Results 131 to 140 of about 453 (163)

Confirmation of crayfish plague in Italy: detection of Aphanomyces astaci in white clawed crayfish [PDF]

open access: yesDiseases of Aquatic Organisms, 2010
In the summer of 2009, high levels of mortality among white clawed crayfish Austropotamobius pallipes were observed in 3 watercourses of central Italy. PCR and culture methods were used to detect the causative agent of the disease. Two strains of Aphanomyces spp.
Daniela Zezza   +2 more
exaly   +4 more sources

Crayfish Plague in Europe

2017
The crayfish plague is caused by fungal-like water molds that exclusively live in the shells of freshwater crayfish. In its native North America, it is a fairly benign parasite, as the crayfish species living there have mechanisms to slow down the hyphae penetration of the shell. Crayfish species on other continents lack those protective mechanisms and
Arne Jernelöv, Jernelöv Arne
exaly   +2 more sources

Signal crayfish as vectors in crayfish plague in Britain

Aquaculture, 1990
Abstract An outbreak of crayfish plague (caused by the fungus Aphanomyces astaci) is described in white-clawed crayfish, Austopotamobius pallipes, in enclosed pond culture in an area of England from which no disease outbreaks have yet been reported.
D.J. Alderman, D. Holdich, I. Reeve
openaire   +1 more source

Ecological impact of crayfish plague in Ireland

Hydrobiologia, 1992
Freshwater crayfish are key members of aquatic communities due to their large size and abundance. Although most commonly regarded as herbivores and detritivores, they are also selective predators. The crayfish plague fungus Aphanomyces astaci (Schikora) led to the elimination of a stock of white-clawed crayfish, Austropotamobius pallipes (Lereboullet ...
Milton Matthews, Julian D. Reynolds
openaire   +1 more source

Crayfish plague and management strategies in Norway

Biological Conservation, 1993
Abstract This paper describes the crayfish plague situation in Norway as at October 1991 and describes the spread within and between watersheds. Four watersheds are so far affected: the Glomma, the Store Le, the Halden and the Veksa/Vrangselva. The last was affected during 1971–1974 whereas in the others the disease occurred in the period 1987–1989 ...
Trond Taugbøl   +2 more
openaire   +1 more source

Crayfish plague Aphanomyces astaci detected in redclaw crayfish, Cherax quadricarinatus in Taiwan

Journal of Invertebrate Pathology, 2016
Between December 2013 and January 2014, five outbreaks of an unknown disease with moderate to high cumulative mortality were observed among the freshwater redclaw crayfish (Cherax quadricarinatus) populations at four crayfish farms in Miaoli and Changhua counties (northern Taiwan) and at one crayfish farm in Pingtung County (southern Taiwan ...
Chia-Yu, Hsieh   +2 more
openaire   +2 more sources

Crayfish extinctions and crayfish plague in central Ireland

Biological Conservation, 1988
Abstract The white-clawed crayfish Austropotamobius pallipes (Lereboullet) has been losing ground in Western Europe but remains widespread in Ireland, whose stocks are well-studied and of European conservation importance. Crayfish fungal plague, fatal to white-clawed crayfish, has affected all other European countries; it was first diagnosed in an ...
openaire   +1 more source

The crayfish plague pathogen can infect freshwater‐inhabiting crabs

Freshwater Biology, 2014
Summary The oomycete Aphanomyces astaci is generally considered a parasite specific to freshwater crayfish, and it has become known as the crayfish plague pathogen. Old experimental work that reported transmission of crayfish plague to the Chinese mitten crab Eriocheir sinensis, and the ability of A.
Svoboda, Jiří   +9 more
openaire   +3 more sources

Prevalence of the Crayfish Plague Pathogen Aphanomyces astaci in Invasive American Crayfishes in the Czech Republic

Conservation Biology, 2009
Abstract:  In Central Europe invasive North American crayfishes are carriers of the oomycete Aphanomyces astaci, which causes crayfish plague. This lethal disease currently represents one of the major threats to native European crayfishes. We used molecular methods—species‐
Eva, Kozubíková   +7 more
openaire   +2 more sources

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