Results 181 to 190 of about 33,606 (310)
Epitheliocystis Infection in Cultured White Sturgeon (Acipenser transmontanus): Antigenic and Ultrastructural Similarities of the Causative Agent to the Chlamydiae [PDF]
Joseph M. Groff+4 more
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This manuscript documents the first report in Singapore of a disease outbreak arising from co‐infection with Nocardia seriolae and Streptococcus iniae in fourfinger threadfin (Eleutheronema tetradactylum), and characterizes a relatively new disease situation which may be far more prevalent in the Southeast Asian region than currently reported ...
Biyun Ching+10 more
wiley +1 more source
Determining karyotype of sturgeons
Karyotype of sturgeons Huso huso, Acipenser stellatus, and Acipenser persicus from southern region of- the Caspian Sea, has been examined by use of blood tissue culture. By counting fifty completely extended metaphase plates, the number of chromosomes in Huso huso, and Acipenser stellatus, were determined to be 2n=115±1, NF=356, and 2n=114±1, NF=372 ...
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A pilot study of two Lower Danube sturgeon species offspring diversity in a feeding area community
Current knowledge about sturgeon behavior is incomplete and certain aspects of it are completely unknown, despite tremendous conservation efforts. This paper describes aspects of annual recruitment, fitness distribution and genetic diversity of the ...
IANI Marian+5 more
doaj
Acclimation trials of juvenile Italian sturgeon to different salinities: morpho‐physiological descriptors [PDF]
E. Cataldi+5 more
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Comparative Diets of Invasive Blue Catfish: Differences Across Rivers and Ontogenetic Stages
ABSTRACT Blue Catfish (Ictalurus furcatus) are an invasive species with expanding populations in freshwater systems, posing significant ecological challenges to native fauna. To assess their potential impacts in diverse aquatic ecosystems, we examined and compared the diets of non‐native Blue Catfish from four rivers in Georgia, USA, two of which drain
Victoria D. Davis+4 more
wiley +1 more source
ABSTRACT Regional factors correlated with recruitment of black bass (largemouth bass; Micropterus nigricans and smallmouth bass; Micropterus dolomieu), two important fishes, are rarely studied, despite the importance of recruitment variation in influencing fish populations.
William J. Radigan+6 more
wiley +1 more source
Abstract There are gaps in our understanding of sturgeon's response to anthropogenic sounds and the spatial scales at which they occur. We measured spatial displacement of Atlantic sturgeon in the St. Lawrence River at various distances of approaching merchant ships.
Jean‐Francois Senecal+4 more
wiley +1 more source
Commercial production of sturgeon : the economic dimensions of size and product mix /
Samuel H. Logan, Katherine. Shigekawa
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