'Habitat diversity' presentation slideshows

854 views • 83 slides

Variability in Species Richness

Variability in Species Richness. Why is the distribution of species richness so variable across the landscape? One of the most basic correlates is area For example, in oceanic archipelagoes, species number approximately doubles for every tenfold increase in island area (Darlington 1957).

991 views • 67 slides

Benthos

1.18k views • 64 slides

Benthos

1.1k views • 64 slides

Physical Stream Habitat

593 views • 43 slides

Conservation and Biodiversity: An Introduction to species, diversity and natural selection

583 views • 35 slides

Ecological Role of Fire in Forest Ecosystems

Ecological Role of Fire in Forest Ecosystems. 1. Reduces probability of catastrophic fire 2. Nutrient input into soils 3. Control of insect pests 4. Control of tree pathogens 5. Maintains species diversity.

462 views • 35 slides

Lec 10: Fish

Lec 10: Fish. I. Fish Research and Limnology II. Taxonomy and Systematics III. Species Richness IV. Life History V. Growth VI. Fisheries and Yield VII. Local Fisheries. 1. I. Fish Research and Limnology. A. Traditionally: A species focus & in isolation

563 views • 32 slides

Achieving Sustainable Forest Management in the Southeastern USA

Achieving Sustainable Forest Management in the Southeastern USA. October 21 st Management Responses: Wildlife, Plant and Animal Diversity, Landscape Issues, Forest Health, High Conservation Value Forests. FSC 1. Compliance 2. Tenure 3. Indigenous Peoples 4. Community/Workers 5. Benefits

473 views • 30 slides

Lake & Reservoir Habitat Management (>4 ha) Chapter 11

Lake & Reservoir Habitat Management (>4 ha) Chapter 11. Watershed Concerns. Sediment. Reduction in depth Loss of fish spawning sites Increased turbidity. Organic Matter Inputs. Detritus supports food web in turbid reservoirs BOD problems. Nutrients.

337 views • 22 slides

Lecture 13 Biodiversity

Lecture 13 Biodiversity. What is Biological Diversity? Latitudinal and Altitudinal Gradients Geographic Controls on Diversity Historical Theories Equilibrium Theories Island Biogeography Historical Perspective Current Perspective V. Mapping Distributions

502 views • 21 slides

Restoration of Okanagan River

347 views • 19 slides

Topic 4: Conservation and biodiversity

Topic 4: Conservation and biodiversity.

455 views • 19 slides

Biodiversity

199 views • 19 slides

Diversity

Diversity. What is Diversity?. Diversity is often considered as a function of two components: A) the number of different species and B) the relative numbers of individuals of each species. There are 3 main types of Diversity we need to know about: Species Diversity, Genetic Diversity,

526 views • 18 slides

Habitat Diversity

472 views • 16 slides

Biodiversity

Biodiversity. Biodiversity Concept Evolution (long-term change) Factors of short-term change.

149 views • 14 slides

Keystone species

Keystone species. Influential ecological role exert important regulating effect on other species in community keystone species increases diversity in habitat. diversity increases. diversity decreases mussels out-compete other species. Washington coast. Keystone species.

823 views • 13 slides

Stream Fish Diversity

Stream Fish Diversity. Ecological Principles of Diversity . Principle of Limiting Similarity - There is a limit to the similarity of coexisting competitors; they cannot occupy the exact same niche. Niche Separation / Differentiation -Competitors use different resources to coexist.

210 views • 10 slides

Biodiversity as a concept

594 views • 7 slides