Results 41 to 50 of about 30,791 (345)

Ad Palatinas acipensem mittite mensas: Fish remains from Viminacium [PDF]

open access: yesStarinar, 2019
The paper presents the results of archaezoological analysis of fish remains from three locations at Viminacium (the Amphitheatre, Nad Klepečkom and Pirivoj), discussed jointly with finds of fishing equipment and relevant written sources on the ...
Živaljević Ivana R.S.   +2 more
doaj   +1 more source

Molecular Identification of Residual DNA Separated from the Persian Sturgeon (Acipenser persicus) for Modeling eDNA Evaluation in Aquatic Ecosystem [PDF]

open access: yesJournal of Genetic Resources, 2023
Considering the importance of Caspian Sea sturgeon conservation according to CITES rules, finding effective and efficient methods for tracing and identifying sturgeon species are necessary.
Hor Torabi Jafroudi   +3 more
doaj   +1 more source

Dnd1 Knockout in Sturgeons By CRISPR/Cas9 Generates Germ Cell Free Host for Surrogate Production

open access: yesAnimals, 2019
Simple Summary Sturgeons, also called archaic giants, are critically endangered fish species due to overfishing for caviar and interference in their natural habitats. Some sturgeon species have life spans of over 100 years and sexual maturity is attained
A. R. Baloch   +5 more
semanticscholar   +1 more source

Fish and macroinvertebrate assemblages reveal extensive degradation of the world's rivers

open access: yesGlobal Change Biology, Volume 29, Issue 2, Page 355-374, January 2023., 2023
The biological condition of rivers was assessed for 64 study regions of the world, based on macroinvertebrate and fish assemblages collected at 72,275 and 37,676 river sites, respectively. Globally, only 50% of macroinvertebrate sites and 42% of fish sites were in Good condition, whereas 21% and 29% were Severely Impaired. In some regions less than 25%
Maria João Feio   +29 more
wiley   +1 more source

Chemical induction of haploid gynogenesis in sterlet Acipenser ruthenus

open access: yesCzech Journal of Animal Science, 2014
Chromosomal manipulations in sturgeons, particularly gynogenesis, are interesting due to the potential to change female ratio in progeny that can be useful for caviar production.
I. Lebeda, I. Gazo, M. Flajshans
doaj   +1 more source

Age and heat stress as determinants of telomere length in a long-lived fish, the Siberian Sturgeon [PDF]

open access: yes, 2016
Telomeres shorten at each cell division due to the end-replication problem but also in response to oxidative stress. Consequently, telomeres shorten with age in many endotherms, and this shortening is accelerated under stressful environmental conditions.
Angelier, Frédéric   +3 more
core   +3 more sources

The Sturgeon, [PDF]

open access: yesScientific American, 1880
n ...
openaire   +1 more source

Nuclear DNA markers for identification of Beluga and Sterlet sturgeons and their interspecific Bester hybrid

open access: yesScientific Reports, 2017
Sturgeons (Acipenseriformes) are among the most endangered species in the world due to fragmentation and destruction of their natural habitats and to overexploitation, mainly for highly priced caviar.
M. Havelka   +4 more
semanticscholar   +1 more source

Global value chains for medical gloves during the COVID‐19 pandemic: Confronting forced labour through public procurement and crisis

open access: yesGlobal Networks, Volume 23, Issue 1, Page 132-149, January 2023., 2023
Abstract This paper evaluates ways in which labour issues in global value chains for medical gloves have been affected by, and addressed through, the COVID‐19 pandemic. It focuses on production in Malaysia and supply to the United Kingdom's National Health Service and draws on a large‐scale survey with workers and interviews with UK government ...
Alex Hughes   +7 more
wiley   +1 more source

An Analytical Framework on Utilizing Various Integrated Multi-Trophic Scenarios for Basil Production

open access: yesPlants, 2023
Here, we aim to improve the overall sustainability of aquaponic basil (Ocimum basilicum L.)-sturgeon (Acipenser baerii) integrated recirculating systems.
Ștefan-Mihai Petrea   +9 more
doaj   +1 more source

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