Text Search:
Applied Filters
    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...
    210

    views

    25

    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.
    98

    views

    33

    downloads

    0

    comments

    0

    adaptations

    An introduction to population matrix models: a swirl lesson
    Students will learn how to set up a population matrix model in R and use it for demographic analysis of a population, including projecting population growth, determining lambda and the stable age...
    2284

    views

    5879

    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...
    1721

    views

    1105

    downloads

    0

    comments

    0

    adaptations

    Population Bottlenecks: Heterozygosity vs. Allelic Diversity
    This module introduces heterozygosity and allelic diversity in the context of understanding population bottlenecks. It is intended for an introductory biology audience.
    800

    views

    164

    downloads

    0

    comments

    0

    adaptations

    Web Popgen
    A Hardy-Weinberg simulation program.
    1940

    views

    318

    downloads

    0

    comments

    0

    adaptations

    2014-XM-Huang-Ordinary Differential Equation Model and its Application in the Prediction Control of Population
    In this paper, we study two kinds of ordinary differential equation models, i.e., Malthus model and Logistic model, and discuss their applications in the prediction control of population.
    160

    views

    67

    downloads

    0

    comments

    0

    adaptations

    Cutthroat trout in Colorado: A case study connecting evolution and conservation
    Evaluation of evidence is a key process skill for the core competencies of applying the process of science and using quantitative reasoning. This case study enables upper-division biology students...
    1608

    views

    315

    downloads

    0

    comments

    0

    adaptations

    2012-Augustus-Wali-Mathematical Modeling of Uganda Population Growth
    The purpose of this paper focuses on the application of logistic equation to model the population growth of Uganda using data from 1980 to 2010 (inclusive).
    155

    views

    46

    downloads

    0

    comments

    0

    adaptations

    2012-Michael_Kerckhove-From Population Dynamics to Partial Differential Equations
    This article illustrates PDE models for location-dependent carrying capacities, migrations, and the dispersion of a population.
    171

    views

    35

    downloads

    0

    comments

    0

    adaptations

    2007-Hui_Luo-Population Modeling by Differential Equations
    A general model for the population of Tibetan antelope is constructed. The present model shows that the given data is reasonably logistic.
    126

    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.
    897

    views

    370

    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.
    96

    views

    40

    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...
    3971

    views

    3154

    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...
    490

    views

    320

    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.
    1086

    views

    1785

    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...
    1772

    views

    2309

    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.
    935

    views

    422

    downloads

    0

    comments

    0

    adaptations

    2000-Armson-Cockroft-Stone-Modelling a barnacle goose population
    This paper explores a number of models for the growth of a barnacle goose population. These geese spend their summers breeding in Spitsbergen and then winter in Caerlaverock on the Solway Firth....
    145

    views

    41

    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...
    1096

    views

    120

    downloads

    0

    comments

    0

    adaptations