Results 71 to 80 of about 2,979 (218)

Rearing sterlet (Acipenser ruthenus Linnaеus, 1758) larvae in non-traditional periods

open access: yesRibogospodarsʹka Nauka Ukraïni, 2020
Purpose. To determine major aquaculture-biological parameters of rearing sterlet until viable stages during non-traditional early spring period. Methodology.
A. Tretiak, M. Pashko, Ye. Kolos
doaj   +1 more source

Effects of plant proteins as food on growth performance, carcass quality and plasma biochemical parameters of Beluga juvenile (Huso huso) [PDF]

open access: yes, 2011
The possibility of replacing fish meal with plant protein sources (soybean meal and corn gluten) for beluga (initial body mass 159.55±2.14g) was studied in autumn 2009.
Asadi, R.   +4 more
core  

Long‐term effects of tagging fishes with electronic tracking devices

open access: yesFish and Fisheries, Volume 25, Issue 6, Page 1009-1025, November 2024.
Abstract Tagging fishes with internal or external electronic tracking devices (acoustic, radio, satellite, or archival tags) is invaluable to behavioural, ecological, and welfare research, but may have adverse effects on the animals studied. While short‐term responses to tagging (e.g., days to weeks) have often been investigated, less information is ...
Jordan K. Matley   +8 more
wiley   +1 more source

HEAVY METALS IN ORGANS AND TISSUES OF STERLET (ACIPENSER RUTHENUS L.) IN THE DNIEPER-BUG ESTUARY

open access: yesRibogospodarsʹka Nauka Ukraïni, 2016
Purpose.To iInvestigate and analyze the peculiarities of the accumulation of heavy metals (Cu, Fe, Zn, Cd, Pb, Co, Ni and Mn) in the organs (muscles, gills, liver, kidneys, fins, intestine) and tissues of sterlet (Acipenser ruthenus Linnaeus, 1758) for ...
Yu. Sytnik   +7 more
doaj   +1 more source

slc26a12—A novel member of the slc26 family, is located in tandem with slc26a2 in coelacanths, amphibians, reptiles, and birds

open access: yesPhysiological Reports, Volume 12, Issue 11, June 2024.
Abstract Solute carrier family 26 (Slc26) is a family of anion exchangers with 11 members in mammals (named Slc26a1‐a11). Here, we identified a novel member of the slc26 family, slc26a12, located in tandem with slc26a2 in the genomes of several vertebrate lineages.
Ayumi Nagashima   +3 more
wiley   +1 more source

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

Estimation of applicability of protein hydrolysate of black soldier fly (Hermetia illucens) larvae prepared using enzymatic hydrolysis as a fish feed component [PDF]

open access: yesBIO Web of Conferences
The special advantage of black soldier fly (BSF) (Hermetia illucens) larvae for use as feed is their high protein content and low chitin content, which makes the larvae easier to digest, making them nutritious for fish, farm animals and birds.
Mikhailova Marina   +5 more
doaj   +1 more source

Global introductions and environmental impacts of freshwater megafish

open access: yesGlobal Change Biology, Volume 30, Issue 4, April 2024.
Of the 134 extant freshwater megafish species, 46% have been introduced outside of their native ranges. Over 50% of the alien megafish species with sufficient data to evaluate the severity of their environmental impacts have caused population declines or even extirpations of native species.
Xing Chen   +4 more
wiley   +1 more source

Fertilizing ability of cryopreserved spermatozoa in the Persian sturgeon (Acipenser persicus) and stellate sturgeon (A. stellatus) [PDF]

open access: yes, 2009
Motility of spermatozoa was studied on 12 and 7 specimens of Acipenser persicus and A. stellatus, respectively. The density measured to be 2.22±0.65x109ml-1 in A. persicus and 2.21±0.55x109ml-1 in A. stellatus.
Alipour, A.   +3 more
core  

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

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