Phytoplankton as an indicator of water quality health status

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Sources of EutrophyIndustrial areasOrganic PPO4Domestic & commercial CentresPartially treated sewageNO3NH3Organic NFarms (fertilisers,wastes)Oligotrophic lakeAnthropogenic activitiesEutrophic lake
Consequences of eutrophication Increased growth/blooms of nuisance microalgaesome algal species excrete large amt mucilage – foamstoxins - HABs Decrease of dissolved oxygen – anoxic condition Increased of toxic compounds – ammonia, nitrite, sulphide, Water quality deterioration – affect potable water Decrease of aesthetic value – affect tourism Fish kill – high mortality Decrease biodiversity - disappearance of commercially importantspecies
Page 1 and 2: Fatimah Md Yusoff & Nursuhayati Abu
Page 4 and 5: Why is phytoplankton important?•
Page 7: Eutrophication• Ecosystem respons
Page 11 and 12: Indicators of Trophic StatusWater D
Page 14 and 15: Shannon-Weiner’s diversity indice
Page 16 and 17: Phytoplankton densities at PLg2 200
Page 18 and 19: Phytoplankton groups % in Putrajaya
Page 20 and 21: Phytoplankton abundance at diff. st
Page 22 and 23: Cluster Analysis of Phytoplankton A
Page 24 and 25: Phytoplankton & Management Phytopla
Page 26 and 27: Conclusions• 194 species of phyto
Page 28: Putrajaya LakeYes ???Blue-green alg

Phytoplankton as an indicator of water quality health status

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