Envi Sci @ CHS
... h. ________ predation i. ________ hurricane j. ________ parasitism 15. What are the four (4) types of population fluctuations? ...
... h. ________ predation i. ________ hurricane j. ________ parasitism 15. What are the four (4) types of population fluctuations? ...
Populations Dynamics
... With limiting factors included growth curve resembles a logistic growth curve (S-shaped curve) ...
... With limiting factors included growth curve resembles a logistic growth curve (S-shaped curve) ...
Fish Pop. Biol.
... (Fisheries) Stock = individuals of one species that share common production characteristics and support the same basic fisheries. Year Class (Cohort) = All the individuals in a population born/hatched in a single “year” Year Class Strength = the number of individuals in a year class ...
... (Fisheries) Stock = individuals of one species that share common production characteristics and support the same basic fisheries. Year Class (Cohort) = All the individuals in a population born/hatched in a single “year” Year Class Strength = the number of individuals in a year class ...
• Life History of Aquatic Organisms
... • (Fisheries) Stock = individuals of one species that share common production characteristics and support the same basic fisheries. • Year Class (Cohort) = All the individuals in a population born/hatched in a single “year” • Year Class Strength = the number of individuals in a year class ...
... • (Fisheries) Stock = individuals of one species that share common production characteristics and support the same basic fisheries. • Year Class (Cohort) = All the individuals in a population born/hatched in a single “year” • Year Class Strength = the number of individuals in a year class ...
POPULATION DYNAMICS
... Exponential growth ("biotic potential","intrinsic rate of increase") Simplest assumptions for calculation of growth of population: • environment (per individual organism) remains constant: • constant resources, constant dangers • every individual has equal and constant reproductive probability • ra ...
... Exponential growth ("biotic potential","intrinsic rate of increase") Simplest assumptions for calculation of growth of population: • environment (per individual organism) remains constant: • constant resources, constant dangers • every individual has equal and constant reproductive probability • ra ...
Diapositiva 1 - Lemon Bay High School
... population is experiencing rapid growth. When there are more adults than children, the population is declining. When the amount of people in different age level is equal, population is stable. ...
... population is experiencing rapid growth. When there are more adults than children, the population is declining. When the amount of people in different age level is equal, population is stable. ...
Interactions Within Ecosystems
... • Numbers increase by a certain factor over a period of time • J-shaped curve graph (pg 104 in text) ...
... • Numbers increase by a certain factor over a period of time • J-shaped curve graph (pg 104 in text) ...
Interactions Within Ecosystems
... • Numbers increase by a certain factor over a period of time • J-shaped curve graph (pg 104 in text) ...
... • Numbers increase by a certain factor over a period of time • J-shaped curve graph (pg 104 in text) ...
File
... that reach reproductive age. Example: The female sea turtle lays many eggs, but only a few even reach the sea, and still fewer reach maturity. ...
... that reach reproductive age. Example: The female sea turtle lays many eggs, but only a few even reach the sea, and still fewer reach maturity. ...
Density-dependent factors
... Number of organisms of 1 species that an environment can hold Increased resources, more births than deaths, population increases When a population goes past carrying capacity, limiting factors kick in --(deaths exceed births) Life Boat analogy… ...
... Number of organisms of 1 species that an environment can hold Increased resources, more births than deaths, population increases When a population goes past carrying capacity, limiting factors kick in --(deaths exceed births) Life Boat analogy… ...
“brains” of the cell, the nucleus directs cell activities and contains
... The type of relationship involving two organisms living together that both benefit ...
... The type of relationship involving two organisms living together that both benefit ...
POPULATION ECOLOGY
... the individuals in a population reproduce at a constant rate. At first, the number of individuals in an exponentially growing population increases slowly, but over time the population becomes larger and larger. (J shaped curve) ...
... the individuals in a population reproduce at a constant rate. At first, the number of individuals in an exponentially growing population increases slowly, but over time the population becomes larger and larger. (J shaped curve) ...
Ecological Concepts Carrying Capacity
... Carrying Capacity The maximum number of individuals of a particular species that an ecosystem can support. Once a population reaches the carrying capacity, a variety of factors act to stabilize it at that size. Birth rate=death rate; ...
... Carrying Capacity The maximum number of individuals of a particular species that an ecosystem can support. Once a population reaches the carrying capacity, a variety of factors act to stabilize it at that size. Birth rate=death rate; ...
Population Growth
... populations? • Geographic range: where are they distributed? • Density and distribution: in what manner are they distributed? • Growth rate: how is the population increasing or declining? • Age structure: males and females? number at reproductive age? ...
... populations? • Geographic range: where are they distributed? • Density and distribution: in what manner are they distributed? • Growth rate: how is the population increasing or declining? • Age structure: males and females? number at reproductive age? ...
Populations Lesson Outline A. 1.
... is the potential growth of a population if it could grow in perfect conditions with no limiting factors. ...
... is the potential growth of a population if it could grow in perfect conditions with no limiting factors. ...
Understanding Our Environment
... increase is the difference between birth rate and death rate corrected for migration. Innate capacity for growth of any population is exponential. ...
... increase is the difference between birth rate and death rate corrected for migration. Innate capacity for growth of any population is exponential. ...
Population Growth
... Growth slows or stops as resources become less available • Logistic growth occurs when a population's growth slows or stops following ...
... Growth slows or stops as resources become less available • Logistic growth occurs when a population's growth slows or stops following ...
Stuff you need to know – Week 9 Populations: definition of, density
... Demography: factors that influence population size & structure over time Type I, II, III survivorship curves Survivorship & fecundity: definition of, relationship between. Life tables, survivorship, age specific fecundity, product of two, net reproductive rate (R0) Discrete growth rate (), instanta ...
... Demography: factors that influence population size & structure over time Type I, II, III survivorship curves Survivorship & fecundity: definition of, relationship between. Life tables, survivorship, age specific fecundity, product of two, net reproductive rate (R0) Discrete growth rate (), instanta ...
Chapter 52 - Hinsdale South High School
... capacity (K) as the maximum stable population size that a particular environment can support. Population growth is greatest when the population is approximately half of the carrying capacity. ...
... capacity (K) as the maximum stable population size that a particular environment can support. Population growth is greatest when the population is approximately half of the carrying capacity. ...
Chapter Fourteen Vocabulary
... ecological equivalents: organisms that share a similar niche but live in different geographical regions. ...
... ecological equivalents: organisms that share a similar niche but live in different geographical regions. ...