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Chapter 10: Population Dynamics 13 AB C D Age Structure Metapopulation Dispersal Survivorship.

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Presentation on theme: "Chapter 10: Population Dynamics 13 AB C D Age Structure Metapopulation Dispersal Survivorship."— Presentation transcript:

1 Chapter 10: Population Dynamics 13 AB C D Age Structure Metapopulation Dispersal Survivorship

2 12 N t = N o e rt t N t = N o E) Population Growth

3 1 2

4 3

5 4

6 Consequences? Why?

7 Sea Lamprey Invasion

8 1

9 Lamprey and Lake Trout Populations http://www.nature.com/nchembio/journal/v1/n6/images/nchembio1105-316-F1.gif

10 5 Chinch Bug (Blissus leucopterus)

11 6

12 Fig. 14-10 in Ricklefs 2000

13 Populations are Dynamic!! 7

14 8 9 b d POPULATION SIZE (N)

15 i - immigration e - emmigration 10 POPULATION SIZE (N) DISPERSAL

16 = N f (b, d, i, e)

17 Fig. 10.2 in Molles 2008 “The Wild, Wacky World of Dispersal”

18 Dispersal: Animal Vectors 4 5 5

19 Dispersal: Explosive 7 Zygomycete Fungus: Pilobolus 8

20 11 12 Dispersal: Natal

21 Dispersal: Drift Fremont Cottonwood

22 Dispersal: Drift

23 Fig. 10.8 in Molles 2008 Colonization Cycle

24 Colonization Cycle: Rio Claro, Costa Rica Fig. 10.9 in Molles 2008

25 Measuring Dispersal Rates 22 23 24 2

26 Measuring Dispersal Rates 26 27 28

27 Expanding Populations (Anthropogenic Factors) 12 European Starling (Sturnus vulgaris)

28 European Honeybee African Honeybee Queen Hybrid: Africanized Honey Bee Expanding Populations (Anthrogenic Factors) Apis melifera

29 Fig. 10.1 in Molles 2008 Expanding Populations (Anthrogenic Factors) Africanized Honey Bee

30 Green Alga Pest: Caulerpa Expanding Populations (Anthrogenic Factors)

31 Jacques Cousteau Institue (Monaco) Expanding Populations (Anthrogenic Factors)

32 Expanding Populations: Anthropogenic Factors 2 Eurasian Collared Dove: Introduction into Bahamas: mid-1970s

33 Fig. 10.3 in Molles 2006 Expanding Populations (NON-Anthropogenic Factors) Eurasian Collared Dove: Spread into Europe from Turkey after 1900

34 10 11 12 Expanding Populations: Non-Anthropogenic Factors Mechanism: Natal Dispersal

35 Fig. 10.5 in Molles 2006 Rates of Expansion

36 Sugar Maple (Acer saccharum) 13 Eastern Hemlock (Tsuga canadensis) 14 Dispersal in Response to Climate Change

37 ~ 20,000 Years Ago

38 Fig. 10.8 in Molles 2008 Dispersal in Response to Climate Change

39 Voles (Microtis sp.) European Kestrel (Falco tinnunculus) DISPERSAL: Response to Short-Term Changes in Food Abundance

40 Fig. 10.7 in Molles 2006 NUMERICAL RESPONSE Change in Predator Population Density In Response to Prey Population Density

41 15 16 Increased ReproductionIncreased Dispersal NUMERICAL RESPONSE MECHANISM: OR

42 18 Metapopulation 19 (Subpopulations living on Habitat Patches connected by Exchange of Individuals among Patches) Rocky Mountain Parnassian Butterfly (Parnassius smintheus)

43 20 18 Alpine Meadow Habitat

44 Patch Size and Population Density 22 Fig. 10.11 in Molles 2008 (Butteflies More Likely to Disperse from Large than Small Patches) (Patch Size has Decreased by 77% since 1952)

45 Metapopulations and Conservation Management

46 1 http://www.columbia.edu/itc/cerc/danoff-burg/invasion_bio/http://www.columbia.edu/itc/cerc/danoff-burg/invasion_bio/ inv_spp_summ/petromyzon_marinus5.JPG 2 http://flickr.com/photos/clbrannan/434745581/&usg=__TO6bcIHgjW65pqahttp://flickr.com/photos/clbrannan/434745581/&usg=__TO6bcIHgjW65pqa XDwW_0acrf2Y=&h=375&w=500&sz=95&hl=en&start=20&tbnid=ohqI0m QF-Py3IM:&tbnh=98&tbnw=130&prev=/images%3Fq%3Dturtle%2Bnotched %2Bshell%26gbv%3D2%26hl%3Den%26sa%3DG 3 http://www.tiem.utk.edu/~mmfuller/WebDocs/HTMLfiles/collared-dove.htmlhttp://www.tiem.utk.edu/~mmfuller/WebDocs/HTMLfiles/collared-dove.html &usg=__TAlqcRFEO2Ln-BJiQeXqY7S6q-w=&h=629&w=579&sz=140&hl=en& start=29&um=1&tbnid=-4in4-eY61RRpM:&tbnh=137&tbnw=126&prev=/images %3Fq%3Deurasian%2Bcollared%2Bdistribution%2Bunited%2Bstates%26start %3D20%26ndsp%3D20%26um%3D1%26hl%3Den%26sa%3DN 4 http://parish-wildlife.org.uk/images/Pictures/Visits/Bealsmill/fox%20poo.jpg 5 http://www.ontariowildflower.com/images/common_burdock_seed.jpg 6 http://www.finchester.org/dogs/dog_diary/uploaded_images/CRW_3865BurInhttp://www.finchester.org/dogs/dog_diary/uploaded_images/CRW_3865BurIn Fur_cn-797464.jpg 7 http://io.uwinnipeg.ca/~simmons/16cm05/1116/31-08-Pilobolus.jpg 8 http://bugs.bio.usyd.edu.au/Mycology/images/Topics/Animal_Interactions/http://bugs.bio.usyd.edu.au/Mycology/images/Topics/Animal_Interactions/ Pilobolus2.jpg

47 9 http://fungalgenomes.org/blog/wpcontent/uploads/2008/09/pone-03- 09-moneycut.jpghttp://fungalgenomes.org/blog/wpcontent/ 10 http://www.hamiltonnature.org/birds/images/CollaredDove1.jpg 11 http://farm4.static.flickr.com/3122/3122330699_0bb43a42c0.jpg 12 http://www.le.ac.uk/ge/genie/vgec/images/bacteria.jpg 13 http://newsimg.bbc.co.uk/media/images/42906000/jpg/_42906379_6.jpg


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