Results 1 to 10 of about 6,164 (251)

Molecular and clinical evidence of Aeromonas hydrophila and Fusarium solani co-infection in narrow-clawed crayfish Astacus leptodactylus.

open access: yesDiseases of Aquatic Organisms, 2019
Co-infections occur when a host is infected by 2 or more different pathogen types, either by secondary or simultaneous infections, and are very frequent in nature.
R. Salighehzadeh   +5 more
semanticscholar   +1 more source

Studio della modulazione ormonale della riproduzione e della crescita nei Crostacei Decapodi mediante l'uso di neurormoni ricombinanti ed anticorpi specifici [PDF]

open access: yes, 2008
2006/2007L’ormone iperglicemico dei crostacei (cHH) appartiene ad una famiglia di neuropeptidi che sono prodotti e rilasciati in circolo nel complesso organo X-ghiandola del seno, localizzato nei peduncoli oculari dei crostacei.
Mosco, Alessandro
core   +1 more source

Appropriate Usage Level of Shrimp Waste Meal as Chitin Source for Feeding Young Crayfish (Astacus leptodactylus Esch. 1823) [PDF]

open access: yes, 2011
This study was conducted to determine effects of shrimp waste meal as natural chitin source at different rates (0 (control), 10, 20, 30 and 40% ) on growth, feed conversion ratio (FCR), survival of young crayfish (1.61±0.04 g and 3.74±0.03 cm) for 60 ...
Seval Bahadır Koca*, Nalan Ozgur Yigit, Arife Dulluc, Gonca Erol1, Nihal Cılbız1 and Ramazan Kucukkara1
core  

Harmful impact of filamentous algae (Spirogyra sp.) on juvenile crayfish

open access: yesArchives of Polish Fisheries, 2015
The aim of this study was to determine the impact of filamentous algae on the growth and survival of juvenile narrow-clawed crayfish, Astacus leptodactylus (Esch.), in rearing basins.
Ulikowski Dariusz   +2 more
doaj   +1 more source

Freshwater crayfish distribution update and maps for Greece: combining literature and citizen-science data

open access: yesKnowledge and Management of Aquatic Ecosystems, 2017
Crayfish are charismatic creatures of high interest to humans, among others playing key roles in freshwater ecosystems. Considering the significance of indigenous crayfish species (ICS) as well as the risks posed by non-indigenous crayfish species (NICS)
Perdikaris Costas   +3 more
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

Distribution and dispersal of two invasive crayfish species in the Drava River basin, Croatia [PDF]

open access: yesKnowledge and Management of Aquatic Ecosystems, 2009
The aim of this work is to explore the current distribution and dispersal rates of two nonindigenous crayfish species (NICS) recorded in Croatia: the signal crayfish (Pacifastacus leniusculus) and spiny-cheek crayfish(Orconectes limosus).
S. Hudina   +4 more
doaj  

Тепловодное культивирование сеголетка длиннопалого рака (Astacus leptodactylus Esch.) в земляных прудах [PDF]

open access: yes, 2015
Приводятся результаты культивирования сеголетка длиннопалого рака (Astacus leptodactylus Esch.) в земляных прудах в монокультуре на сбросной подогретой воде Березовской ГРЭС (Брестская обл.,Беларусь).
Кулеш, Виктор Федорович
core  

Effects of zinc oxide nanoparticles and zinc ions on intestine histopathology of freshwater crayfish (Astacus leptodactylus) [PDF]

open access: yesبوم‌شناسی آبزیان, 2016
The purpose of this study was to evaluate the effects of zinc oxide nanoparticles and ions on intestinal tissue histopathology of freshwater crayfish (Astacus leptodactylus) under laboratory conditions.
Borhan Mansouri   +3 more
doaj  

Update on the distribution of freshwater crayfish in Croatia

open access: yesKnowledge and Management of Aquatic Ecosystems, 2011
Four indigenous European and two non-indigenous American freshwater crayfish species inhabit Croatian freshwater habitats. Generally, the noble crayfish (Astacus astacus), the narrow-clawed crayfish (Astacus leptodactylus) and the stone crayfish ...
Maguire I., Jelić M., Klobučar G.
doaj   +1 more source

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