Results 71 to 80 of about 3,606 (158)

Exploring the Coexposure Effects of Pyrogallol and Microplastic on the Red Swamp Crayfish Procambarus clarkii

open access: yesAquaculture Research, Volume 2025, Issue 1, 2025.
Investigating the impact of two or more toxic chemicals on aquatic organisms is one of the main objectives of toxicological research. Microplastics (MPs) are identified as a carrier or vector for other pollutants. Therefore, the current study investigated the effects of both pyrogallol (PG) and MPs, individually and in combination, on freshwater ...
Rashad E. M. Said   +4 more
wiley   +1 more source

Study on the Artificial Incubation of Procambarus clarkii Embryos

open access: yesAquaculture Research, Volume 2025, Issue 1, 2025.
The Procambarus clarkii industry currently faces four major challenges: genetic degradation, disease, unstable prices, and limited breeding methods and modes. Studies on the artificial incubation of P. clarkii embryos can help solve these problems. The purpose of this study was to screen for parameters (disinfectants, embryo stripping stage, embryo ...
Shun Cheng   +8 more
wiley   +1 more source

Pontastacus leptodactylus (Eschscholtz, 1823) and Faxonius limosus (Rafinesque, 1817) as New, Alternative Sources of Chitin and Chitosan

open access: yesWater, 2023
The growing demand for chitin and chitosan makes it necessary to look for new sources of these polymers and to develop more environmentally friendly methods for their isolation. The subjects of the current study were chitin and chitosan extracted from shells of two crayfish species: P. leptodactylus and F. limosus.
Zofia Nuc   +13 more
openaire   +3 more sources

Presence of Aphanomyces astaci in Pontastacus (Astacus) leptodactylus, detected in Polyfytou lake

open access: yesJournal of the Hellenic Veterinary Medical Society
A case of Aphanomyces astaci infection in Pontastacus (Astacus) leptodactylus, is described in the present study. During summer season, in June 2023, in lake Polyfytou, 60 individuals of crayfish were collected from five different sites of it and transferred to the Faculty of Veterinary Medicine, at University of Thessaly.
I Karamaligas, E Gourzioti, P Pantazis
openaire   +1 more source

When Methodological Innovation Changes the Game: A 10‐Year Review of Environmental DNA (eDNA) Applied to Crayfish

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 34, Issue 9, September 2024.
ABSTRACT The use of environmental DNA (eDNA) as a tool for monitoring represents a major innovative advance in environmental science, one that enables the detection of species without the need to observe or capture them. This article assesses the state of play of eDNA research targeting crayfish.
Thomas Baudry   +4 more
wiley   +1 more source

Comparative analysis of freshwater crayfish growth in different types of water bodies in Ukraine: current trends and variability factors

open access: yesRibogospodarsʹka Nauka Ukraïni
Purpose. To conduct a comparative analysis of the growth of freshwater crayfish in different types of water bodies in Ukraine (reservoirs, bays, estuaries) and identify key factors that determine the spatiotemporal variability of their sizes and weights.
M. Burhaz, V. Gurbyk
doaj   +1 more source

Pontastacus leptodactylus

open access: yes
Dataset of thermal tolerance and aerobic metabolism in narrow-clawed crayfish, Pontastacus leptodactylus (Eschscholtz, 1823)THIS DATASET IS ARCHIVED AT DANS/EASY, BUT NOT ACCESSIBLE HERE. TO VIEW A LIST OF FILES AND ACCESS THE FILES IN THIS DATASET CLICK
KIR, M (via Mendeley Data)
core   +1 more source

Effects of Substituting Fish Meal by Chlorella Meal in Practical Diet on Growth, Feed Utilization, and Flesh Quality of Pacific White Shrimp (Penaeus vannamei)

open access: yesAquaculture Nutrition, Volume 2024, Issue 1, 2024.
This study investigated the effects of substituting fish meal (FM) in practical diet by chlorella meal on the growth, feed utilization, and flesh quality of Pacific white shrimp (Penaeus vannamei). First, a basal diet was prepared with 200 g/kg FM inclusion (FM‐20), and then chlorella meal was used to reduce FM inclusion to 150 g/kg (FM‐15), 100 g/kg ...
Menglu Li   +6 more
wiley   +1 more source

ОСОБЕННОСТИ АЛЛОЗИМНОЙ ИЗМЕНЧИВОСТИ В ПОПУЛЯЦИЯХ ДЛИННОПАЛЫХ РАКОВ (PONTASTACUS BOTT, 1950) В ПРЕДЕЛАХ УКРАИНЫ [PDF]

open access: yes, 2012
Анализ аллозимной изменчивости выборок длиннопалых раков Pontastacus leptodactylus s. lato показал их четкую генетическую дифференциацию на две группы.
Межжерин С. В.   +2 more
core   +1 more source

Effect of feed and holding conditions on survival and growth of juvenile crayfish Pontastacus leptodactylus and Faxonius limosus

open access: yesFisheries & Aquatic Life
In the European natural environment attempts are undertaken to replace invasive crayfish species with native ones. For this purpose, aquaculture of crayfish is required, but their behaviour and the lack of balanced feeds impede further development.
Kropielnicka-Kruk Katarzyna   +2 more
doaj   +1 more source

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