Clams 11812

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• Interaction of all living species.

• Pollution: The introduction of a

contaminant into the environment.

• human actions or result of natural

disasters.




• Air pollution

• Water pollution

• Noise pollution

• radioactive pollution

• Thermal pollution




• Biomagnifications

• Ocean acidification

• Global warming

• Smog

• Acid rain







Ambient air quantity monitor Dust collector

Ants

Lichens Clams Amphibians




• Kingdom: Animalia

• phylum: Mollusca

• Class: Pelecypoda (Bivalvia)

Linnaeus, 1758

• Mercenaria mercenaria ,

Mya arenaria, Saxidomus giganteus,



http://en.wikipedia.org/wiki/Animal

http://en.wikipedia.org/wiki/Mollusca

http://en.wikipedia.org/wiki/Carolus_Linnaeus


• Body is divided into 3 regions :- head,

foot & mantle.

• composed of calcareous valves held

together by a ligament.

• They are filter feeders.

• It can process 2

gallons of water

per day




•Bioaccumulation

•Degradation of the

crushed shells.







• Dangerous pesticide - chlordane.

• Metals including Cu, Zn, Cr, & Cd

have also been detected.

• Man made organo chemicals such

as PCBs & PAHs.




• Pollution is a growing pain.

• Take positive action towards

preventing any forms of pollution to

the environment.




• Jordan, E.L and P.S.Varma Invertebrates zoology , 62.(673-

693)

• Clam Cleanup -- Biologists Clam Up Waterways To Determine

Sources Of Pollution

• Discoveries and Breakthroughs Inside Science

• Clams Are Great Pollution Detectors | A Moment of Science -

Indiana Public Media

• Freshwater Clams and Mussels

• Pollution, Water Pollution, Air Pollution | GreenStudentU.com

• ScienceDirect.com - Environmental Pollution - Free-living

rodents as bioindicators of genetic risk in natural protected

areas

• Chapter 5 : Environmental Pollution | Environmental Science



http://www.sciencedaily.com/videos/2009/0110-clam_cleanup.htm





http://www.ivanhoe.com/science/story/2009/01/526si.html

http://indianapublicmedia.org/amomentofscience/clams-great-pollution-detectors/




http://seagrant.gso.uri.edu/factsheets/clams_fs.html

http://www.greenstudentu.com/encyclopedia/pollution

http://www.sciencedirect.com/science/article/pii/S0269749198000773














http://ptuas.loremate.com/evs/node/6









Clams 11812

Education