Results 31 to 40 of about 802 (185)

Long-term changes in the prevalence of the crayfish plague pathogen and its genotyping in invasive crayfish species in Czechia [PDF]

open access: yesNeoBiota, 2022
The widespread presence of North American alien crayfish in Europe is a major driver of native crayfish population declines, mainly because they are chronic carriers of the oomycete Aphanomyces astaci responsible for crayfish plague.
Michaela Mojžišová   +7 more
doaj   +3 more sources

Coexistence of Two Invasive Species, Procambarus clarkii and Aphanomyces astaci, in Brackish Waters of a Mediterranean Coastal Lagoon

open access: yesFrontiers in Ecology and Evolution, 2021
Procambarus clarkii is a worldwide freshwater invasive crustacean from North America and was first introduced into Europe the 1970s. Along with P. clarkii, another invasive alien species was also spreading: Aphanomyces astaci.
Laura Martín-Torrijos   +3 more
doaj   +1 more source

Preliminary survey of Aphanomyces sp. associated with native and invasive crayfish in the Lower Susquehanna watershed of South Central Pennsylvania

open access: yesJournal of Freshwater Ecology, 2020
The oomycete species, Aphanomyces astaci, is well known as the devastating causal agent of European crayfish plague. Despite assumptions of a North American origin, the prevalence and distribution of A. astaci in its presumed native range is unknown.
Elizabeth Butler   +3 more
doaj   +1 more source

Exploring the eDNA dynamics of the host-pathogen pair Pacifastacus leniusculus (Decapoda) and Aphanomyces astaci (Saprolegniales) under experimental conditions [PDF]

open access: yesNeoBiota, 2022
The oomycete Aphanomyces astaci causes crayfish plague, a disease threatening native European crayfish. It is carried and transmitted by American crayfish species, which are the original hosts of A. astaci.
Johannes C. Rusch   +6 more
doaj   +3 more sources

Molecular detection of Aphanomyces astaci – An improved species specific qPCR assay

open access: yesJournal of Invertebrate Pathology, 2023
The parasitic oomycete Aphanomyces astaci is the causative agent of crayfish plague, a devastating disease for European freshwater crayfish. Species specific quantitative real-time PCR (qPCR) can offer rapid detection of the pathogen. However, the well established A.
David A. Strand   +6 more
openaire   +2 more sources

May atyid shrimps act as potential vectors of crayfish plague? [PDF]

open access: yesNeoBiota, 2019
The causative agent of crayfish plague, Aphanomyces astaci Schikora, was long considered to be a specialist pathogen whose host range is limited to freshwater crayfish.
Agata Mrugała   +3 more
doaj   +3 more sources

First record of the stone crayfish in the Romanian lowlands

open access: yesKnowledge and Management of Aquatic Ecosystems, 2021
The stone crayfish is a native European freshwater species with significant population declines caused by anthropogenic pressure onto its habitats, climate change and spreading of non-indigenous invasive crayfish and their pathogens (e.g., Aphanomyces ...
Groza Marius-Ioan   +3 more
doaj   +1 more source

Aphanomyces astaci mtDNA: insights into the pathogen's differentiation and its genetic diversity from other closely related oomycetes

open access: yes, 2021
The causative agent of crayfish plague, Aphanomyces astaci (Saprolegniales, Oomycota), is one of the 100 world's worst invasive alien species and represents a major threat to freshwater crayfish species worldwide.
Martín-Torrijos, Laura   +4 more
core   +1 more source

Aquatic fungi of twelve Augustów Lakes with reference to the chemistry of the environment

open access: yesActa Mycologica, 2014
Seventy five species of fungi were found in tbe Augustów Lakes. The following fungi unknown from Poland were rocorded: Rhizophydium pollinis-pini, Chytriomyces cosmarii, C.
Bazyli Czeczuga
doaj   +1 more source

Narrow-clawed crayfish in Finland: Aphanomyces astaci resistance and genetic relationship to other selected European and Asian populations

open access: yesKnowledge and Management of Aquatic Ecosystems, 2020
The narrow-clawed crayfish (Pontastacus leptodactylus) is an alien species in Finland with only a few populations reported from the southeastern region during the last century.
Jussila Japo   +4 more
doaj   +1 more source

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