Results 31 to 40 of about 3,510 (271)

Investigation of Sexes and Fertility Potential of Female Russian Sturgeon (Acipenser gueldenstaedtii) and Male American Paddlefish (Polyodon spathula) Hybrids. [PDF]

open access: yesLife (Basel)
In the present study, 10 allotriploid (3nALT) and 10 allopentaploid (5nALP) six-month-old hybrid fish and two 3nALT and four 5nALP 40-month-old hybrid fish, which resulted by crossing female Russian sturgeon Acipenser gueldenstaedtii (Brandt and ...
Bogár K   +12 more
europepmc   +2 more sources

Unidirectional hybridization between American paddlefish Polyodon spathula (Walbaum, 1792) and sterlet Acipenser ruthenus (Linnaeus, 1758). [PDF]

open access: yesPeerJ
Interspecific hybridizations among sturgeon species are feasible and often bidirectional. The American paddlefish (Polyodon spathula) from Family Polyodontidae and sturgeon species from Family Acipenseridae were reported capable of hybridization, but ...
Káldy J   +9 more
europepmc   +3 more sources

USE OF BRINE SHRIMP (ARTEMIA) IN THE FEEDING OF STURGEON JUVENILES (ACIPENSERIDAE) (REVIEW) [PDF]

open access: diamondRibogospodarsʹka Nauka Ukraïni, 2016
Purpose. To review scientific sources on the technological and biological characteristics of the use of brine shrimp (Artemia) in the feeding of sturgeon juvenilse (Acipenseridae). To highlight the common biotechnological bases of the enrichment of brine
М. Simon
openalex   +3 more sources

REARING OF PELED (COREGONUS PELED GMELIN) IN POLYCULTURE WITH CYPRINIDS (CYPRINIDAE) AND STURGEONS (ACIPENSERIDAE) [PDF]

open access: diamondRibogospodarsʹka Nauka Ukraïni, 2016
Purpose. To analyze the results of rearing and provide aquaculture-biological characteristic of peled reared in polyculture with sturgeons and cyprinids based on pond technology. Methodology.
H. Kurinenko, А. Mruk, O. Kolos
openalex   +3 more sources

Landscape and Climate Role in the Formation of Sturgeon Reproduction Biotopes in the Ural River (Zhaiyk) [PDF]

open access: yesE3S Web of Conferences, 2021
Geoecology of the Ural River: landscape, climate, flora, and ichthyofaunal are given. Features of air and water temperature, winds, water sources, and balance are detailed.
Mikodina Ekaterina V.   +2 more
doaj   +1 more source

Genetic differentiation of spring-spawning and fall-spawning male Atlantic sturgeon in the James River, Virginia [PDF]

open access: yes, 2017
Atlantic sturgeon (Acipenser oxyrinchus oxyrinchus, Acipenseridae) populations are currently at severely depleted levels due to historic overfishing, habitat loss, and pollution.
Balazik, Matthew T.   +3 more
core   +11 more sources

Meta‐analysis of major histocompatibility complex (MHC) class IIA reveals polymorphism and positive selection in many vertebrate species

open access: yesMolecular Ecology, Volume 31, Issue 24, Page 6390-6406, December 2022., 2022
Abstract Pathogen‐mediated selection and sexual selection are important drivers of evolution. Both processes are known to target genes of the major histocompatibility complex (MHC), a gene family encoding cell‐surface proteins that display pathogen peptides to the immune system.
Donald C. Dearborn   +2 more
wiley   +1 more source

Conservation Status and Effectiveness of the National and International Policies for the Protection and Conservation of Sturgeons in the Danube River and Black Sea Basin

open access: yesDiversity, 2023
Rivers and their watersheds have been subject to various changes, including biodiversity, caused by anthropogenic activities. The Danube River and Black Sea basin overlap the geographic range of six species of anadromous fish belonging to the family ...
Daniela Strat   +1 more
doaj   +1 more source

Winter refuge for freshwater fish [PDF]

open access: yesE3S Web of Conferences, 2023
The ecological aspect of the behavioral and physiological adaptation of fish in the autumn-winter period in water bodies of the temperate and subarctic climatic zones of the Northern Hemisphere is considered.
Chemagin Andrey A.
doaj   +1 more source

Acipenseridae

open access: yes, 2016
Family Acipenseridae Acipenser brevirostrum Lesueur Shortnose Sturgeon Capillospirura pseudoargumentosa Acipenser fulvescens Rafinesque Lake Sturgeon Camallanus sp. Capillospirura pseudoargumentosa Raphidascaris acus Raphidascaris sp. Rhabdochona cascadilla Rhabdochonidae gen. sp. Salmonema sp. Spinitectus acipenseri Spinitectus gracilis Spinitectus sp.
Arai, Hisao P., Smith, John W.
openaire   +3 more sources

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