Text Search:
Applied Filters
    Malawian Aquaculture Pond Ecosystem Challenge
    This case study challenges students to design a pond that will provide supplemental food security to a rural Malawian village. In the process they apply concepts of primary and secondary...
    1024

    views

    703

    downloads

    0

    comments

    0

    adaptations

    Biological Diversity in Wetlands: Applying the Scientific Method
    An introduction to the Scientific Method for Introductory Biology students using plant and animal richness and environmental data from ephemeral ponds and permanent wetlands.
    1394

    views

    1067

    downloads

    0

    comments

    0

    adaptations

    Environment-Richness Relationships in Ephemeral and Permanent Wetlands: Guided Inquiry with Graph Interpretation (Abstract) | TIEE
    An introduction to linear models using plant and animal richness-environment relationships in ephemeral ponds and permanent wetlands.
    2509

    views

    748

    downloads

    0

    comments

    2

    adaptations

    2012-Murray_Bourne-Modeling fish stocks
    Discusses many models of harvesting and consequences.
    114

    views

    45

    downloads

    0

    comments

    0

    adaptations

    Understanding Fish Habitat Selection Using Snorkel Surveys
    Identifying the habitat selection patterns of aquatic species is necessary for protecting threatened and endangered native fishes, as well as for producing satisfying and exciting sport fisheries....
    268

    views

    180

    downloads

    0

    comments

    0

    adaptations

    Fish, forests, and phosphorus: How do tropical fish, rainforest canopies, and volcanic groundwater inputs affect stream phosphorus cycling?
    Rainforest stream nutrient concentrations vary with groundwater source, and different stream fish species feed on aquatic and/or terrestrial prey. Explore how phosphorus cycling changes with stream...
    146

    views

    12

    downloads

    0

    comments

    0

    adaptations

    2013-Murray_Bourne-Modeling fish stocks
    It is possible to have a sustainable fishing industry with proper planning and strictly enforced quotas.
    92

    views

    31

    downloads

    0

    comments

    0

    adaptations

    2000-Idels-Wang-Harvesting Fisheries Management Strategies With Modified Effort Function
    This study concludes that a control parameter beta (the magnitude of the effect of the fish population size on the fishing effort function E), changes not only the rate at which the population goes...
    119

    views

    39

    downloads

    0

    comments

    0

    adaptations

    Have fish assemblages recovered from the legacy of acid rain?
    This module provides a framework for upper-level ecology students to learn about limiting factors for stream fish diversity, using data from Shenandoah National Park and gaining skills in...
    1695

    views

    1095

    downloads

    0

    comments

    0

    adaptations

    2012-Yuan_Yuan-A coupled plankton system with instantaneous and delayed predation
    We present two simple plankton population models: one has instantaneous predation, another has delayed predation.
    97

    views

    34

    downloads

    0

    comments

    0

    adaptations

    All About Cod For Grades 3-5
    This activity uses background from The Cod's Tale by Mark Kurlansky and then uses a simple story to engage students in solving problems using several operations and algebraic thinking math standards.
    880

    views

    367

    downloads

    0

    comments

    0

    adaptations

    1989-EY_Rodin-S_Jaques-Countercurrent Oxygen Exchange in the Swim Bladders of Deep-Sea Fish
    Oxygen diffuses from lungs into blood, nutrients diffuse from intestinal tracts into blood and from blood into various cells, and waste products diffuse from cells back into blood.
    90

    views

    40

    downloads

    0

    comments

    0

    adaptations

    1-127-FishHarvesting-ModelingScenario
    We offer students a harvesting model for operating a fishery over a 25 year horizon and ask them to write a report on optimal harvesting policy with their analyses for fishing industry experts (not...
    238

    views

    166

    downloads

    0

    comments

    0

    adaptations

    Data on Dead Zones and a Scientist Spotlight Featuring Benjamin Negrete, Jr.
    In this lesson, students plot data and interpret graphs of the metabolic responses of fish to hypoxic conditions. Then, students view and reflect on an interview with fish ecophysiologist Benjamin...
    3951

    views

    3142

    downloads

    0

    comments

    0

    adaptations

    1-034-T-FishMixing-ModelingScenario
    This activity gives students a chance to build the underlying differential equation and/or difference equation for a mixing problem using tangible objects (fish) and a student-designed restocking...
    483

    views

    311

    downloads

    0

    comments

    0

    adaptations

    1-135-FishHarvesting-ModelingScenario
    This short activity will walk students through a guided list of questions to help them to understand how the stability of equilibrium changes with changes in a model parameter, in this case the...
    210

    views

    181

    downloads

    0

    comments

    0

    adaptations

    Caribbean coral reef structure and biodiversity - Comparing boosted regression tree & multiple regression approaches
    Creating and comparing boosted regression tree models to multiple regression models.
    1063

    views

    1752

    downloads

    0

    comments

    0

    adaptations

    The tale of two fish: A case study on vicariance and allopatric speciation
    This mini-case study guides students through multiple lines of evidence that suggests the most likely sister species to the lake species Sardinella tawilis, the sister species being the marine fish...
    1753

    views

    2285

    downloads

    0

    comments

    0

    adaptations

    Exploring the functionality of R
    Students work with example data to generate a length-weight plot and use lm() to obtain regression coefficients. Base plot functions are used to plot both the data and the regression line.
    934

    views

    419

    downloads

    0

    comments

    0

    adaptations

    Undergraduates Learn Evolution Through Teaching Kindergartners About Blind Mexican Cavefish
    The development and implementation of a scientific outreach activity comes with a number of challenges. A successful outreach event must match the sophistication of content to the audience, be...
    1087

    views

    120

    downloads

    0

    comments

    0

    adaptations