Results 1 to 10 of about 223 (120)

Cesarian section and long-term outcomes for cownose rays (Rhinoptera bonasus) [PDF]

open access: yesFrontiers in Veterinary Science
Cownose rays (Rhinoptera bonasus) are schooling rays commonly displayed in large groups in public aquariums. They are long-lived, have an annual reproductive cycle, and readily breed in managed care with most pregnancies culminating with the unaided and ...
Jennifer T Wyffels, Wyffels Jennifer T
exaly   +6 more sources

Enucleation in a Cownose Ray (Rhinoptera bonasus) [PDF]

open access: yesCase Reports in Veterinary Medicine, 2018
Trauma is a common problem in Cownose Ray during mating season in both wild and captive rays. Enucleation is indicated when there is an ocular trauma.
A. Abraham Gabriel   +4 more
doaj   +6 more sources

Noninvasive, epigenetic age estimation in an elasmobranch, the cownose ray (Rhinoptera bonasus) [PDF]

open access: yesScientific Reports
Age data are essential for estimating life history parameters and are thus critical for population assessment, management, and conservation. Traditional vertebrae-based age estimation in elasmobranchs can be costly, time intensive, of low accuracy, and ...
D. Nick Weber   +7 more
doaj   +4 more sources

Aberrant Pigmentation in a Schooling Cownose Ray (Rhinoptera bonasus) in Chesapeake Bay, Virginia, USA [PDF]

open access: yesEcology and Evolution
While pigmentation disorders such as albinism have been documented in a range of elasmobranch species, including the American cownose ray (Rhinoptera bonasus), the implications of these rare conditions for behavior, social dynamics, and fitness remain ...
Morgan F. Bennett‐Smith   +4 more
doaj   +5 more sources

Environmental associations of cownose ray (Rhinoptera bonasus) seasonal presence along the U.S. Atlantic Coast [PDF]

open access: yesEcosphere, 2021
Identifying the mechanistic drivers of migration can be crucial in shaping conservation and management policies. The cownose ray (Rhinoptera bonasus) is a relatively poorly understood elasmobranch species that occurs along the U.S.
Charles W Bangley   +2 more
exaly   +3 more sources

Genetic diversity assessment for the vulnerable migratory cownose ray Rhinoptera bonasus (Myliobatiformes: Rhinopteridae) from the southwestern Atlantic Ocean

open access: yesNeotropical Ichthyology, 2021
Rhinoptera bonasus is a bento-pelagic and highly migratory species occurring from southern United States to northern Argentina. Due to overfishing effects, R. bonasus is currently at risk, classified by the IUCN Red List as vulnerable.
Vanessa P Cruz   +2 more
exaly   +3 more sources

Diagnostic agreement between three point-of-care glucose and β-hydroxybutyrate meters and reference laboratory methods in stingrays [PDF]

open access: yesFrontiers in Veterinary Science, 2023
Point-of-care (POC) glucose and β-hydroxybutyrate (β-HB) meters can potentially provide rapid insight into an elasmobranch’s metabolic state in clinical and field research settings.
Nicholas G. Dannemiller   +6 more
doaj   +2 more sources

Microbiome differences between wild and aquarium whitespotted eagle rays (Aetobatus narinari) [PDF]

open access: yesAnimal Microbiome, 2022
Background Animal-associated microbiomes can be influenced by both host and environmental factors. Comparing wild animals to those in zoos or aquariums can help disentangle the effects of host versus environmental factors, while also testing whether ...
Ana G. Clavere-Graciette   +6 more
doaj   +2 more sources

Case report: Management and long-term ophthalmic sequelae of monogenean ocular infestation in cownose rays (Rhinoptera bonasus) [PDF]

open access: yesFrontiers in Veterinary Science
Monogenean ectoparasitic flatworm infestations, particularly in closely confined populations, can result in severe epizootic disease that is often devastating and occasionally fatal.
April Beatty   +4 more
doaj   +2 more sources

Molecular Characterization and Pathogenicity of Vibrio atlanticus and Vibrio rotiferianus Associated With Mortality of Cownose Ray Rhinoptera bonasus

open access: yesActa Veterinaria Eurasia, 2023
The vulnerability of cownose rays (Rhinoptera bonasus) to anthropogenic pressures, such as overfishing and habitat degradation, necessitates urgent and comprehensive conservation efforts to ensure the species’ survival and maintain the marine ecosystem ...
Muhammed DUMAN   +4 more
doaj   +2 more sources

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