Results 21 to 30 of about 54,887 (227)

THE EFFECT OF THE LARGE-SCALE INTRODUCTION OF SIGNAL CRAYFISH ON THE SPREAD OF CRAYFISH PLAGUE IN SWEDEN

Knowledge and Management of Aquatic Ecosystems, 2006
Since 1907, coinciding with the arrival of the crayfish plague, the noble crayfish (Astacus astacus) has steadily declined in Sweden. To substitute the noble crayfish fishery lost, mainly due to the plague, and since the species is highly susceptible to ...
BOHMAN P., NORDWALL F., EDSMAN L.
doaj   +1 more source

Non-consumptive effects of native, alien and invasive alien crayfish on damselfly egg life history and carry-over effects on larval physiology [PDF]

NeoBiota
Invasive alien (IA) predators pose significant threats to native ecosystems, often leading to profound impacts on prey species through both direct and non-consumptive effects (NCE). This study focused on the NCE of predator-induced stress from one native
Szymon Sniegula, Dorota Konczarek, Maciej Bonk, Andrzej Antoł, Nermeen R. Amer, Robby Stoks   +5 more
doaj   +3 more sources

Native European crayfish Astacus astacus competitive in staged confrontation with the invasive crayfish Faxonius limosus and Procambarus acutus.

PLoS ONE, 2022
The European native, noble crayfish (Astacus astacus) has suffered from a serious and long term population decline due to habitat destruction, water pollution and the impact of the invasive North American crayfish that are carriers of the crayfish plague
Ivo Roessink, Karina A E van der Zon, Sophie R M M de Reus, Edwin T H M Peeters   +3 more
doaj   +1 more source

Fish and Crayfish Toxicology [PDF]

BioMed Research International, 2014
Pollution of the environment and its protection have become increasingly to the forefront of mankind's concerns. Aquatic ecosystems are exposed to a continual inflow of pollutants of both natural and anthropogenic origin. These substances can in many cases result in negative changes in water quality.
Velíšek, Josef, Svobodova, Zdenka, Kouba, Antonín, Li, Zhi-Hua   +3 more
openaire   +2 more sources

Effect of Key Technology on Texture of Ready-to-eat Crayfish in Soft Packaging

Shipin gongye ke-ji, 2022
In order to explore the effect of key technology on crayfish product quality, crayfish was used as raw material through texture analysis, low field nuclear magnetic resonance and sensory evaluation methods.
Xuehong LI, Xiaoying LUO, Peng FU, Xiaoyan FU, Shugang LI, Liu SHI, Wenjin WU, Anzi DING, Guangquan XIONG, Lan WANG   +9 more
doaj   +1 more source

Crayfish epidemics

Parasitology, 1956
Epidemics in English crayfish, Astacus pallipes, were found to be due to micro-sporidia and yeasts similar to, if not identical with, those causing diseases in another Crustacean, namely, Gammarus pulex, in many parts of England.
openaire   +2 more sources

Grading crayfish by estimating the proportion of crayfish head and pincers based on DeepLab V3+

Shipin yu jixie
Objective: To achieve reasonable and effective grading of live crayfish, and improve the work of grading crayfish. Methods: The construction of crayfish image shooting platform, to obtain the original image of crayfish, and the semantic segmentation ...
WANG Zihao, HU Zhigang, FU Dandan, JIANG Yajun   +3 more
doaj   +1 more source

Measures to Control Invasive Crayfish Species in Switzerland: A Success Story?

Frontiers in Environmental Science, 2020
Invasive crayfish species were first documented in Switzerland in the 1970s. Today, North American crayfish species dominate in most major lakes and streams in Switzerland.
Raphael Krieg, Alex King, Armin Zenker
doaj   +1 more source

Contamination of Vibrio parahaemolyticus in crayfish for sale

Frontiers in Microbiology
Crayfish (Procambarus clarkii) are economically important freshwater crustaceans. With the growth of the crayfish industry, the associated food-safety risks should be seriously considered.
Kui Wu, Dazhao Zou, Dazhao Zou, Yongyan Long, Lin Xue, Shufen Shuai, Feiyan Tian, Mei Li, Guoyin Fan, Yangyun Zheng, Xiangrong Sun, Wei Wang, Li Wang, Xiansheng Ni, Xiaoling Zhang, Yibing Fan, Hui Li   +16 more
doaj   +1 more source

Interaction between juvenile narrow-claw crayfish, Astacus leptodactylus (Eschscholtz), and common water frog, Rana esculenta (L.), tadpoles or common blue damselfly, Enallagma cyathigerum (Charpentier), larvae during rearing under controlled conditions

Archives of Polish Fisheries, 2014
Interactions were studied among juvenile narrow-claw crayfish, Astacus leptodactylus (Eschscholtz), and common water frog, Rana esculenta (L.), tadpoles and common blue damselfly, Enallagma cyathigerum (Charpentier), larvae during rearing under ...
Ulikowski Dariusz, Piotrowska Iwona, Chybowski Łucjan, Krzywosz Tadeusz, Traczuk Piotr   +4 more
doaj   +1 more source