Resh10 - allochthonous outside). D. Evolutionary...

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Biology 1B, Ecology Lecture 10, Page 1 Professor Resh Spring 2010 *Assigned readings, 8 th Edition pp. 1159-1165 7 th Edition pp. 1092-1097, 1097-1104 Aquatic Ecosystems Outline of Lecture 10 A. Habitats - How do lakes and rivers differ? B. Respiration C. Food D. Evolutionary relationships E. Physical features F. Reproductive behavior G. Onchocerciasis and biodiversity H. Malaria A. Habitats Lotic habitats: streams and rivers, with flowing water, oxygen saturation, and temperatures similar to air (in shallow systems). Lentic habitats: ponds and lakes, with standing water, often oxygen poor, and temperatures are stratified. (See Fig. 52.17 on p. 1161 8 th Edit. or Fig. 50.13 on p. 1091 7 th Edit. about lake stratification and seasonal turnover) B. Respiration (permeability of oxygen 324,000 times slower in water than air). C. Food (autochthonous – within system;
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Unformatted text preview: allochthonous outside). D. Evolutionary relationships: lakes fill and disappear but streams and rivers persist in geologic time. E. Physical features: interaction of temperature and oxygen concentrations. F. Reproductive behavior G. Onchocerciasis- river blindness Biology 1B, Ecology Lecture 10, Page 2 Professor Resh • Spring 2010 *Assigned readings, 8 th Edition pp. 1159-1165 7 th Edition pp. 1092-1097, 1097-1104 Aquatic Ecosystems H. Malaria is vectored by Anopheles mosquitos and caused by Plasmodium protozoans. • Sickle cell anemia and malaria • medical anthropology of malaria • malaria control Biology 1B, Ecology Lecture 10, Page 3 Professor Resh • Spring 2010 *Assigned readings, 8 th Edition pp. 1159-1165 7 th Edition pp. 1092-1097, 1097-1104...
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This note was uploaded on 03/08/2011 for the course BIO 1B taught by Professor Carlson,mischel,power during the Spring '07 term at Berkeley.

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Resh10 - allochthonous outside). D. Evolutionary...

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