Text Search:
Applied Filters
    2012-Murray_Bourne-Modeling fish stocks
    Discusses many models of harvesting and consequences.
    162

    views

    69

    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....
    393

    views

    306

    downloads

    0

    comments

    0

    adaptations

    SIMIODE Spring 2024 Webinars - Insightmaker
    We discuss the use of the FREE system dynamics software Insightmaker (https://insightmaker.com/) in a first course in Ordinary Differential Equations (with a modeling emphasis).
    929

    views

    79

    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...
    373

    views

    48

    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.
    125

    views

    47

    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...
    171

    views

    46

    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...
    1841

    views

    1302

    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.
    127

    views

    48

    downloads

    0

    comments

    0

    adaptations

    Investigating the ecological value of migratory fishes on stream ecosystems in southern Appalachia
    Using the Ecological Society of America’s Four-Dimensional Ecology Education (4DEE) framework, students apply ecological concepts such as energy flow, nutrient cycling, migration, and climate...
    191

    views

    505

    downloads

    0

    comments

    0

    adaptations

    Investigating Gene Expression and Cell Specialization in Axolotl Embryos
    The process of cell specialization is critical to the formation and function of tissues in animals and plants. Although gene expression, including the regulation of transcription, is taught in most...
    1578

    views

    341

    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.
    959

    views

    389

    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.
    155

    views

    45

    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...
    301

    views

    266

    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...
    4079

    views

    3269

    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...
    558

    views

    406

    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...
    244

    views

    211

    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.
    1143

    views

    2022

    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...
    1874

    views

    2474

    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.
    1035

    views

    474

    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...
    1203

    views

    130

    downloads

    0

    comments

    0

    adaptations