Results 1 to 10 of about 1,091 (209)

Elevage de l'écrevisse (Astacus leptodactylus) en France [PDF]

open access: yesKnowledge and Management of Aquatic Ecosystems, 1981
La production d'écrevisses de consommation en élevage contrôlé en est encore à ses débuts. L'examen de résultats obtenus en France avec l'espèce Astacus leptodactylus a permis de faire le point sur les possibilités offertes actuellement par cet élevage :
MASSÉ J.
doaj   +3 more sources

High-throughput discrimination of bacteria isolated from Astacus astacus and A. leptodactylus [PDF]

open access: yesKnowledge and Management of Aquatic Ecosystems, 2014
Bacterial diseases and pathogens of crayfish are common, widespread, and occasionally causing serious mortalities. In order to take rapid measures for correct treatment of crayfish diseases, the turnover time and accuracy in bacterial
Topić Popović N.   +8 more
doaj   +4 more sources

Status of freshwater crayfish (Astacus leptodactylus) in Iran [PDF]

open access: yesKnowledge and Management of Aquatic Ecosystems, 2011
Iranian native crayfish includes one crayfish species, Astacus leptodactylus, with two subspecies, A. l. leptodactylus (lives in freshwater) and A. l. eichwaldi (lives in the Caspian Sea with 12 ppt salinity).
Karimpour M., Harlioğlu M.M., Aksu Ö.
doaj   +4 more sources

Influence of temperature on embryonic development of Pontastacus leptodactylus freshwater crayfish, and characterization of growth and osmoregulation related genes [PDF]

open access: yesBMC Zoology
Narrow clawed crayfish, Pontastacus (Astacus) leptodactylus, represents an ecologically and economically valuable freshwater species. Despite the high importance of artificial breeding for conservation purpose and aquaculture potential, hatching ...
Maria V. Alvanou   +6 more
doaj   +2 more sources

Kerevit (Astacus leptodactylus) Yemine Katılan Selenyumun Paraoksonaz ve Arilesteraz Enzim Aktivitelerine Etkisi

open access: goldTurkish Journal of Agriculture: Food Science and Technology, 2019
Bu çalışmada kerevit (Astacus leptodactylus Eschscholtz) yemine farklı oranlarda katılan selenyumun hepatopankreas ve gonad dokularında paraoksonaz (PON) ve arilesteraz (ARE) enzim aktivitelerine etkisi araştırılmıştır.
Serpil Mişe Yonar, Muzaffer Harlıoğlu
doaj   +3 more sources

Astacus leptodactylus Eschscholz introduced in the Netherlands

open access: green, 1982
Until the appearance, in 1970, of the American crayfish Orconectes limosus (Rafinesque, 1817) in the Netherlands, only a single species of crayfish was known here: Astacus astacus (Linnaeus, 1758). Geelen (1978a, b) provided an extensive discussion on the distribution of the two species.
Jeroen Adema
openalex   +3 more sources

A contribution on the morphometrics of the thick-clawed crayfish Pontastacus pachypus (Rathke, 1837) (Decapoda, Astacoidea, Astacidae) [PDF]

open access: yesZoosystematics and Evolution, 2023
The thick–clawed crayfish Pontastacus pachypus (Rathke, 1837) is an endangered, and the least known, crayfish species in Europe. Currently, detailed information regarding the morphology, ecology and reproduction of thick–clawed crayfish is outdated. This
Aiman Imentai   +4 more
doaj   +3 more sources

Monitoring of noble, signal and narrow-clawed crayfish using environmental DNA from freshwater samples. [PDF]

open access: yesPLoS ONE, 2017
For several hundred years freshwater crayfish (Crustacea-Decapoda-Astacidea) have played an important ecological, cultural and culinary role in Scandinavia.
Sune Agersnap   +8 more
doaj   +1 more source

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