Results 21 to 30 of about 1,200 (206)

Complete Mitogenome of the Russian Sturgeon Acipenser gueldenstaedtii (Acipenseriformes; Acipenseridae) [PDF]

open access: bronzeFisheries and aquatic sciences, 2009
Sturgeons and paddlefishes are frequently referred to as 'living fossils' among the actionpterygian lineage. They are increasingly facing threats to their existence because of various anthropogenic pressures. In this study, we present the complete mitogenome sequence of the Russian sturgeon Acipenser gueldenstaedtii (Acipenseriformes; Acipenseridae ...
Keun-Yong Kim   +4 more
openalex   +3 more sources

EVOLUTION OF RUSSIAN STURGEON STOCKS (ACIPENSER GUELDENSTAEDTII) IN THE SOUTHERN CASPIAN SEA, IRAN

open access: green‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 2004
The changes of Russian sturgeon stocks in the southern Caspian Sea was studied by measuring and considering different population parameters such as fish length, weight and age and also fluctuation of catch and catch per unit effort.
M. Moghim
doaj   +1 more source

Aroma-active compounds in Russian sturgeon (Acipenser gueldenstaedtii) raised in recirculating aquaculture systems

open access: goldJournal of Agriculture and Food Research
The rearing system affects the nutritional and sensorial qualities of the Russian sturgeon (Acipenser gueldenstaedtii), a niche yet commercially valuable aquaculture species for caviar production.
Mariana Rodrigues da Silva   +4 more
doaj   +2 more sources

Application of piezoactuators in the technology of low-temperature preservation of fish reproductive cells [PDF]

open access: yesE3S Web of Conferences, 2023
The sperm of Russian sturgeon (Acipenser gueldenstaedtii Brandt et Ratzeburg, 1833) was the research object. Acoustic-mechanical influence on sturgeon semen improves fish-biological and reproductive indices of the seminal fluid.
Ponomareva Elena   +6 more
doaj   +1 more source

Sexual development in Russian sturgeon (Acipenser gueldenstaedtii) grown in aquaculture

open access: green, 2021
The Russian sturgeon (Acipenser gueldenstaedtii) has been introduced into aquaculture in recent years, following the decline of natural populations and the resultant increases in the price of caviar. In nature, males and females of this species mature sexually after 8 to 13 and 10 to 16 years, respectively. Fertilized Russian sturgeon eggs were bred up
Avshalom Hurvitz   +4 more
openalex   +2 more sources

Overview of the Romanian Sturgeon Supportive Stocking Programme in the Lower Danube River System [PDF]

open access: yesScientific Annals of the Danube Delta Institute, 2019
Due to the worldwide decline of the sturgeon population, stocking programmes were developed for many of these species. The critically endangered anadromous sturgeon populations inhabiting the NW Black Sea and spawning in the Lower Danube River are not an
Holostenco Daniela Nicoleta   +7 more
doaj   +1 more source

Evolutionary relations and population differentiation of Acipenser gueldenstaedtii Brandt, Acipenser persicus Borodin, and Acipenser baerii Brandt [version 1; referees: 2 approved]

open access: yesF1000Research, 2016
Russian (Acipenser gueldenstaedtii), Persian (A. persicus) and Siberian (A. baerii) sturgeons are closely related ‘Ponto-Caspian’ species. Investigation of their population structure is an important problem, the solution of which determines measures for ...
Alexey Sergeev
doaj   +1 more source

Detection of white sturgeon iridovirus (WSIV) in sturgeons (Actinopterygii: Acipenseriformes: Acipenseridae) from aquaculture facilities located in Poland, Germany, and Italy [PDF]

open access: yesActa Ichthyologica et Piscatoria, 2019
Background. White sturgeon iridovirus (WSIV) is one of the most serious threats for sturgeon aquaculture as the mortality in juvenile individuals can reach 95%.
P. Hofsoe-Oppermann   +3 more
doaj   +3 more sources

InDel DNA Markers Potentially Unique to Kaluga Sturgeon Huso dauricus Based on Whole-Genome Resequencing Data

open access: yesDiversity, 2023
Sturgeons are ancient and endangered species whose populations have been greatly reduced over the past few centuries due to habitat destruction and overfishing for the production of expensive caviar.
Xiaoyu Yan   +5 more
doaj   +1 more source

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