENT LOADING
• WATERSHED AREA• AREAL INPUT RATE• FLUSHING RATE• EXTENT OF MIXING
![Page 24: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/24.jpg)
![Page 25: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/25.jpg)
SOURCES FOR NUTRIENT LOADING IN CHESAPEAKE BAY
![Page 26: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/26.jpg)
POINT-SOURCE DECLINE IN PHOSPHATE LOADING IN CHESAPEAKE BAY
![Page 27: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/27.jpg)
LAKE POWELL AND LAKE MEADE
![Page 28: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/28.jpg)
![Page 29: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/29.jpg)
MISSISSIPPI RIVER
![Page 30: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/30.jpg)
LAKE PONCHARTRAIN
![Page 31: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/31.jpg)
LAKE PONCHARTRAIN
![Page 32: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/32.jpg)
LAKE ERIE
![Page 33: PHOSPHATE IN LAKES AND STREAMS](https://reader030.vdocument.in/reader030/viewer/2022020210/56816258550346895dd2a990/html5/thumbnails/33.jpg)