Trophic structure
Composition and trophic structure of the ichthyofauna from a stream downriver from Santo Antonio Falls in the Madeira River, Porto Velho, RO
... The trophic structure was determined by trophic guilds, using the ten most abundant species of the assemblage whi- ch represents 80% of the total ...Species trophic guilds were obtained from ...
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Trophic structure and mercury biomagnification in tropical fish assemblages, Itenez River, Bolivia.
... The observations reported correspond mainly to the 2007 dry season and a generalisation based on several years of studied would be necessary. For this date we can conclude that, in the Ite´nez basin with low to moderate ...
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Trophic structure of fish fauna along the longitudinal gradient of a first-order rural stream
... First-order streams have been particularly more affected by suppression of primary vegetation (Faria & Marques, 1999; Casatti, 2010) for purposes of land use and occupation by agricultural activities. In particular, ...
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Diet and trophic structure of the fish assemblage in the mid-course of the Teles Pires River, Tapajós River basin, Brazil
... the trophic structure of fish assemblages along the hydrometric ...The trophic structure did not change significantly during the hydrometric cycle, only omnivores showed significant temporal ...
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Trophic structure of the benthic invertebrate community in the littoral zone of a mountain cascade system
... Differences in trophic structure between two dam reser- voirs were caused by completely different abiotic condi- tions. In the Solina dam reservoir the water level changes were very great: up to 10 m. It ...
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Trophic structure of a fish community in Bananal stream subbasin in Brasília National Park, Cerrado biome (Brazilian Savanna), DF
... the trophic structure of the fish community in the Bananal stream subbasin, which belongs to a well-preserved Cerrado area (Brazilian Savanna) in Brasília National Park, ...
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Trophic structure of macroinvertebrates in tropical pasture streams
... Hence, the use of diet analysis to assess macroinvertebrate trophic structure and resource use can guide the path through a functional perspective of each ecosystem. Notwithstanding, further basic studies ...
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TROPHIC STRUCTURE OF FISH ASSEMBLAGES IN THE LOWER MIRANDA RIVER, PANTANAL, MATO GROSSO DO SUL STATE, BRAZIL
... when trophic structure is studied in tropical/subtropical river floodplains, it seems that fishes evolved to use, at a maximum level, the food resources available and almost all of them are generalists in ...
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Trophic structure of the fish community throughout the reservoirs and tributaries of the Middle and Lower Tietê River (São Paulo, Brazil)
... Meschiatti (1995) state that the generalization in the diet is related to the abundance of food items, habitat change and the presence of other species, being this, the ideal behavior, giving advantage to these species ...
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Food spectrum and trophic structure of the ichthyofauna of Corumbá reservoir, Paraná river Basin, Brazil
... and trophic classification of the species based on ...into trophic groups, we first ordinated the data using a Detrended Correspondence Analy- sis (DCA; Hill & Gauch, 1980; Gauch, ...identified ...
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Nematode Community, Trophic Structure and Population Fluctuation in Soybean Fields
... one trophic group], the ratios of fungivore/bacterivore (FF/BF) and of (fungivore+bacterivore)/plant parasite [(FF+BF)/PP], and percentages of criconematids and of dorylaimids in the ...five trophic groups ...
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Corrigenda: Epigean and hypogean Palaemonetes sp. (Decapoda, Palaemonidae) from Edwards Aquifer: An examination of trophic structure and metabolism. Subterranean Biology 14: 79–102.
... 1 Penn State University, 120 Ridge View Drive, Dunmore, PA, USA 2 Collections and Research Centre, Western Australian Museum, Welshpool,WA6106, Australia; Australian Centre for Evolu[r] ...
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Trophic ecology of the ichthyofauna of a stretch of the Urucu River (Coari, Amazonas, Brazil)
... of trophic structure in aquatic herbaceous biotopes, points to a higher number of individuals and high piscivore biomass in dry and receding waters ...
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Feeding ecology of a stream fish assemblage in an Atlantic Forest remnant (Serra do Japi, SP, Brazil)
... the trophic structure of the fish assemblage in streams of the Serra Japi, an ecotonal area between the Atlantic Forest and inland forests of São Paulo State, Southeastern ...different trophic ...
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Trophic organization and fish assemblage structure as disturbance indicators in headwater streams of lower Sorocaba River basin, São Paulo, Brazil
... environmental structure complexity and fish fauna provide crucial information to stream restoration ...environmental structure sustain more diverse and functionally more complex fish communities we sampled ...
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Luiz Ricardo de Souza Paiva
... to trophic (guilds), spatial (habitats) and phylogenetic (taxonomic distances) ...and trophic guilds and between morphology and taxonomy were found, while morphology and habitat revealed a weak ...and ...
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Effects of a ciliate protozoa predator on microbial communities in pitcher plant (Sarracenia purpurea) leaves.
... simple trophic structure providing an ideal system to study microscale interactions between protozoan predators and their bacterial ...community structure were assessed using iTag sequencing of 16S ...
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Effects of tourist visitation and supplementary feeding on fish assemblage composition on a tropical reef in the Southwestern Atlantic
... and trophic structure in the presence (PT) and absence (AT) of tourists suggest that tourist visitation and supplementary food influenced the structure of the fish assemblage, as follows: (a) ...
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Programa de Pós-graduação em Ecologia – PPG Ecologia, Universidade Federal do Rio Grande do Sul – UFRGS, CEP 91501-970, Porto Alegre, RS, Brazil e-mail: isadorapagelgmail.com
... the trophic guilds provide relevant information about the ecosystem function and may be affected by habitat availability and other changes in the ecosystems (Callisto et ...
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Diet and trophic niche overlap of Boana bischoffi and Boana marginata (Anura: Hylidae) in southern Brazil
... We analyzed the gastrointestinal contents from 43 individuals of B. bischoffi and 30 individuals of B. marginata. Of these, only two individuals (both B. marginata) had their digestive tracts empty. We identified a total ...
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