The Billings Reservoir shows eutrophic waters due to the large amount of sewage, and consequently, the fish can be a problem for public health. Thus, this project aimed to analyze the histological gills and liver of Nile tilapia to verify morphological changes caused by environment, and the frequency of micronuclei was done, to observe the response to genotoxic activity. We observed histological alterations in gills and livers of Nile Tilapia classified as mild to severe, and the presence of micronucleus. The results enable better environmental monitoring and quality control of this species.
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http://dx.doi.org/10.3109/15376516.2014.925020 | DOI Listing |
Heliyon
December 2024
Department of Biology, Faculty of Natural and Computational Sciences, Gondar University, P. O. Box: 136, Gondar, Ethiopia.
Nowadays, consumption of fish is becoming a public health concern due to quality and safety issues. This study was designed to assess the proximate composition, microbial quality, and heavy metal accumulation in the Nile tilapia fillet at three selected landing sites in Lake Tana. Fifteen samples were collected and analyzed.
View Article and Find Full Text PDFAquat Toxicol
December 2024
Department of Animal & Poultry Production, Faculty of Technology and Development, Zagazig University, Zagazig, 44511, Egypt.
This study aims to examine the restorative impact of corn cob biochar (CCB) on pendimethalin (PMD)-induced toxicity in Oreochromis niloticus. Fish were divided into four groups: the first control group without treatment, the second group (CCB) exposed to 10 g CCB/L, the third group (PDM) exposed to 0.355 mg PDM/L, and the fourth group (PDM+ CCB) receiving both 0.
View Article and Find Full Text PDFFront Cell Dev Biol
December 2024
[This corrects the article DOI: 10.3389/fcell.2024.
View Article and Find Full Text PDFAggress Behav
January 2025
Department of Biological Sciences, Louisiana State University, Baton Rouge, Louisiana, USA.
Sensory processing of communication stimuli is essential for the survival of organisms across all evolutionary branches. Multimodal signaling, the use of multiple sensory systems is crucial in this process, but little is known about the relative importance of different senses used during aggression. We used the African cichlid fish, Astatotilapia burtoni, to test how visual and chemosensory signals in male-male interactions influence behavior.
View Article and Find Full Text PDFData Brief
December 2024
Faculty of Agricultural Engineering and Technology, Sylhet Agricultural University, Bangladesh.
There are about 33,000 different species of fish and they are visually identified using variety of traits, i.e., size and shape of body, head's size and shape, skin pattern, fin pattern, mouth pattern, scale pattern, and eye pattern etc.
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