UniServe Science Biology Table of Contents

8.2 A Local Ecosystem

Ecosystems - Background Information Investigating Populations
Flow of Energy and Matter in an Ecosystem Relationships between Species
Trophic Interactions Species Adaptations
Human Impact on Ecosystems Virtual Field Trips and Reports as Models for Local Environment Investigations

Ecosystems - Background Information

Working Together for the Environment - from Environmental Trust and UniServe Science

Preliminary course—A local ecosystem - from TAFE Learning Materials Production

Ecology Worksheets - from Queensland Science Teachers

Studies of Society & Environment - teacher resources across all levels; produced by Queensland Studies Authority

Case Studies - from Community Builders, NSW

Coasts and Marine Schools Project - from Marine Education Society of Australasia

Introduction to Global Change - from the University of Michigan, materials which are available from this site are available to instructors from other institutions free of charge, registering and adhering to usage guidelines is requested
Scroll down for the following topics: The Concept of an Ecosystem and The Flow of Energy: Primary Production and Higher Trophic Levels

Population Growth and Balance - good background information and computer modelling application (Java)


Wetlands management in NSW - from Natural Resources, NSW Government

Sydney Park, St Peters - from City of Sydney

Rivers and Wetlands - from Nature & Conservation Council of NSW

Our Wetlands - NSW's secret nurseries - from Nature & Conservation Council of NSW

Food Webs Secondary Activities - from Gould League; activities for secondary students

Wetlands - finally recognised as the 'good guys' but still under threat - from The National Trust (pdf, 88 KB)

The World's Biomes - from Museum of Paleontology, University of California, Berkeley

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Investigating Populations

Population Dynamics

WebBeePop: A Honey Bee Population Dynamics Simulation Model - includes Sizing up the Population which covers Capture-tag-recapture, Quadrat method and Species area curves.
From United States Department of Agriculture's Agriculture Research Service

Sampling techniques to estimate the size of a population

Lecture 2. Estimation of population density and size - from Virginia Tech

How many fish are in the Pond? - Classroom capture-recapture exercise in pdf format (80 KB), from Royal Statistical Society Centre for Statistical Education

Capture-recapture lesson Plan - from NCTM, USA., includes activity Sheet

Capture-recapture exercise - Lesson, (word doc 44.5kB) From Minnesota State University

Intertidal Quadrat Studies - from Georgia Strait Alliance. Quadrat studies are biological assessments that use a grid system as a method of collecting data

Investigations of Ecosystems: The Transect as a Tool in Collaborative Learning - from Racerocks.com

Ecological Sampling Methods from Offwell Woodland & Wildlfie Trust, UK.

Vegetation Analysis Field Lab - from Washington University, 24 page (Word doc 389kB)

Habitat Dynamics a class exercise from National Science Teachers Association, USA (pdf, 112 KB)

An On-line Rocky Intertidal Transect - from Connecticut State University

Transect Investigation - a practical activity from NOVA Online, PBS USA.


Capture-Tag-Recapture - from United States Department of Agriculture's Agriculture Research Service

Population Growth and Balance - good background information and computer modelling application (Java), from Arcytech


Amphibian Monitoring - (pdf, 2.15 MB) from Cape Cod National Seashore

The Great Australian Marsupial Nightstalk - an initiative of the Marsupial Cooperative Research Centre, Perth Zoo

Mangrove Ecosystem - from World Resources Institute, download pdf file (72 KB) of useful data from Hong Kong

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Flow of Energy and Matter in an Ecosystem

Ecosystem Function; Organic Matter and Energy Flow - from Michigan Tech

Ecosystem Productivity - from J Kimball's Biology Pages

Trophic levels - from BioEd Online

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Relationships between Species

Interactions - including mututalism, allelopathy, mutualism and commensalism, from the Mangrove Virtual Field Trip developed by Jan West, OTEN

Abiotic and Biotic factors - includes mututalism, allelopathy, mutualism and commensalism, from Eastern Connecticut State University

Biotic Interactions and the Distribution of Species - from Physical Geography Net

Symbiosis - from from J Kimball's Biology Pages


Allelopathy in Trees - from The University of Georgia

Allelopathy Research at the University of Savoie - including What is Allelopathy?

