Results 71 to 80 of about 2,048 (189)

SEASONAL CHANGES OF THE CONDITION INDICES AND HAEMOCYTE COUNTS OF THE AUSTROPOTAMOBIUS TORRENTIUM POPULATION IN KRALJEVEC STREAM, CROATIA

open access: yesKnowledge and Management of Aquatic Ecosystems, 2005
The stone crayfish, Austropotamobius torrentium (Schrank, 1803) is one of the four native European crayfish living in Croatian freshwaters. Kraljevec Stream is situated on the southern slopes of Medvednica Mountain (north-west Croatia) at 400 m above sea
LUCIĆ A., ERBEN R.
doaj   +1 more source

Population characteristics of the narrow-clawed crayfish (Astacus leptodactylus Eschscholtz, 1823) in the Treće jezero of the Maksimir Park [PDF]

open access: yes, 2016
Uskoškari rak (Astacus leptodactylus Eschscholtz, 1823) pripada porodici Astacidae te je autohtona europska slatkovodna vrsta koja naseljava stajaćice i spore vodotoke. Cilj ovog rada je opisati populacijske značajke uskoškarog raka u Trećem jezeru parka
Orešković, Mislav
core   +1 more source

Commensal bacteria from crayfish cuticle and their potential significance in biocontrol of causative agent of crayfish plague [PDF]

open access: yes, 2018
Patogeni iz razreda Oomycetes sve su veća prijetnja za biljne i životinjske vrste. Među njima je patogen Aphanomyces astaci (Schikora, 1906), uzročnik bolesti račje kuge, koji je uvršten na popis 100 najopasnijih invazivnih vrsta svijeta.
Orlić, Karla
core   +2 more sources

Phylogeography of the threatened crayfish (genus Austropotamobius) in Italy: implications for its taxonomy and conservation [PDF]

open access: yes, 2004
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Barbaresi, S   +6 more
core   +1 more source

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   +1 more source

Untersuchungen zu Flusskrebsvorkommen im Kreis Höxter [PDF]

open access: yes, 2012
In Mitteleuropa sind zwei Flusskrebsarten beheimatet: der Edelkrebs oder Europäische Flusskrebs (Astacus astacus) und der Steinkrebs (Austropotamobius torrentium).
Beinlich, Burkhard   +3 more
core  

Koliko dobro postojeća Natura 2000 mreža štiti ugroženog potočnog raka u Hrvatskoj? [PDF]

open access: yes, 2020
The stone crayfish Austropotamobius torrentium (Schrank, 1803) is a threatened native European freshwater crayfish species for which Natura 2000 network represents the most important conservation effort at the European level.
Ivana Maguire   +2 more
core   +2 more sources

Two indigenous European crayfish under threat – how can we retain them in aquatic ecosystems for the future?

open access: yesKnowledge and Management of Aquatic Ecosystems, 2011
Indigenous crayfish species (ICS) are under threat in Europe; due to competition from invasive non-indigenous crayfish species (NICS) from crayfish plague, which is carried by introduced American crayfish, and habitat degradation.
Peay S., Füreder L.
doaj   +1 more source

ARES(2014)2425342 - 22/07/2014. Organisation and running of a scientific workshop to complete selected invasive alien species (IAS) risk assessments [PDF]

open access: yes, 2015
The introduction and spread of invasive alien species (IAS) constitutes one of the most important drivers of global change in biodiversity and ecosystem services. Robust risk assessment methods are required for IAS to provide the foundation upon which to
Bazos, Ioannis   +20 more
core  

Artenschutzprojekt Steinkrebs (Austropotamobius torrentium)

open access: yes, 2021
Diese Masterarbeit widmet sich dem Artenschutz des Steinkrebses, Austropotamobius torrentium. Neue Erkenntnisse zur Zucht wurden dokumentiert: es wurde ein Zusam- menhang zwischen morphologischen Eigenschaften der Steinkrebse und dem Fortpflanzungserfolg geprüft.
openaire   +1 more source

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