Results 21 to 30 of about 10,657 (94)

A practical evaluation of machine learning for classification of ultrasound images of ovarian development in channel catfish (Ictalurus punctatus)

open access: yesAquaculture, 2022
Machine learning is a powerful tool to improve efficiency of industrial processes, but it has not yet been well utilized in aquacultural and hatchery applications.
Clinten A. Graham   +8 more
semanticscholar   +1 more source

Developmental osteology of Ictalurus punctatus and Noturus gyrinus (Siluriformes: Ictaluridae) with a discussion of siluriform bone homologies

open access: yesVertebrate zoology, 2022
The skeleton of Siluriformes is characterized by several autapomorphies, including secondary absence, extreme modification, and purported fusion of several ossifications.
Kole M. Kubicek
semanticscholar   +1 more source

Isolation, Identification, and Pathogenicity of Aeromonas veronii, the Causal Agent of Hemorrhagic Septicemia in Channel Catfish (Ictalurus punctatus) in China

open access: yesFishes, 2022
Herein, we isolated the pathogenic strain ZZ051 from hemorrhagic channel catfish (Ictalurus punctatus). Physiological and biochemical identification, 16S rRNA gene sequence analysis, and MALDI-TOF-MS showed that the ZZ051 strain was Aeromonas veronii ...
Gai-Xiao Qin, Jin Xu, X. Ai, Yi-Bin Yang
semanticscholar   +1 more source

Reconstruction of the Origin of a Neo-Y Sex Chromosome and Its Evolution in the Spotted Knifejaw, Oplegnathus punctatus

open access: yesMolecular biology and evolution, 2021
Sex chromosomes are a peculiar constituent of the genome because the evolutionary forces that fix the primary sex-determining gene cause genic degeneration and accumulation of junk DNA in the heterogametic partner.
Ming Li   +12 more
semanticscholar   +1 more source

Variación de los hábitos tróficos en nueve especies de peces de la Laguna Garzón (Uruguay)

open access: yesInnotec, 2018
Se analizo el rol trofico de nueve especies de peces capturadas en la Laguna Garzon (costa atlantica uruguaya) mediante la evaluacion de la composicion isotopica de nitrogeno y carbono. La captura se realizo en mayo de 2017 utilizando redes de enmalle de
Camilo García Spósito   +5 more
semanticscholar   +1 more source

Nota prévia sobre a ordem Scorpaeniformes (Actinopterygii: Teleostei) na coleção do Laboratório de Ictiologia (Departamento de Ciências Biológicas) da Universidade Estadual de Feira de Santana (Bahia)

open access: yesSITIENTIBUS série Ciências Biológicas, 2002
É apresentada a relação do material pertencente à ordem Scorpaeniformes depositado na coleção do Laboratório de Ictiologia (Departamento de Ciências Biológicas) da Universidade Estadual de Feira de Santana.
P. Lopes, Gilvanete R. da Silva
semanticscholar   +1 more source

Spatial and Temporal Heterogeneity of Fish Spawning Dynamics on the West Florida Shelf During Fall

open access: yesFisheries Oceanography, Volume 34, Issue 4, July 2025.
ABSTRACT Identifying spawning areas for economically and ecologically important fishes is critical for fisheries conservation and ecosystem‐based management. We used genetic barcoding to identify fish eggs collected across the West Florida Shelf (WFS) during September of 2013, 2014, and 2019.
Keith Keel   +8 more
wiley   +1 more source

Assessing Fish Community Structure and Diversity Across Environmental Gradients in a Tropical Bay

open access: yesMarine Ecology, Volume 46, Issue 2, March 2025.
ABSTRACT Understanding the relationship between species distribution and the environment across spatial gradients is crucial for biodiversity evaluation. We surveyed fish populations in a tropical bay, covering a spatial gradient from the outer zone with favorable marine conditions to the inner zone affected by human activities.
Leonardo Almeida Freitas   +1 more
wiley   +1 more source

Dietary metabarcoding of keystone sardine species reveals the importance of their ichthyoplankton prey in food webs of the Southern Brazilian Bight fisheries

open access: yesFisheries Oceanography, Volume 33, Issue 4, July 2024.
Abstract Clupeiform fishes are ecologically and economically important species contributing to industrial and artisanal fisheries worldwide. They represent key links in food webs, influencing the dynamic between trophic levels. The dietary interactions of these species are poorly studied in many regions, yet essential for fisheries management.
Anna Karolina Oliveira de Queiroz   +10 more
wiley   +1 more source

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