Preprints (not yet peer-reviewed)

28 downloads
67 views

Our study evaluates the distribution, habitat associations, and current conservation status of the pilose crayfishes Pacifastacus connectens and Pacifastacus gambelii, two little-studied and data-deficient species endemic to the western United States. We first...

["Ecology","Freshwater Biology"]
doi:10.7287/peerj.preprints.27001v1
149 downloads
1,316 views

The recent discovery of the Araguaian river dolphin (Inia araguaiaensis) highlights how little we know about the diversity and biology of river dolphins. In this study, we described the acoustic repertoire of this newly discovered species in concert with their...

["Animal Behavior","Biodiversity","Ecology","Zoology","Freshwater Biology"]
doi:10.7287/peerj.preprints.26962v2
42 downloads
139 views

Tussock is a unique structure in wetland vegetation. Many tussock species reproduce mainly by clonal growth, resulting in genetically identical offsprings distributed in various spatial patterns. These fine scale patterns could affect the mating patterns and thus...

["Conservation Biology","Ecology","Evolutionary Studies","Freshwater Biology","Population Biology"]
doi:10.7287/peerj.preprints.26946v2
840 downloads
1,690 views

The viability of DNA metabarcoding for assessment of freshwater macrozoobenthos has been demonstrated over the past years. It matured to a stage where it can be applied to monitoring at a large scale, keeping pace with increased high throughput sequencing (HTS)...

["Molecular Biology","Freshwater Biology"]
doi:10.7287/peerj.preprints.3456v4
48 downloads
102 views

Didymosphenia geminata is a diatom that can alter aquatic systems. According to the international literature, chemical and hydraulic factors have a greater influence on the proliferation of D. geminata, but the study of other microalgae that could be associated...

["Ecology","Freshwater Biology"]
doi:10.7287/peerj.preprints.26926v1
60 downloads
205 views

Didymosphenia geminata (D. geminata) in Chilean rivers is a complex problem. Its biology and effects on ecosystems is still being studied, at the moment not research has focused on its D. geminata effects at the cellular level. We developed an artificial river...

["Biotechnology","Freshwater Biology","Ecohydrology"]
doi:10.7287/peerj.preprints.26880v2
61 downloads
140 views

Euglena gracilis is an edible photosynthetic single-cell alga that can synthesize carotenoids. It is highly demanded to establish the technology to select and grow individual cells capable of synthesizing more carotenoids because it contributes to safe and inexpensive...

["Cell Biology","Microbiology","Plant Science","Freshwater Biology"]
doi:10.7287/peerj.preprints.26906v1
58 downloads
166 views

This paper examines the impact of disturbance factors – flooding and desiccation – on the distribution of water mites in the riparian springs situated in the valley of a small lowland river, the Krąpiel. The landscape factors and physicochemical parameters of the...

["Biodiversity","Conservation Biology","Ecology","Zoology","Freshwater Biology"]
doi:10.7287/peerj.preprints.26895v1
79 downloads
176 views

Despite its theoretical relationship, the effect of body size on the performance of species distribution models (SDM) has only been assessed in a few studies of terrestrial taxa. We aim to assess the effect of body size on the performance of SDM in river fish....

["Ecosystem Science","Freshwater Biology","Natural Resource Management","Ecohydrology"]
doi:10.7287/peerj.preprints.26874v1
711 downloads
1,978 views

Background. DNA metabarcoding is used to generate species composition data for entire communities. However, sequencing errors in high throughput sequencing instruments are fairly common, usually requiring reads to be clustered into operational taxonomic units (OTU),...

["Biogeography","Bioinformatics","Molecular Biology","Freshwater Biology"]
doi:10.7287/peerj.preprints.3269v4
1,656 downloads
1,084 views

Microbes, with their vast metabolic capabilities and great adaptability, occupy almost every conceivable ecological niche on Earth. Thus, could they survive in oligotrophic deionized (DI) water? Observations of white cauliflower-like lumps and black specks in salt...

["Biochemistry","Biodiversity","Ecology","Microbiology","Freshwater Biology"]
doi:10.7287/peerj.preprints.181v6
54 downloads
186 views

Wild pigs (Sus scrofa) native to Eurasia and Africa, are one of the world’s most widely distributed invasive species. Their impacts on terrestrial environments have been well documented, however little is known about effects on aquatic environments. We used standardized...

["Aquaculture, Fisheries and Fish Science","Biodiversity","Ecology","Freshwater Biology","Natural Resource Management"]
doi:10.7287/peerj.preprints.26755v1
36 downloads
92 views

Background. The purpose of this study was to establish a reproductive schedule and examine reproductive traits that shape fecundity of the Bigeye Chub, Hybopsis amblops Cyprinidae, in the Flint River system of north Alabama. Methods. Life history traits associated...

["Aquaculture, Fisheries and Fish Science","Ecology","Freshwater Biology"]
doi:10.7287/peerj.preprints.26719v1
49 downloads
81 views

Predator pressure is a fundamental force driving changes at all levels of the community structure. It may protect native ecosystems from alien species. Therefore, resistance to diverse predators resulting from a universal anti-predator strategy seems crucial for...

["Animal Behavior","Ecology","Zoology","Freshwater Biology"]
doi:10.7287/peerj.preprints.26580v1
93 downloads
158 views

Amphibian invasions have considerable detrimental impacts on recipient ecosystems; however, reliable risk analysis of invasive amphibians still requires research on more non-native amphibian species. An invasive population of the Indian bullfrog, Hoplobatrachus...

["Ecology","Zoology","Freshwater Biology"]
doi:10.7287/peerj.preprints.26544v1
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