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BIOL 1070 (204)
Lecture

Population factors

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Department
Biology
Course
BIOL 1070
Professor
Wright& Newmaster
Semester
Fall

Description
OCT 24 ! th Population density variables: Population Size(N) Population Density (N/area) Birth and deathrates Sex and age structure (#males vs. # females) Fecundity (#eggs produced per female) Fertility (% of eggs that are fertile!) Production (Actual number of offspring produced by a population) Recruitment (# of new individuals reaching breeding age, includes immigration) How do species disperse? (Recruitment) Natal: movement of young from their birthplace prior to reproducing (e.g MUSSELS!) Breeding: movement of reproductively mature adults Measuring pop. Density: top arrow – birth, immigration and bottom arrow- death, emigration PT2= Pt1 + (B-D) + (I-E) C
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