Results 31 to 40 of about 1,874 (116)

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

open access: yesShipin 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   +3 more
doaj   +1 more source

Comparative Analysis on Muscle Quality of Procambarus clarkii Under Different Aquaculture Models in Hubei Province

open access: yesShipin gongye ke-ji, 2023
In order to evaluate the quality characteristics of red swamp crayfish (Procambarus clarkii) cultured under different aquaculture modes, the crayfish selected under integrated rice-crayfish culture, pond culture, lotus-crayfish culture and wild mode in ...
Dan ZHENG   +6 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

open access: yesArchives 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   +4 more
doaj   +1 more source

Controlled Infection Experiment With Aphanomyces astaci Provides Additional Evidence for Latent Infections and Resistance in Freshwater Crayfish

open access: yesFrontiers in Ecology and Evolution, 2021
For 150 years the crayfish plague disease agent Aphanomyces astaci has been the cause of mass mortalities among native European crayfish populations. However, recently several studies have highlighted the great variability of A.
Caterina Francesconi   +6 more
doaj   +1 more source

Managing invasive alien crayfish in isolated water bodies: Evaluating control strategies for biodiversity conservation

open access: yesKnowledge and Management of Aquatic Ecosystems
Invasive alien crayfish pose significant threats to biodiversity in aquatic ecosystems. In isolated water bodies they impact local amphibian populations by predation, and altering water quality due to burrowing behaviour.
van Veenhuisen Laura S.   +3 more
doaj   +1 more source

Prohibiting pet crayfish does not consistently reduce their availability online

open access: yesNauplius, 2018
The pet trade is a significant source of introductions of non-indigenous aquatic species, such as crayfish. To test whether legislation that regulates the ownership of ornamental animals for aquariums had the desired effect of reducing the availability ...
Zen Faulkes
doaj   +1 more source

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

open access: yesShipin 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   +9 more
doaj   +1 more source

Contamination of Vibrio parahaemolyticus in crayfish for sale

open access: yesFrontiers 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   +16 more
doaj   +1 more source

Better Alone Than in Bad Company: Trophic Ecology of Co‐Occurring Invasive and Native Crayfish

open access: yesEcology and Evolution
The North American signal crayfish, Pacifastacus leniusculus, is one of the most successful invasive crayfish species in Europe. Its broad trophic niche and ability to exploit various food sources across different trophic levels, coupled with the spread ...
Daniela Ghia   +8 more
doaj   +1 more source

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