'Mark recapture' diaporamas de présentation

Ch. 40b Warm-Up

Ch. 40b Warm-Up. Define : Demography Semelparity Iteroparity Carrying capacity Exponential growth curve Logistic growth curve K-selection r-selection Ecological footprint. (Review) Sketch an exponential population growth curve and a logistic population growth curve.

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Ch. 40b Warm-Up

Ch. 40b Warm-Up. Define : Demography Semelparity Iteroparity Carrying capacity Exponential growth curve Logistic growth curve K-selection r-selection Ecological footprint. (Review) Sketch an exponential population growth curve and a logistic population growth curve.

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Evaluating Local Lobster Population Dynamics with Geo-referenced Trap Arrays,

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FISHERIES POPULATION DYNAMICS

IKENWEIWE Bolatito Nafisat SENIOR LECTURER DEPARTMENT OF AQUACULTURE AND FISHERIES MANAGEMENT UNIVERSITY OF AGRICULTURE, ABEOKUTA. FISHERIES POPULATION DYNAMICS. titobola2007@yahoo.com , 08033770265. FISHERIES POPULATION DYNAMICS. FIS 507. Catch per unit effort.

1.3k views • 26 slides

DEMOGRAPHY

DEMOGRAPHY. The study of birth and death processes that determine growth and age structure of a population. Each age class of a population has an expected:. Mortality rate. Fecundity rate. Demographic characteristics can be represented in:. Life Tables summarize deaths and/or births

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SELKIRK GRIZZLY BEAR DNA MARK/RECAPTURE ANALYSIS

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Chapter 35.1 and 35.2 Populations

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Mark Recapture

Mark Recapture. An application: Estimating Steller sea lion pup mortality. Steller sea lion numbers have declined 70-90% since 1950s; now listed as endangered Is mortality of pups an important factor in population decline?

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Estimating Abundance Weight Sub-sample

Estimating Abundance Weight Sub-sample. Used to estimate total number in a sample Method: Weigh a known number of individuals to get a mean weight Weigh the entire sample, then divide the total weight by mean weight to get total number of individuals. Example:

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Mark-Recapture

Mark-Recapture. Goal is to get an estimate of total population. Trap animals, mark and release. Repeat trapping and count captures of marked individuals. Important to know if closed or open population. Closed populations. No individuals enter or leave the population between surveys.

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Quantifying dispersal of bark beetles and their predators

Quantifying dispersal of bark beetles and their predators. Arnaud COSTA Laboratory of Insect Ecology, Southern Illinois University, Carbondale, Illinois. 1 - Introduction: gap formation in red pine forests. ? potential interactions between below and above ground herbivory.

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Tracking Populations

Tracking Populations. Populations on a kelp holdfast. How did we study those populations? Brought kelp into lab Visually spotted them Pulled them off the kelp Sorted them into another container Measured abundance of each taxa Assessed species richness/eveness.

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Mark-Recapture

Mark-Recapture. www.trulynolen.com. www.severinghaus.org. What can we use Mark-Recapture for?. Estimating population sizes Changes over space or time. www.thehindu.com. www.blogconservation.org. Mark-Recapture Issues. www.etsy.com. Mark-Recapture Issues.

311 views • 5 slides