Results 11 to 20 of about 1,263 (159)

Damage to Sorubim cuspicaudus Sperm Cryopreserved with Ethylene Glycol. [PDF]

open access: yesAnimals (Basel), 2023
The study aimed to evaluate cryo-injury during the cryopreservation in Sorubim cuspicaudus sperm with ethylene glycol (EG) at different rates (6, 8, 10%). Fresh, prefrozen, and post-thawed sperm quality as motility total, velocities, mitochondria damage (Mit-d), membrane damage (Mem-d), and DNA fragmentation (DNA-f), were examined.
Atencio-García V   +5 more
europepmc   +4 more sources

Hydrological Connectivity Enhances Fish Biodiversity in Amazonian Mining Ponds: Insights From eDNA and Traditional Sampling. [PDF]

open access: yesMol Ecol
ABSTRACT Artisanal and small‐scale gold mining (ASGM) expansion in the Madre de Dios region of the Peruvian Amazon has transformed primary forests into a novel wetland complex of thousands of abandoned mining ponds. Despite their ecological relevance, post‐mining recovery of these systems remains understudied, particularly regarding fish biodiversity ...
Timana-Mendoza C   +7 more
europepmc   +2 more sources

Establishing new grid-size-dependent attributes to rank areas of endemism for conservation priorities. [PDF]

open access: yesCladistics
Abstract Delineating Areas of Endemism (AEs) is crucial for identifying priority areas for biodiversity conservation in a spatial planning framework. Endemicity Analysis in the NDM/VNDM software is one of the primary methodologies for its delineation.
Frota A, da Graça WJ.
europepmc   +2 more sources

The complete mitochondrial genome of Sorubim Lima (Siluriformes, Pimelodidae). [PDF]

open access: yesMitochondrial DNA B Resour, 2019
The complete mitochondrial DNA genome of Sorubim lima was first reported by next-generation sequencing method. The entire length of mitochondrial genome is 16,539 bp and the nucleotide composition was made up of 32.1% A, 24.9% T, 28.0% C, and 15.0% G, indicating an A + T (57.0%)-rich feature.
Ren F, Ma X.
europepmc   +5 more sources

Individual identification of bony fishes using unique body markings: Implications and applications. [PDF]

open access: yesJ Fish Biol
Abstract The natural variation in animal body markings, such as spots, stripes and blotches, offers a powerful tool for researchers, conservationists, citizen scientists and resource managers to distinguish specific individuals within species. By building libraries of photo‐identified individuals, we can track and differentiate individuals over time ...
Dunkley K   +6 more
europepmc   +2 more sources

Use of Cryopreserved Sperm of Grass Carp (Ctenopharyngodon idella) for Seed Production at the Hatchery Level of Bangladesh-A Need for Development of Germplasm Repositories. [PDF]

open access: yesAquac Res
Grass carp (Ctenopharyngodon idella), a freshwater nonnative fish species, is a potential aquaculture candidate in Bangladesh. The seed of the species is produced in the hatcheries by hypophysation, but the quality of seedstock of grass carp is deteriorated due to inbreeding, negative selection, and interspecific introgression among fishes. To increase
Hossian S   +8 more
europepmc   +2 more sources

Hematološki profil farmski uzgajanog Sorubim lima: referentne vrijednosti, stanična morfologija i citokemija. [PDF]

open access: yesVeterinarski arhiv, 2014
Hematology implies rapid and practical analysis to assist the diagnosis of fish homeostatic imbalance. This study determined the blood reference intervals in an important native South American catfish farmed in the Brazilian Pantanal wetland, Sorubim ...
Fabiana Satake   +6 more
core   +3 more sources

Application of a deep learning image classifier for identification of Amazonian fishes

open access: yesEcology and Evolution, Volume 13, Issue 5, May 2023., 2023
To address the growing prevalence of large ecological datasets combined with a need for rapid species identification tools, we describe a novel application of a computer vision model, which is built to rapidly identify Amazonian fishes from captured image data.
Alexander J. Robillard   +7 more
wiley   +1 more source

Fisheries in a border area of the Moxos Lowlands (Bolivia) after invasion of Arapaima gigas

open access: yesAquaculture, Fish and Fisheries, Volume 3, Issue 2, Page 196-210, April 2023., 2023
We characterized fisheries in the area of the port city of Riberalta (upper Madeira River basin) and evaluated the contribution of an invasive species (Arapaima gigas) to the landings. A. gigas represented 57.6% of the overall economic value of fish in the region.
Gabriela Rico Lopez   +4 more
wiley   +1 more source

New phylogenetic insights into the African catfish families Mochokidae and Austroglanididae

open access: yesJournal of Fish Biology, Volume 100, Issue 5, Page 1171-1186, May 2022., 2022
Abstract Several hundred catfish species (order: Siluriformes) belonging to 11 families inhabit Africa, of which at least six families are endemic to the continent. Although four of those families are well‐known to belong to the ‘Big‐Africa clade’, no previous study has addressed the phylogenetic placement of the endemic African catfish family ...
Frederic D. B. Schedel   +7 more
wiley   +1 more source

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