Species richness
Top PDF Species richness:
Biogeographic anomalies in the species richness of Chilean forests: Incorporating evolution into a climatic historic scenario
... Thus, species richness was calculated for each of the groups as classified by Hinojosa (2005b): Endemic, Tropical (the sum of Neotropical and Pantropical genera) and Austral (the sum of Austral-Antarctic ...
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Patterns and causes of species richness: a general simulation model for macroecology
... of species and generates a number of quantitative predictions that can be compared to empirical ...predicted species richness per grid cell, the range size frequency distribution, the simulated ...
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Revealing patterns of local species richness along environmental gradients with a novel network tool
... in species poor sites, and thus its contribution to calculating generalized species richness was ...other species decreased in ...shrub species, mainly in calcareous sites (see ...this ...
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Quantifying biodiversity: procedures and pitfalls in the measurement and comparison of species richness
... Species richness is a fundamental measurement of community and regional diversity, and it underlies many ecological models and conservation ...on richness measures and ...valid richness ...
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Predicting effects of ecosystem engineering on species richness along primary productivity gradients
... species richness. Their theoretical model predicts larger differences in species richness, either positive or negative, between patches created by ecosystem engineers and patches without ...
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Species richness and functional groups of angiosperms from the Paraná River Delta region (Argentina)
... higher species richness of native perennial species may be related to their adaptation to extreme hydrological conditions through specialized structures ...two species are adapted to highly ...
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Changing lenses to assess biodiversity: patterns of species richness in sub Antarctic plants and implications for global conservation
... the species richness of this group is likely to grow, as several additions to the bryophyte flora of Cape Horn Archipelago await formal description, includ- ing three new species of Schistidium ...
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Estimating species richness and density of a bird community in a coastal lagoon on the Mexican Pacific
... one species richness estimator for further ...randomized species accumulation curves of this richness estimator and SOBS to evaluate species density in the overall study with both point ...
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Species richness, endemism and conservation of American tree ferns (Cyatheales)
... of richness and endemism of Cyatheales (tree ferns) in tropical America were performed and evidence of a diversity gradient is ...239 species were plotted into a 5° 9 5° grid-cell map and then analyzed ...
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The Use of Species Accumulation Functions for the Prediction of Species Richness
... (1991), it seems likely that the log model (Equation 11 ) will be adequate to extrapolate, given the size of the area, the complexity of the fauna, the fact that the list size is st[r] ...
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Urban mosquito species (Diptera: Culicidae) of dengue endemic communities in the Greater Puntarenas area, Costa Rica
... Two cross-sectional larval surveys were performed to determine the species richness of mosquitoes in seven localities of Greater Puntarenas. One of the surveys was performed during the dry season and the ...
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Add on conservation benefits of marine territorial user rights fishery policies in Central Chile
... benthic species, biodiversity (species richness), and community assemblages in central ...sessile species, (3) quantification of conspicuous benthic macro- invertebrates, including those under ...
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A comparison of temporal turnover of species from benthic cnidarian assemblages in tropical and subtropical harbours
... with species richness through a variety of mechanisms (Roy et ...and richness across latitudes, at least within similar ...zooplankton species composition from 36 different lakes, Shurin et ...
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Plant diversity and galling arthropod diversity searching for taxonomic patterns in an animal-plant interaction in the Neotropics - Sociedad Argentina de Botánica
... This taxonomic pattern alone raises questions on how host plants influence the evolution of galling arthropods. Such wide questions can only be tackled on different grounds. An important way of addressing questions at ...
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Facilitation by nurse plants regulates community invasibility in harsh environments
... facilitator species that posi- tively impacts on the performance of the ...native species richness increases the per capita positive effect of an additional native species upon the abundance ...
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A new statistical approach for assessing similarity of species composition with incidence and abundance data
... between species of trees ‡ 25 cm diameter at breast height (DBH; canopy individuals), canopy tree saplings (1–5 cm DBH) and canopy tree seedlings (> 20 cm height, but < 1 cm DBH) within four second-growth ...
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Remote sensing improves prediction of tropical montane speciesdiversity but performance differs among taxa
... of species distribution. Species richness models of trees, geometrid moths, and birds highly benefited from integrating RS-based texture ...modeled species richness of pyraloid moths and ...
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Full PDF
... Although few sites were inventoried, this study showed that dung beetle assemblage are sensitive to small scale variations of environ- mental conditions into primary forest. Abiotic factors were likely involved but ...
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Non-coastal Mexican wetlands: waterfowl representativeness, habitat occupancy, threats, conservation actions, and research
... bird richness, species with some degree of threat, and species with some sensitivity was ...in species composition among level 1 and 2 ecoregions in terms of species ...183 ...
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Diversidad de plantas nativas y exóticas en fragmentos de bosque y plantaciones forestales en un paisaje costero de Chile central
... native species (Broc- kerhoff et ...native species richness and enhance invasion of exotic species (Halpern and Spies 1995, Decocq et ...native species may also de- pend on distance to ...
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