Download presentation
Presentation is loading. Please wait.
Published byEverett Baker Modified over 9 years ago
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
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.