food web structure
The impact of intraspecific variation on food web structure
... on food web structure T OM C LEGG , 1,2 M OHAMMAD A LI , 1,3 AND A NDREW ...in food webs can theoretically result in significant changes in both network structure and ...five ...
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Aquatic food web structure and the flow of carbon
... in food webs, and the effects of food web structure on C ...the food web (FW) may be limited by low nutritional quality of terrestrial C-compounds and the inability of bacteria ...
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Food Web Structure in a Harsh Glacier-Fed River
... Tritrophic food web statistics for the Odenwinkelkees web revealed a similar number of three node food chains to those in drought disturbed food webs of Woodward et ...denwinkelkees ...
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Isotopic Diversity Indices: How Sensitive to Food Web Structure?
... trophic food web structures, with a focus on the first two ...five food web structures along a gradient of sources overlap, varying from two distinct food chains with differentiated ...
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Legacy of historic ozone exposure on plant community and food web structure
... these plants expressed different damage levels when exposed to herbivores depending on the level of historic ozone exposure [63]. The food web structure of arthropod community showed marked ...
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Deep pelagic food web structure as revealed by in situ feeding observations
... unable to robustly evaluate the influence of inter-annual, seaso- nal and depth-related variability on overall food web structure. This study highlights the importance of a persistent and continued ...
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Trophic organization and food web structure of southeastern Brazilian streams: a review.
... the food c o n s u m e d b y t h e f i s h e s c o l l e c t e d t h e r e ...of food r e s o u r c e s , i n t h i s c a s e d e t e r m i n e d b y anthropic effects, may consequently deter- mine ...
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Food Web Structure Shaped By Habitat Size And Climate Across A Latitudinal Gradient
... Therefore, food web structure in patchy ecosystems is expected to be shaped by habitat size and climate ...phytotelmata) food webs com- posed of litter resources (mainly detritus), ...
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Applying stable isotopes to examine food-web structure: an overview of analytical tools
... food web increases, sources of ambiguity become more ...among food webs become increasingly problematic as food webs become more ...focal food webs have very different basal resource ...
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Food-web structure varies along environmental gradients in a high-latitude marine ecosystem
... for food-web structure are still ...in food-web structure are associated with environmental gradients in the Barents Sea, a highly pro- ductive shelf sea of the Arctic ...
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Beach morphology and food web structure: comparison of an eroding and an accreting sandy shore in the North Sea
... Abstract Food web components and inorganic nutrients were studied on two sandy shores of the adjacent barrier islands of Sylt and Rømø in the North Sea, differing in ...the food web ...
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Predicting Food-Web Structure With Metacommunity Models
... empirical data to determine regional species pools and estimate dispersal probabilities, simulated.. 32.[r] ...
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Hyperbenthic food-web structure in an Arctic fjord
... feeding is usually impractical, so ecologists must depend on in direct methods for examining diet. Basic approaches, such as dissecting gut contents or fecal pellets, can be useful, but these can also be mislead- ing, as ...
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Micro-Food Web Structure Shapes Rhizosphere Microbial Communities and Growth in Oak
... Increased density of singular nematode functional groups showed minor impact by increasing the biomass of single microbial groups (e.g., plant feeders that of Gram-negative bacteria), ex[r] ...
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Fire affects root decomposition, soil food web structure, and carbon flow in tallgrass prairie
... Omnivore 0.5 (0.2) 1.7 (0.7) Predator 0.5 (0.3) 0.4 (0.2) more important C source for the AB soil food web. Addi- tionally, despite significantly lower microbial abundance for the AB treatment, there was no ...
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Landscape complexity is not a major trigger of species richness and food web structure of European cereal aphid parasitoids
... landscape structure and agricultural intensification on parasitism rates, abun- dances, and species richness of aphids and their parasitoids in five different regions in ...
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How habitat-modifying organisms structure the food web of two coastal ecosystems
... of food web ...or food web nodes; S) as an indicator of diversity, link density (number of links per species; L/S) and connectance (C; realized fraction of all possible links; L/S 2 ) as ...
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Structure of Soil Food Web in Smallholder Cocoa Plantation, South Konawe District, Southeast Sulawesi, Indonesia
... the structure of the soil food web is critical in determining the practices of soil fertility management based on the biological processes in tropical agricultural ...soil food web ...
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The role of habitat structure in a freshwater food web
... structure in trophic interactions and community structure in the macrophyte beds of a.. lowland river.[r] ...
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The role of habitat structure in a freshwater food web
... Seven indices of habitat structure were measured for each plant: the surface area and plant volume described physical attributes ofmacrophyte structure; the fish-free volume, intersti[r] ...
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