Allelopathy - from Cornell University, includes theoretical introduction and laboratory work


Insect Parasitic Nematodes - from Cooperative Extension, Colorado State University

Hydatids - when a dog is not man's best friend - NOVA, The Australian Academy of Science


Commensalism - Good photographs and examples from Nearctica website

Predator/Prey populations
Natural Selection: Predator-Prey Interaction - a simulation from Fullerton College, California, download in pdf (39 KB)

Mathematical Modelling of Predator Prey Interactions - from Montana University

Introduction to the Predator Prey Problem - from Messiah College

Predator prey Simulation - classroom simulation which does not require a computer, from Access Excellence

WATOR - a simulation (Java Applet) of the predator-prey interaction between sharks and fish, scroll down for text material

Predator - Prey Applet - from Montana State University

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Trophic Interactions

Food Web in Caves - including a food web for a cave ecosystem.

Food Chains and Food Webs - from Queensland Science Teachers' Association

Creating a Visual Relationship of Organisms: Food Webs and Trophic Levels - from Access Excellence's Activities Exchange

ATLSS Across Trophic Level System Simulation - from University of Tennessee

Insect Travel Brochure - from Insects in the Classroom: Bugs as teaching tools for all ages, Texas A&M University

The Wolf, the Moose, and the Fir Tree: Who Controls Whom on Isle Royal? A case study of trophic interactions - from Case Studies in Science, State University of New York at Buffalo together with Case Teaching Notes

Trophic Interactions in Estuarine Systems (TIES) - Scientists studying Chesapeake Bay, USA (completed 2001)

Energy Flow in Ecosystems: Energy capture and use - from University of Wisconsin-Stevens Point

The Flow of Energy in Ecosystems - from University of Hamburg

Queensland Government - Wetland Information

Fire ecology in Tasmania - from Tasmanian Parks and Wildlife Service

Life and Adaptations to Water - from South Australian Museum - virtual exhibition, requires Quicktime player (link for download provided)

Vegetation of the Australian Alps - from the Australian Alps National Parks

Fauna of the Australian Alps - from the Australian Alps National Parks

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Human Impact on Ecosystems

Human Impact on Ecosystems - a suggested investigation available in pdf (136 KB) from Black Gold Schools, Canada

Population and environment - from NOVA, Australian Academy of Science

Interrelationships - covers human impact on environment, from Oswego School District, Regents Prep

Human Impact on the Natural Environment - from Oswego School District, Regents Prep. A small web site summarising the topic.

Biodiversity Management Issues Brochures - 10 pdf brochures (215-368 KB) which address issues related to major biodiversity management issues for rivers and streams, from Department of Sustainability and Environment, Victoria

Reimbursing the Future: An evaluation of motivational, voluntary, price-based, property-right, and regulatory incentives for the conservation of biodiversity - from Department of the Environment, Water, Heritage the Arts

Wingecarribee: the Collapse of the Wingecarribee Wetlands - from Robertson Environment Protection Society

Wingecarribee Swamp Coordinates for use in Google Earth: Latitude 3433'23.02"S, longitude 15030'13.17"E

Wetlands publications - from Department of the Environment, Water, Heritage and the Arts, newsletter, interactives, brochures and case studies

Exploring Our Wetlands - from Department of the Environment, Water, Heritage and the Arts

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Virtual field trips as models for local environment investigations

Three Queensland Sites for Collaborative Field trips for Schools

Virtual Field trips website - from Oz teacher-Net Projects

Virtual Fields Trips - from The Learning Place, Education Queensland

Current Virtual Field Trips (VFTs) page

Ready-to-use Field trips

Australian Alps Education Kit - produced by the Australian Alps Liaison Committee as part of its program to increase awareness of the Alps. Topics include Geology and Geomorphology, Soils, Vegetation and Fauna of the Australian Alps

Towra Point Mangrove Excursion - from the School of Biological Sciences, The University of Sydney

Ecosystem at Risk Virtual Fieldtrip - Minnamurra Rainforest, from HSC Online, Charles Sturt University

Vegetation of Mt Field National Park and the South-West Tasmania Wilderness Area - from University of Tasmania

Virtual Mangrove Field Trip - created by Jane West (OTEN) and available from the LMP Science Online web site

Additional Mangrove Information

Mangroves in India - from Soonabai Pirojsha Godrej Marine Ecology Centre, Mumbai

Plant Collecting in Western New South Wales - a virtual field trip from the Centre for Plant Biodiversity Research

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