Gephyrocapsa oceanica
... The biodiversity of planet Earth is the total variability of life forms. Currently about 1.9 million species are known, but this is thought to be a significant underestimate of the total number of species. The actual number may be as high as 50 million or more. ...
... The biodiversity of planet Earth is the total variability of life forms. Currently about 1.9 million species are known, but this is thought to be a significant underestimate of the total number of species. The actual number may be as high as 50 million or more. ...
Latitudinal Gradients in Richness
... Temporal variation in the environment causes higher extinction and lower speciation A. Low latitudes, stability results in finer niche division and lower extinction B. High latitudes, environmental variation results in biota that are speciation and extinction ...
... Temporal variation in the environment causes higher extinction and lower speciation A. Low latitudes, stability results in finer niche division and lower extinction B. High latitudes, environmental variation results in biota that are speciation and extinction ...
Example Thesis Statements Remember, one useful approach to
... 1) Topic/Title: Understanding the Latitudinal Species Richness Gradient Thesis Statement: “Divergence in species richness is attributed to a combination of seven explanations. Together these hypotheses provide the most thorough and complete explanation to the existence of a richness gradient for all ...
... 1) Topic/Title: Understanding the Latitudinal Species Richness Gradient Thesis Statement: “Divergence in species richness is attributed to a combination of seven explanations. Together these hypotheses provide the most thorough and complete explanation to the existence of a richness gradient for all ...
alpha diversity
... Orbitally forced species range dynamics (Dynesius and Jansson 2000) • Mean duration of species 1-30 my, so species have endured many Milankovitch oscillations • Oscillations more severe at higher latitudes than around equator, selecting in temperate, boreal and arctic species for – More vagility – ...
... Orbitally forced species range dynamics (Dynesius and Jansson 2000) • Mean duration of species 1-30 my, so species have endured many Milankovitch oscillations • Oscillations more severe at higher latitudes than around equator, selecting in temperate, boreal and arctic species for – More vagility – ...
Chapter 10: The Geography of Diversity
... ► The Peninsula Gradient – Decreasing diversity away form the mainland ► The Elevation Gradient – Species diversity decreases with elevation ► The Aridity Gradient – Species diversity decreases with diminishing water availability ► Aquatic Environments – Similar patterns ► The ...
... ► The Peninsula Gradient – Decreasing diversity away form the mainland ► The Elevation Gradient – Species diversity decreases with elevation ► The Aridity Gradient – Species diversity decreases with diminishing water availability ► Aquatic Environments – Similar patterns ► The ...
Biodiversity - Alexander College
... • A community is a group of organisms living in the same habitat that are connected to each other by interactions, such as feeding or energy flow. ...
... • A community is a group of organisms living in the same habitat that are connected to each other by interactions, such as feeding or energy flow. ...
Bot3404_11_week4.2
... Ideas about how to incorporate new technology into botanical collections and studies. A bit of plant ecology but will also allow you to practice identifying trees that you will see on a daily basis. ...
... Ideas about how to incorporate new technology into botanical collections and studies. A bit of plant ecology but will also allow you to practice identifying trees that you will see on a daily basis. ...
ECOSYSTEM ECOLOGY
... • Currently in a time of high biodiversity • Estimated by 2030, 20% of species will be gone • Rainforest biome contains 1/5 of the world’s species but is quickly disappearing ...
... • Currently in a time of high biodiversity • Estimated by 2030, 20% of species will be gone • Rainforest biome contains 1/5 of the world’s species but is quickly disappearing ...
Unit 3: Evolution, Biodiversity, Climate, Weather, and Biomes
... Is preserving this biodiversity important? Why or why not? ...
... Is preserving this biodiversity important? Why or why not? ...
Chapter 48 - Community Ecology
... commensalism and given an example of a pair of species that illustrates each. 2. Search for information on the internet on the relationship between Monarch and Viceroy butterflies. Is this a case of Batesian or Müllerian mimicry? Explain your reasoning. 3. Explain the Competitive Exclusion Principle ...
... commensalism and given an example of a pair of species that illustrates each. 2. Search for information on the internet on the relationship between Monarch and Viceroy butterflies. Is this a case of Batesian or Müllerian mimicry? Explain your reasoning. 3. Explain the Competitive Exclusion Principle ...
&6^ n a (Koninklijk Belgisch Instituut voor Natuurwetenschappen, afdeling
... Most of the species are very local or rare and only a few can be recognized as common. Notes on there biology and chorology are given in this contributton. ...
... Most of the species are very local or rare and only a few can be recognized as common. Notes on there biology and chorology are given in this contributton. ...
biodiversity - Association of American Geographers
... The term biodiversity refers to the extraordinary variety of the world’s organisms, the complex patterns of their interdependence, and the understanding that this diversity is absolutely essential to the viability of all life on the planet. The Convention on Biological Diversity describes the concep ...
