Results 11 to 20 of about 2,575,304 (154)

Population ecology of endangered white-clawed crayfish (Austropotamobius pallipes s. str.) in a small rhithral river in Germany

open access: yesKnowledge and Management of Aquatic Ecosystems, 2015
Sound knowledge on distribution and ecology of imperiled species is an essential prerequisite for effective conservation planning. Here, we report the distribution and autecological traits of a newly discovered population of ...
Wendler F., Biss R., Chucholl C.
doaj   +2 more sources

Do culverts impact the movements of the endangered white-clawed crayfish? [PDF]

open access: yesKnowledge and Management of Aquatic Ecosystems, 2014
Culverts can impact the migration and dispersal of aquatic animals and result in population fragmentation, increasing the risk of local extinction for endangered species such as the white-clawed crayfish Austropotamobius pallipes.
Louca V.   +4 more
doaj   +2 more sources

Monitoring of white-clawed crayfish (Austropotamobius pallipes) population during a crayfish plague outbreak followed by rescue

open access: yesKnowledge and Management of Aquatic Ecosystems, 2016
A mass mortality was detected in the downstream section of one of the most extensive French populations of the endangered white-clawed crayfish, Austropotamobius pallipes, on June 26, 2013.
Collas M.   +6 more
doaj   +3 more sources

STUDIES ON THE WHITE-CLAWED CRAYFISH (AUSTROPOTAMOBIUS PALLIPES) ASSOCIATED WITH MUDDY HABITATS

open access: yesKnowledge and Management of Aquatic Ecosystems, 2006
The white-clawed crayfish, Austropotamobius pallipes, is usually found associated with stony habitats containing obvious refuges in the form of gaps between and under rocks, macrophytes and marginal tree roots, particularly in streams and lakes with ...
HOLDICH D. M.   +4 more
doaj   +3 more sources

Water chemistry and endangered white-clawed Crayfish: a literature review and field study of water chemistry association in Austropotamobius pallipes [PDF]

open access: yesKnowledge and Management of Aquatic Ecosystems, 2015
Populations of the endangered white-clawed crayfish (Austropotamobius pallipes) have rapidly declined in distribution and density in recent decades as a result of invasive crayfish, disease and habitat degradation.
Haddaway N.R.   +3 more
doaj   +2 more sources

Spatial ecology of white-clawed crayfish Austropotamobius pallipes and signal crayfish Pacifastacus leniusculus in upland rivers, Northern England [PDF]

open access: yes, 2004
The American signal crayfish Pacifastacus lernusculus, an invasive species widely introduced throughout Europe, is a major threat to native European crayfish species and is causing increasing concern because of its wide impact on aquatic ecosystems. This
Bubb, Damian H, Bubb, Damian H.
core   +6 more sources

Spatial patterns of habitat use by white clawed crayfish (Austropotamobius pallipes) on the River Wansbeck [PDF]

open access: yes, 2011
The white clawed crayfish (Austropotamobius pallipes) is a freshwater crustacean at imminent risk of extinction, largely due to the introduction of American signal crayfish (Pacifastacus leniusculus) to Britain.
Pearson, Caitlin Elizabeth
core   +6 more sources

Consequences for lotic ecosystems of invasion by signal crayfish [PDF]

open access: yes, 2012
PhDNon-native invasive species are major drivers of biodiversity loss and ecosystemlevel modification. The signal crayfish (Pacifastacus leniusculus) is a highly successful invasive species and demonstrates traits often seen in keystone species ...
Hayes, Richard Birchall
core   +4 more sources

SPECIES OF BRANCHIOBDELLIDAE (ANNELIDA) ON FRESHWATER CRAYFISH IN SOUTH TYROL (NORTHERN ITALY)

open access: yesKnowledge and Management of Aquatic Ecosystems, 2002
Twenty-eight freshwater crayfish were collected from 8 streams and one small lake in the province of South Tyrol (North Italy) from autumn 1999 to spring 2001, in order to investigate the presence of branchiobdellidans.
OBERKOFLER B.   +6 more
doaj   +1 more source

The impact of signal crayfish (Pacifastacus leniusculus) on the recruitment of salmonid fish in a headwater stream in Yorkshire, England [PDF]

open access: yesKnowledge and Management of Aquatic Ecosystems, 2009
Signal crayfish (Pacifastacus leniusculus) have become increasingly widespread in rivers in Great Britain since their introduction in the late 1970s, causing extensive losses of indigenous white-clawed crayfish and negative impacts on communities of ...
S. Peay   +4 more
doaj  

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