Results 71 to 80 of about 6,476 (186)

Initial salinity tolerance and ion-osmotic parameters in juvenile Russian sturgeon, Acipenser gueldenstaedtii, Brandt, 1833 [PDF]

open access: yes, 2011
The salinity tolerance, hematological and hydromineral regulation capabilities of juvenile Russian sturgeon (Acipenser gueldenstaedtii) were investigated in different ages and sizes in freshwater (FW: 0.05) but differed in experimental media (p0.05 ...
Najafpour, S.   +3 more
core   +1 more source

Environmental DNA reveals the ecology and seasonal migration of a rare sturgeon species in the Ural River

open access: yesEnvironmental DNA, Volume 6, Issue 2, March–April 2024.
Environmental DNA technology has been used to identify rare sturgeons in the Ural River. The study found sturgeons at all sites in spring and autumn, confirming their semi‐anadromous ecology. This is the first documented eDNA detection of sturgeon specimens in the Ural River.
Gulmira Abileva   +4 more
wiley   +1 more source

Studying the manner of sturgeon fishes migration to Gorganrud and Tajan rivers

open access: yes‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 1997
One year study was carried out to understand the sturgeon fish’s migration to Gorganrud & Tajan Rivers from September 1993. Two different catching stations were selected in each river with gillnetting method.
F. Laloei
doaj  

A newly developed cloning technique in sturgeons; an important step towards recovering endangered species

open access: yesScientific Reports, 2019
Several steps of sturgeon somatic cell nuclear transfer (SCNT) have been recently established, but improvements are needed to make it a feasible tool to preserve the natural populations of this group of endangered species.
Effrosyni Fatira   +5 more
doaj   +1 more source

Tracking Scientific Gaps in the Conservation of Endangered Sturgeon: A Bibliometric Approach and Content Analyses

open access: yesAquaculture Research, Volume 2024, Issue 1, 2024.
The declining sturgeon population has prompted increased efforts for protection and recovery, resulting in its listing on the IUCN Red List of Endangered Species. Conservation and restoration efforts for sturgeon populations are vital within the context of aquaculture.
Sara Pourhosein-Sarameh   +2 more
wiley   +1 more source

Assessment of hematological indicators, histological alterations, and DNA damage in Danube sturgeon (Acipenser gueldenstaedtii) exposed to the organophosphate malathion

open access: yes, 2023
This study focused on organophosphate malathion toxicity in Danube sturgeon (Acipenser gueldenstaedtii) and its negative effects in sub-lethal concentration.
Ak, Kübra   +5 more
core   +1 more source

The Effect of Feeding with Chironomid and Artemia on Fatty Acids and Amino Acids Profiles in Persian Sturgeon (Acipenser persicus) Larvae

open access: yesAquaculture Nutrition, Volume 2024, Issue 1, 2024.
This study aimed to examine the effect of various live foods on the fatty acids (FAs) and amino acids (AAs) profiles in Persian sturgeon (Acipenser persicus) larvae. One thousand and two hundred larvae were cultured in circular concrete tanks, and four treatments were administered as: (1) Artemia + Daphnia, (2) Artemia, (3) Artemia + Chironomid, and (4)
Iraj Efatpanah   +4 more
wiley   +1 more source

Growth Performance and Food Conversion Efficiency of Juvenile Russian Sturgeon at Different Feeding Frequencies

open access: yesBulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca. Animal Science and Biotechnologies, 2017
The effects of different feeding frequencies (one, two, three and four meals per day) on growth performance and feed conversion efficiency of Russian sturgeon juveniles (Acipenser gueldenstaedtii) was studied over a period of 45 days. The experiment took
Raluca Cristina ANDREI(GURIENCU)   +4 more
doaj   +1 more source

Black Soldier Fly Oil in Different Lipid Diets Could Regulate Tissue Lipid Metabolism and Fatty Acid Composition of Juvenile Mirror Carp

open access: yesAquaculture Nutrition, Volume 2024, Issue 1, 2024.
In the present study, our aim was to assess the effect of dietary black soldier fly oil (BSFO) with different lipid contents on the growth performance, body composition, lipid metabolism, and related gene expression in juvenile mirror carp (Cyprinus carpio var. specularis).
Xinxin Xu   +4 more
wiley   +1 more source

Dynamics of growing of Russian sturgeon (Acipenser gueldenstaedtii) larvae for different durations of cultivation

open access: yesRegulatory Mechanisms in Biosystems, 2020
In the context of the need to preserve the biodiversity of natural waters, the cultivation of valuable fish species for stocking natural reservoirs takes on exceptional importance.
V. O. Kornienko, V. V. Olifirenko
doaj   +1 more source

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