PPT-Ecology 8310 Population (and Community) Ecology

Patch selection eg Marginal Value Theorem Prey selection optimal diet theory Moving beyond feeding energy intake predation risk ug Patch selection Consider a forager moving among many patches during a foraging bout rodent among seed caches pollinator among flowers etc. and . dis. -assembly. Topics for today. Assembly Rules: concepts, conflicts. Early work: plant succession from the 1910’s (and relevance in the 2010’s). Diamond’s . biogeographical. work in the 1970’s. Vegetation and Terrestrial Wildlife. Vegetation. Plant Communities. Disturbance. Unique Communities. Wildlife. Amphibians and Reptiles. Birds. Mammals. Terrestrial Ecology: Vegetation. Goals of vegetation sampling on ODOT projects. Population (and Community) Ecology. The effects of diversity. Background. Tilman. and Downing 1994. Species vs. functional diversity. Foodwebs. (instead of primary producers only). Form of BES relationship. Image from Wikimedia Commons. Global human population. United Nations . projections (2004) . (. red. , . orange. , . green. ). . U. S. Census Bureau modern (. blue. ) . & historical . (. black. ) . Population (and Community) Ecology. Predator-prey. Response to Thursday…. Empirical patterns:. Luckinbill's. experiments. Huffaker's. mites. Lake patterns in . phyto-zoop. as f(nutrients). Causes of positive increases in consumer-resource. holism. reductionism. climax community. Organicism. teleology. deep ecology. Gaia theory . positive versus negative biotic interactions. pristine myth. Films often portray organisms and ecological interactions . Population Characteristics. Density. - # of individuals per unit of . area. Determined by…. counts . sample size estimate . indirect indicators . mark-recapture. Dispersion. In short, . ecology . is the scientific study of the . interactions of organisms with their environment. .. All organisms . interact. with other organisms in their surroundings and with the nonliving portion of their environment. . WORKSHEET. Go over Sections F, G, and H. AFTER THE QUIZ. Work on Section I. DO NOW. Get out EOC Daily sheet, worksheet, and notes. BIOLOGY EOC BIO47. The diagram below shows a plant’s response to stimuli.. and. Levels Of Organization in . Biology and Ecology. Springfield Central High School. Questions to Answer. Daily Problem Set Unit 2- #1. 1. . Explain what ecology is. . 2. . In the relationship between the lynx and the hare, what factors, biotic and . HW #1. Age-structured populations. Stage-structure populations . Life cycle diagrams. Projection matrices. Context: Sea . Turtle . Conservation. (But first … background). Population. Structure. :. I. Biotic and . Abiotic. Factors. A. Biotic Factors-- all living things that inhabit an environment. 1. relationships with organisms of the same or different species. . B. . Abiotic. Factors: The nonliving environment. SW: discuss with their groups how estimating a population could be used in a real world situation.. Population Ecology. Measuring a population. Growth Curves. Biotic Potential vs. Environmental. Resistance. What is a population and how do ecologists study it. Explain . the difference between a niche and . habitat. Explain the predator/prey . relationship and carrying . capacity on the graph. . Explain why animals fight.