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Robert Bohanan, UW Center for Biology Education Stanley Dodson, UW Zoology
Dolly Ledin, UW Center for Biology Education Kris Stepenuck, UW Extension & WI DNR
Competition Predation
Physical Environment
Introductions
➢ Number of years that you’ve been involved in water research, education, training, and / or monitoring 0-5 6-10 11-15 16-20 20+
➢ Your favorite order of aquatic insect
• Help citizens understand the complex nature of aquatic systems and thereby increase their ability to make informed decisions about water
• Create resources that are specific to Wisconsin streams & rivers
systems.
Limnology is concerned with all the interrelated factors that influence the water environment.
Units of Study or Investigation
➢ Individual organism ➢ Population of a species of an organism in an area ➢ Community or groups of populations of several
4) How do biotic and abiotic factors act in concert to influence biological diversity?
Temperature Light Producers
Consumers
Chemical Factors
Biological Diversity
Definition of Ecology
Ecology is the study of how biotic and abiotic factors influence the distribution and relative abundance of organisms in ecological
Substrate Current
Invasive Organisms
Competition Predation
Temperature Light Producers
Consumers
Chemical Factors
Biological Diversity
Substrate Current
Invasive Organisms
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Integrating Principles and Concepts from General Ecology,
Stream Biology, Biological Diversity of Stream Invertebrates, and Water Chemistry
Jongdee To-im, Visiting Scholar from Thailand
Goals & Objectives
• Enhance the ability of leaders of stream and river monitoring programs to provide effective education and training of participants in their programs that result in data that are relevant and useful
Overarching Concept
➢ Ecology is the study of how living (Biotic) and non-living (Abiotic) factors influence Living Systems
➢ Living Systems include:
Individual organisms Groups of organisms
What types of factor influence biological diversity in rivers and
streams?
Abiotic factors
源自文库
Biotic factors
Biological Diversity
Thought Questions
1) List examples of biotic factors that are influenced by abiotic factors.
2) List examples of abiotic factors that are influenced by biotic factors.
3) How do biotic and abiotic factors influence biological diversity independently?
species in an area ➢ Ecosystems include communities and abiotic
factors ➢ Landscapes can be thought of as a geographic
region that typically includes several ecosystems ➢ Biosphere or global ecological systems
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