Preprints (not yet peer-reviewed)

132 downloads
715 views

1) DNA metabarcoding holds great promise for the assessment of macroinvertebrates in stream ecosystems. However, few large-scale studies have compared the performance of DNA metabarcoding with that of routine morphological identification. 2) We performed metabarcoding...

["Biodiversity","Environmental Sciences","Molecular Biology","Zoology","Science Policy"]
doi:10.7287/peerj.preprints.2759v3
17 downloads
156 views

Registration dossiers for 11678 industrial chemicals were retrieved from the database of the European Chemicals Agency, of which 3566 provided a numerical entry for the corresponding predicted no effect concentration for the freshwater environment (PNEC). A distribution-based...

["Agricultural Science","Environmental Sciences"]
doi:10.7287/peerj.preprints.2785v2
2 downloads
54 views

The study of the past, present, and future state and dynamics of the tropical natural forest cover (NFC) might help to better understand the pattern of deforestation and fragmentation as well as the influence of social and natural processes. The obtained information...

["Biodiversity","Conservation Biology","Ecology","Environmental Sciences","Soil Science"]
doi:10.7287/peerj.preprints.2884v1
6 downloads
234 views

Algae with potential biotechnological applications in different industries are commonly isolate 5 from the environment in order to obtain pure (axenic) stocks that can be safely stored for long 6 periods of time. To obtain axenic cultures, antibiotics are frequently...

["Aquaculture, Fisheries and Fish Science","Environmental Sciences"]
doi:10.7287/peerj.preprints.2881v1
7 downloads
100 views

Atrazine is a widely used herbicide developed for use in range and pastureland. It is present in many surface waters, contaminating nontarget organisms due to its persistence. In this study, the effects of acute exposure to atrazine on retinoid signaling were investigated...

["Aquaculture, Fisheries and Fish Science","Environmental Sciences","Toxicology"]
doi:10.7287/peerj.preprints.2880v1
40 downloads
338 views

Background: This paper deals with a non-conventional approach called PCSM model. It was developed to aid in horizontal expansion of aquaculture through utilization of unmanaged ponds for modified extensive aquaculture. This model applies to small lentic water bodies...

["Agricultural Science","Aquaculture, Fisheries and Fish Science","Environmental Sciences"]
doi:10.7287/peerj.preprints.2856v1
32 downloads
148 views

1. Camera loggers are increasingly used to examine behavioural aspects of free-ranging animals. However, often video loggers are deployed with a focus on specific behavioural traits utilizing small cameras with a limited field of view, poor light performance and...

["Animal Behavior","Ecology","Environmental Sciences","Marine Biology","Zoology"]
doi:10.7287/peerj.preprints.2765v2
15 downloads
54 views

Denitrification is an important part of the nitrogen cycle and the key step to removal of nitrogen in surface-flow wetlands. Denitrifying bacteria also function in denitrification. In this study, we explored space-time analysis with high-throughput sequencing to...

["Ecology","Environmental Sciences","Microbiology"]
doi:10.7287/peerj.preprints.2848v1
27 downloads
130 views

Pontoscolex corethrurus (Müller, 1857) plays an important role in soil terrestrial ecosystems and has been widely used as an animal model for a large variety of ecological studies, in particular due to its common presence and generally high abundance in human-disturbed...

["Environmental Sciences","Genetics","Molecular Biology","Soil Science"]
doi:10.7287/peerj.preprints.2847v1
37 downloads
215 views

Metatranscriptomics and metaproteomics make it possible to measure gene expression in microbial communities. So far these approaches were mostly used to get a general overview of the dominant metabolism and physiologies of community members. Recently, environmental...

["Bioinformatics","Ecology","Environmental Sciences","Genomics","Microbiology"]
doi:10.7287/peerj.preprints.2846v1
282 downloads
1,728 views

The polar bear (Ursus maritimus) was the first species to be classified as threatened with extinction based on predictions of future conditions rather than current status. These predictions were made using expert-opinion forecasts of population declines linked...

["Conservation Biology","Ecology","Environmental Sciences","Zoology"]
doi:10.7287/peerj.preprints.2737v3
25 downloads
54 views

Background. Peaches are the prominent species among the fruits due to having diverse germplasm around the globe with largest number of commercial genotypes. Pakistan is also rich in various cultivars of peaches that are rarely studied for its genetic diversity....

["Agricultural Science","Environmental Sciences","Soil Science"]
doi:10.7287/peerj.preprints.2833v1
42 downloads
116 views

Aerobic anoxygenic phototrophic bacteria (AAPB) containing bacteriochlorophyll a (BChl a) are photoheterotrophic prokaryotes that are a widely distributed functional bacterial group due to their obligately aerobic and facultative photoheterotrophic abilities. Here,...

["Ecology","Environmental Sciences","Genomics","Marine Biology","Microbiology"]
doi:10.7287/peerj.preprints.2820v1
34 downloads
143 views

The paper presents the ecotoxicological assessment and environmental risk evaluation of complex pesticide mixtures occurring in freshwater ecosystems in southern Sweden. The evaluation is based on the data collected between 2002 and 2013 by the Swedish pesticide...

["Agricultural Science","Environmental Sciences"]
doi:10.7287/peerj.preprints.2779v1
19 downloads
93 views

The boundary zone between two different hydrological regimes is often a biologically enriched environment with distinct planktonic communities. In the center of the Amazon River basin, muddy white water of the Amazon River meets with black water of the Negro River,...

["Animal Behavior","Biodiversity","Ecology","Environmental Sciences"]
doi:10.7287/peerj.preprints.2769v1
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