Benthic community
Changes in benthic community structure due to clam dredging on the Algarve coast and the importance of seasonal analysis
... in community structure of meiofauna and macrofauna in relation to Portuguese clam dredging were compared during a 2-y-period o¡ Lagos and Vilamoura, south ...macro-benthic community structure caused ...
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Benthic Community Zonation in a Breakwater on the North Coast of the State of Rio de Janeiro, Brazil
... the benthic community and its vertical distribution on intertidal rocky substrate on the north coast of Rio de Janeiro, and provided an observation basis for current and future experimental ...
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The human impact on benthic community structure and dynamics of different ecosystems from Lunca Mureșului Nature Park (West of Romania)
... the community of benthic invertebrates. 9 groups of benthic invertebrates were identified, their density, abundance and frequency undergoing changes from one station to another and from one season to ...
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Ecological attributes of the benthic community and indices of water quality in urban, rural and preserved environments
... the benthic communities sampled in urban streams (Urb I, II and III), rural streams (Rur I, II and III) and preserved streams (Pre I, II and III) – richness (S), index of equitability (J’), Shannon-Wiener index of ...
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Species composition and abundance of the benthic community of Axiidea and Gebiidea (Crustacea: Decapoda) in the Marapanim Bay, Amazon estuary, northern Brazil
... other sampling sites. Despite being an environment with a con- solidated substrate, B2 exhibited differences in relation to other sites with consolidated substrate. The rocks at this site have a more clay formation and ...
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Species composition and abundance of the benthic community of Axiidea and Gebiidea (Crustacea: Decapoda) in the Marapanim Bay, Amazon estuary, northern Brazil
... other sampling sites. Despite being an environment with a con- solidated substrate, B2 exhibited differences in relation to other sites with consolidated substrate. The rocks at this site have a more clay formation and ...
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Recruitment and Succession in a Tropical Benthic Community in Response to In-Situ Ocean Acidification.
... Ocean acidification is predicted to directly impact calcifying organisms by reducing calcifi- cation rates. However, a key question for ecosystems is how acidification may impact commu- nities by altering competitive ...
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Interactions between benthic macroinvertebrates and fishes in a low order stream in Campos de Cima da Serra, RS, Brazil
... the benthic community by the modification in predation in a stream in the South of Brazil was studied by means of an ex- clusion experiment under semi-natural ...the benthic macro fauna due to ...
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Braz. j. oceanogr. vol.54 número23 v54n2 3a05
... The benthic community’ similarity among the study methods was higher than 70% in all heights of the rocky substrate (Table 1). Values under 80% occurred in the comparisons between field and photo, ...
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Benthic macroinvertebrate community structure in a stream of the north-west region of Paraná State, Brazil
... These attributes of benthic community are probably related to the physical, chemical and structural characteristics of the stream here studied. The fact that this environment is a first order stream, with ...
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Lucca, JV.a , Pamplin, PAZ.b , Gessner, AF.c , Trivinho-Strixino, S.c Spadano-Albuquerque, AL.d and Rocha, O.a
... the community that is ...the benthic community, by collecting at 20 sampling sites in Caçó Lake (State of Maranhão, ...these community parameters was analysed and related to the seasonal ...
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Macroinvertebrates associated with bryophyta in a first-order Atlantic Forest stream
... the benthic community associated with bryophytes in a first-order stream, located in a biological reserve of the Atlantic Forest, during two ...the community was analyzed through the mean density of ...
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Effects of carbofuran and metsulfuron-methyl on the benthic macroinvertebrate community in flooded ricefields
... the benthic macroinvertebrate communities express the ecological conditions of aquatic ecosystems in which they live (Morgan et ...the benthic macroinvertebrate community in paddy ...the ...
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Effects of elevated CO2 and nutrients on the community metabolism of a Cymodocea nodosa bed
... a benthic community dominated by the seagrass Cymodocea nodosa in a mesocosm experiment where plants and their associated community were exposed for 1 month to two levels of CO 2 , simulating current ...
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Spatial and temporal heterogeneity in a subtropical reservoir and their effects over the benthic macroinvertebrate community
... the benthic community of invertebrates from Itupararanga Reservoir – an important dam in São Paulo State, because provides water supply to population and power generation to industry – to answer the ...
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Environmental drivers of the benthic macroinvertebrates community in a hypersaline estuary (Northeastern Brazil)
... estuarine community of benthic macroinvertebrates spatially varies in response to changes in environmental variables in these ...the benthic macroinvertebrate community in a hypersaline ...
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Habitat-specific benthic metabolism in a Mediterranean-type intermittent stream
... We buried a metal chamber base y 180 mm diameter in the stream sediments (two per habitat – randomly placed). A sample of intact substrate was removed from the river bottom and gently placed on the base, where it was ...
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Small dams also change the benthic macroinvertebrates community in rocky rivers
... the benthic community in a stretch of a rocky river under the influence of a small dam of a meter in height, forming a small reservoir of run-of-river ...of benthic macroinvertebrate groups and 31 ...
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DIVERSITY AND BIOMASS OF CHIRONOMIDAE (DIPTERA) LARVAE IN AN IMPACTED COASTAL LAGOON IN RIO DE JANEIRO, BRAZIL
... the benthic community (prevalence of detritivorous organisms, such as Chironomus and Polypedilum), resulting in high biomass and low taxonomic diversity, when compared to other studies developed on coastal ...
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Macroinvertebrate Communities Differences on Riverine Parts and Reservoirs of Zarrineh River
... The water level of reservoirs is fluctuating and usually raised and lowered each year between the highest level in late spring and the lowest level in early fall. Seasonal drawdown, retention time, temperature and ...
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