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[PDF] Top 20 Combined assessment of streams based on diatoms and macroinvertebrates

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Combined assessment of streams based on diatoms and macroinvertebrates

Combined assessment of streams based on diatoms and macroinvertebrates

... algae, diatoms have been the main focus of bioassessment studies (Bold and Wynne 1985, Jones 2007, Lee 1980, Bellinger et ...in streams and due to their position in food webs it is ... See full document

146

Zinc and copper impacts on freshwater diatoms: physiological, biochemical and metabolomic response of Tabellaria flocculosa

Zinc and copper impacts on freshwater diatoms: physiological, biochemical and metabolomic response of Tabellaria flocculosa

... in streams (Corcoll et ...number of ecotoxicological studies and their restricted coverage area (Rimet, ...unexplored and could be used for monitoring environmental stress in the future ... See full document

149

Importance of environmental factors for the richness and distribution of benthic macroinvertebrates in tropical headwater streams

Importance of environmental factors for the richness and distribution of benthic macroinvertebrates in tropical headwater streams

... Weber, and Phil Larsen of the Corvallis US Environmental Protection Agency Laboratory (Oregon, USA) kindly assisted in developing spatial sampling designs and selecting wadeable stream sample sites ... See full document

12

Effects of burn status and conditioning on colonization of wood by stream macroinvertebrates

Effects of burn status and conditioning on colonization of wood by stream macroinvertebrates

... combination of changing climate and anthropogenic activities is increasing the probability of wild fire around the ...to streams or wood may fall to the forest floor and remain there for ... See full document

15

Effects of hydrological variability on fish assemblages in small Mediterranean streams: implications on ecological assessment.

Effects of hydrological variability on fish assemblages in small Mediterranean streams: implications on ecological assessment.

... stations, and in situ measure- ments several variables were derived: mean total annual rainfall, coefficient of variation (CV − standard deviation/mean × 100) of total annual rainfall, relative ... See full document

16

DNA metabarcoding approach as a complementary technique for assessment of Portuguese rivers using diatoms

DNA metabarcoding approach as a complementary technique for assessment of Portuguese rivers using diatoms

... construction of biological indices comprises years of sampling to collect enough data for evaluation of long-term trends as well as to define the origin of those trends (anthropogenic ... See full document

91

Effects of agricultural and urban impacts on macroinvertebrates assemblages in streams (Rio Grande do Sul, Brazil)

Effects of agricultural and urban impacts on macroinvertebrates assemblages in streams (Rio Grande do Sul, Brazil)

... results of this study show a strong influence of point- pollution sources (urban) and a trend of influence by non-point sources (agriculture) on the benthic ...urban and ... See full document

8

Classification of optical music symbols based on combined neural network

Classification of optical music symbols based on combined neural network

... first assessment is that within CNNMV1 methodology, an overall improvement was ...approach of CNNMV2 seems to work extremely well for the purpose of music symbol ...stages, and the testing ... See full document

5

Comparing two biological indexes using benthic macroinvertebrates: positive and negative aspects of water quality assessment

Comparing two biological indexes using benthic macroinvertebrates: positive and negative aspects of water quality assessment

... diversity of in the studied sites, which is expected for reservoirs, the benthic community index for deep regions of reservoirs (ICB RES-P ) was selected and compared to the BMWP index, in order to ... See full document

11

Periphytic diatoms (Bacillariophyta) in streams from three Conservation Units of central Brazil: Pinnularia Ehrenberg

Periphytic diatoms (Bacillariophyta) in streams from three Conservation Units of central Brazil: Pinnularia Ehrenberg

... fixed on permanent mounts with Naphrax® ...was based on valve morphological and morphometric features, using both classic ...2007) and regional literature ...individuals of each ... See full document

15

Epipsammic diatoms in streams influenced by urban pollution, São Carlos, SP, Brazil

Epipsammic diatoms in streams influenced by urban pollution, São Carlos, SP, Brazil

... Based on cluster analysis results, site 7, which was the furthest downstream, tended to be more similar to the upstream relatively less polluted sites compared to the other sites in terms of ... See full document

10

Land Use Influences Niche Size and the Assimilation of Resources by Benthic Macroinvertebrates in Tropical Headwater Streams.

Land Use Influences Niche Size and the Assimilation of Resources by Benthic Macroinvertebrates in Tropical Headwater Streams.

... (plotted based on their mean stable isotope signatures), an estimate of the total density and clustering within the ...occurrence of many groups with similar trophic levels. 4) The ... See full document

19

Assessment of benthic macroinvertebrates at Nile tilapia production using artificial substrate samplers

Assessment of benthic macroinvertebrates at Nile tilapia production using artificial substrate samplers

... near and distant from the cages, and this difference was related to the dominance of groups widely known as tolerant to organic enrichment in the sites near fish ...(dry and rainy periods) ... See full document

8

Effects of anthropogenic impacts on benthic macroinvertebrates assemblages in subtropical mountain streams

Effects of anthropogenic impacts on benthic macroinvertebrates assemblages in subtropical mountain streams

... nature of the riparian and surrounding landscape has been modified by anthropogenic activities, which may subsequently alter the composition and functional structure of macroinvertebrate ... See full document

8

Trophic structure of macroinvertebrates in tropical pasture streams

Trophic structure of macroinvertebrates in tropical pasture streams

... aim of this study was to describe the diet of stream macroinvertebrates and to determine their trophic ...pasture streams. They were identified to genus level and submitted to ... See full document

10

Performance assessment for mountain bike based on WSN and Cloud Technologies

Performance assessment for mountain bike based on WSN and Cloud Technologies

... acceleration and magnetic readings (known as 9 Degrees of Freedom) provides all the data needed to make an altitude and heading reference system ...sensors, combined with a built in processor ... See full document

168

Tolerance of benthic macroinvertebrates to organic enrichment in highland streams of northeastern Rio Grande do Sul, Brazil

Tolerance of benthic macroinvertebrates to organic enrichment in highland streams of northeastern Rio Grande do Sul, Brazil

... (2008) and Junqueira et al. (2010) found most of these taxa in environments with low organic enrichment, while in the present study they were found up to critical ...programs on large scales may use ... See full document

10

Quantitative observation of cyanobacteria and diatoms from space using PhytoDOAS on SCIAMACHY data

Quantitative observation of cyanobacteria and diatoms from space using PhytoDOAS on SCIAMACHY data

... requirements and produce different organic substances. The intensity of both carbon fixation and export is however strongly dependent on the size and com- position of ...ciency ... See full document

32

Methodologies based on seedling performance for vigor assessment of pumpkin seeds

Methodologies based on seedling performance for vigor assessment of pumpkin seeds

... procedures and methodologies for vigor testing to indicate which tests are sensitive to identify vigor levels between lots of pumpkin and squash ...) and squash (Cucurbita pepo) were used, ... See full document

7

CT ASSESSMENT OF BRAIN VENTRICULAR SIZE BASED ON AGE AND SEX: A STUDY OF 112 CASES

CT ASSESSMENT OF BRAIN VENTRICULAR SIZE BASED ON AGE AND SEX: A STUDY OF 112 CASES

... sixth and seventh decades. The range of VSI was relatively wider in the sixth and seventh decades, than in the first ...age on all measurements. The right and left Evan’s ratio also ... See full document

14

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