... The term biodiversity refers to the extraordinary variety of the world’s organisms, the complex patterns of their interdependence, and the understanding that this diversity is absolutely essential to the viability of all life on the planet. The Convention on Biological Diversity describes the concep ...
Ch 5 Evolution of Biodiversity Content
... Bottleneck effect Founder effect Geographic isolation Niche generalist Niche specialist Mass extinction ...
... Bottleneck effect Founder effect Geographic isolation Niche generalist Niche specialist Mass extinction ...
Species Diversity in Continental and Marine Habitats Questions: 1
... Animals that depend on plants will probably show comparable patterns of diversity shown for plants in Table 15.1. Similar latitudinal gradients demonstrated for continents are also found in the oceans. Tropical coral reefs support the most diversity. Ditto for freshwater systems. What processes expl ...
... Animals that depend on plants will probably show comparable patterns of diversity shown for plants in Table 15.1. Similar latitudinal gradients demonstrated for continents are also found in the oceans. Tropical coral reefs support the most diversity. Ditto for freshwater systems. What processes expl ...
File - Down the Rabbit Hole
... Species richness gradually increases as one approaches the equator ...
... Species richness gradually increases as one approaches the equator ...
Speed round!
... WHAT IS THE LOGISTIC GROWTH EQUATION? • N/t rmaxN((K – N)/K) • What kind of curve do we see with this? • S curve ...
... WHAT IS THE LOGISTIC GROWTH EQUATION? • N/t rmaxN((K – N)/K) • What kind of curve do we see with this? • S curve ...
Divergence and constraint in the origin of new species The origin of
... The origin of new species creates biological diversity and understanding species formation is thus a key goal in biology. In this talk, I will tackle the issue of why some populations that begin the speciation process diverge further than others, a phenomenon central to understanding diversification ...
... The origin of new species creates biological diversity and understanding species formation is thus a key goal in biology. In this talk, I will tackle the issue of why some populations that begin the speciation process diverge further than others, a phenomenon central to understanding diversification ...
Lecture 29: Biodiversity Tropics vs. Temperate vs. Polar
... • Marine Fish Parasites: Higher richness at Equator • Digenean parasites: more specific at Equator • Monogean parasites: even specificity ...
... • Marine Fish Parasites: Higher richness at Equator • Digenean parasites: more specific at Equator • Monogean parasites: even specificity ...
Global Biodiversity
... In addition to biodiversity hotspots, we can see some global trends in biodiversity: Diversity tends to be higher in the tropics than at higher latitudes. Why? In terrestrial habitats, diversity tends to be higher in mountainous regions. Why? In marine habitats, diversity tends to be higher in syst ...
... In addition to biodiversity hotspots, we can see some global trends in biodiversity: Diversity tends to be higher in the tropics than at higher latitudes. Why? In terrestrial habitats, diversity tends to be higher in mountainous regions. Why? In marine habitats, diversity tends to be higher in syst ...
Unit A - Lesson 9 - JA Williams High School
... He disappearance of a species from a certain area ...
... He disappearance of a species from a certain area ...
Week 5a - Evergreen State College Archives
... supported by the global-scale correlation between productivity and diversity, experimental studies refute it. Productivity alone is not a sufficient explanation for higher diversity in the tropics, although it probably plays some role. The second hypothesis states that the tropics contain more dive ...
... supported by the global-scale correlation between productivity and diversity, experimental studies refute it. Productivity alone is not a sufficient explanation for higher diversity in the tropics, although it probably plays some role. The second hypothesis states that the tropics contain more dive ...
The latitudinal diversity gradient
... diversification rates, measured in various taxonomic groups, is equivocal but certainly exhibited in some groups including New World birds (Fig. 5, Cardillo et al. 2005). However it is less clear that these species richness patterns over broad spatial scales are necessarily linked to population size ...
... diversification rates, measured in various taxonomic groups, is equivocal but certainly exhibited in some groups including New World birds (Fig. 5, Cardillo et al. 2005). However it is less clear that these species richness patterns over broad spatial scales are necessarily linked to population size ...
Chapter 54 Community Ecology Name: 54.1 Community interactions
... 29. There are probably two key factors in latitudinal gradients. List and explain both here, and put a star next to the one that is probably the primary cause of the latitudinal difference in biodiversity. ...
... 29. There are probably two key factors in latitudinal gradients. List and explain both here, and put a star next to the one that is probably the primary cause of the latitudinal difference in biodiversity. ...
CH 41 Reading Guide Communities
... 26. There are probably two key factors in latitudinal gradients. List and explain both here, and put a star next to the one that is probably the primary cause of the latitudinal difference in biodiversity. ...
... 26. There are probably two key factors in latitudinal gradients. List and explain both here, and put a star next to the one that is probably the primary cause of the latitudinal difference in biodiversity. ...
