Results 1 to 10 of about 2,542 (212)

DETERMINATION OF HEAVY METALS CONTENT IN ASTACUS LEPTODACTYLUS CASPICUS IN ANZALI LAGOON [PDF]

‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 2003
With attention to different human activities around Anzali lagoon and entrance different pollutants containing heavy metals into this aquatic ecosystem and alterante absorption and accumulation of heavy metals in shell and muscle of Astacus leptodactylus
maryam paydar1; M. Sharif Fazeli2; A. Riahi Bakhtiari2
doaj   +2 more sources

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

PLoS ONE, 2017
For several hundred years freshwater crayfish (Crustacea-Decapoda-Astacidea) have played an important ecological, cultural and culinary role in Scandinavia.
Sune Agersnap, William Brenner Larsen, Steen Wilhelm Knudsen, David Strand, Philip Francis Thomsen, Martin Hesselsøe, Peter Bondgaard Mortensen, Trude Vrålstad, Peter Rask Møller   +8 more
doaj   +2 more sources

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

BMC 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, Konstantinos Feidantsis, Athanasios Lattos, Anthi Stoforiadi, Apostolos P. Apostolidis, Basile Michaelidis, Ioannis A. Giantsis   +6 more
doaj   +2 more sources

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

Zoosystematics 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 Currently, detailed information regarding the morphology, ecology and reproduction of thick–clawed crayfish is outdated.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, Martin Bláha, Lukáš Veselý, Jiří Křišťan, Tomas Policar   +4 more
doaj   +3 more sources

Генетична диференціація річкових раків із водойм басейну р. Прип'ять

Науковий вісник Східноєвропейського національного університету імені Лесі Українки: Серія: Біологічні науки, 2018
На основі проведених досліджень алозимної мінливості доведено наявність у водоймах басейну річки Прип’ять трьох видів річкових раків: A. astacus, A. angulosus та A. leptodactylus. Установлено, що вид A.
Vitaliy Kostyuk, Sergey Mezhzherin, Alexander Garbar   +2 more
doaj   +1 more source

Contributions to the assessment of Astacus leptodactylus Eschscholtz, 1823 stocks from the Razim-Sinoie lagoonary area (Danube Delta Biosphere Reserve, Romania) [PDF]

Scientific Annals of the Danube Delta Institute, 2013
In August 24th- August 30th, 2012 period there was performed a pilot study to assess the Slender clawded or Turkish crayfish (Astacus leptodactylus Eschscholtz, 1823) populations from Golovița Lake and the southern part of the Razim Lake (both of them ...
TÖRÖK Zsolt Csaba
doaj   +1 more source

Acute Toxicity of Insecticide Thiamethoxam to Crayfish (Astacus leptodactylus): Alterations in Oxidative Stress Markers, ATPases and Cholinesterase

Acta Chimica Slovenica, 2021
Thiamethoxam (Thmx) is a globally used neonicotinoid pesticide contaminated in freshwater ecosystems with residues detected in fishery products. Astacus leptodactylus is a popular freshwater crustacean  that is cultivated and exported in many countries ...
Miraç Uçkun, Ertan Yoloğlu, Aysel Alkan Uçkun, Özden Barım Öz   +3 more
doaj   +1 more source

DISTRIBUTION OF CRAYFISH IN SALZBURG, AUSTRIA

Knowledge and Management of Aquatic Ecosystems, 2005
Mapping of crayfish populations in the province of Salzburg was carried out in the years 2002 and 2003. Five crayfish species were found, two of them native: Astacus astacus and Austropotamobius torrentium, and three foreign: Astacus leptodactylus ...
PATZNER R. A., LANGMAIER S., SCHACHERL S., STRASSER A., ZICK D.   +4 more
doaj   +1 more source

NATIVE AND ALIEN DECAPODA SPECIES IN HUNGARY:DISTRIBUTION, STATUS, CONSERVATION IMPORTANCE

Knowledge and Management of Aquatic Ecosystems, 2005
Three native (Astacus astacus, Astacus leptodactylus, Austropotamobius torrentium) and three alien (Orconectes limosus, Pacifastacus leniusculus, Eriocheir sinensis) Decapoda species have been found in Hungary so far. A.
PUKY M., REYNOLDS J. D., SCHÁD P.
doaj   +1 more source

OCCURRENCE OF NATIVE AND INTRODUCED CRAYFISH IN NORTHEASTERN GERMANY AND NORTHWESTERN POLAND.

Knowledge and Management of Aquatic Ecosystems, 2001
On the basis of monitoring undertaken in 300 lakes since 1994, the recent stocking situation for freshwater crayfish in northeastern Germany (Uckermark) and northwestern Poland (Szczecin area) is described. The two native species Astacus astacus (L.) and
SCHULZ R., SMIETANA P.
doaj   +1 more source