Results 51 to 60 of about 299 (143)

Acute toxicity of two pyrethroid insecticides for five non-indigenous crayfish species in Europe

open access: yesVeterinární Medicína, 2019
Pyrethroid insecticides are highly toxic to many aquatic organisms. The aim of this study was to evaluate the toxicity of the commercial products Cyperkill 25 EC (active compound 250 g/l cypermethrin) and Decis Mega (active compound 50 g/l deltamethrin ...
Jaroslava Lidova   +3 more
doaj   +1 more source

Phylogeographic and Genomic Insights Unveil the Evolutionary History and Post‐Glacial Recolonization Routes of the Palmate Newt (Lissotriton helveticus) Into Europe

open access: yesEcology and Evolution, Volume 15, Issue 9, September 2025.
This study investigates the evolutionary and biogeographic history of the palmate newt (Lissotriton helveticus) by generating a genomic dataset from over 200 specimens across the entire distribution range of the species. ABSTRACT Quaternary glacial cycles have been key drivers of diversification for Holarctic species, promoting divergence, isolation ...
Bernat Burriel‐Carranza   +13 more
wiley   +1 more source

DNA methylation in the marbled crayfish Procambarus virginalis [PDF]

open access: yes, 2019
The all-female marbled crayfish Procambarus virginalis is a freshwater crayfish which is the only known obligatory parthenogen among the decapod crustaceans. Marbled crayfish are recent descendants of the sexually reproducing slough crayfish Procambarus fallax and have most likely emerged through a recent evolutionary macromutation event in P.
openaire   +1 more source

Marbled crayfish Procambarus virginalis invades a nature reserve: how to stop further introductions?

open access: yesThe European Zoological Journal, 2022
We hereby provide the first documented data on the occurrence of a viable Procambarus virginalis population in a nature reserve in Poland and the steps that were taken to prevent further introductions of the species in the country.
R. Maciaszek   +5 more
doaj   +1 more source

eDNA‐Based Detection of Invasive Crayfish and Crayfish Plague in Estonia

open access: yesEnvironmental DNA, Volume 7, Issue 3, May–June 2025.
Our study explored the potential of integrating the eDNA approach into ongoing annual monitoring programs for invasive crayfish species and A. astaci. Crayfish eDNA was detected in 9 out of 14 water bodies where presence was confirmed by trapping, yielding 64% detection efficiency. eDNA from A.
Michael Oliewo Aluma   +4 more
wiley   +1 more source

The alien, parthenogenetic marbled crayfish (Decapoda: Cambaridae) is entering Kis-Balaton (Hungary), one of Europe’s most important wetland biotopes

open access: yesKnowledge and Management of Aquatic Ecosystems, 2016
The marbled crayfish or Marmorkrebs, Procambarus fallax (Hagen, 1870) f. virginalis, a parthenogenetic freshwater crayfish belonging to the North American cambarids, was recorded in Hungary for the first time. Several specimens of
Lőkkös Andor   +5 more
doaj   +1 more source

SmartScreen‐AIS: A High‐Throughput qPCR Chip for Nationwide Surveillance of Aquatic Invasive Species

open access: yesEnvironmental DNA, Volume 7, Issue 3, May–June 2025.
We present a high‐throughput qPCR chip with 46 assays for early detection of aquatic invasive species. It was validated for use throughout the continental United States and can be subdivided into smaller assay panels as needed for specific regions or biomes.
John A. Kronenberger   +2 more
wiley   +1 more source

Effect of psychoactive substances on cardiac and locomotory activity of juvenile marbled crayfish Procambarus virginalis

open access: yesEcotoxicology and Environmental Safety, 2023
Pharmaceutically active compounds are common and increasing in the aquatic environment. Evidence suggests they have adverse effects on non-target organisms, and they are classified as emerging pollutants for a variety of aquatic organisms.
Azeem Iqbal   +9 more
doaj   +1 more source

An Integrated Framework for the Assessment of Meso‐Scale Physical Habitats in Gravel‐Bed Rivers Using Remote Sensing and 2D Hydraulic Modeling

open access: yesWIREs Water, Volume 12, Issue 3, May/June 2025.
A five‐step integrated modeling framework combines remote sensing and two‐dimensional hydraulic modeling to describe mesohabitats and assess suitability for target species. Remote sensing provides a Digital Terrain Model and an orthophoto (step 1) that can be used to classify and map environmental descriptors such as substrate and refugia (step 2).
David Farò   +5 more
wiley   +1 more source

Neurogenesis in the brain of the Marbled crayfish

open access: yes, 2010
The main aim of the project was to study the formation of the main brain scaffold and the mechanisms underlying this process. The brain forms during embryogenesis from an initial thin layer of cells (neuroectoderm) that unfolds into a three dimensional complex structure.
openaire   +1 more source

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