Results 1 to 10 of about 17,361 (269)

Fish distribution in a small domestic water supply reservoir: a case study of Kangimi Reservoir, Kaduna, Nigeria [PDF]

open access: yesJournal of Applied Sciences and Environmental Management, 2005
A study of the composition and distribution of fish populations in the inshore, surface and bottom water habitats of Kangimi Reservoir showed that the most abundant family was the Cichlidae followed in order of abundance by the families Cyprinidae ...
JK Balogun
doaj   +4 more sources

Growth, mortality and yield-per-recruit of Copadichromis likomae (Cichlidae) in Lake Niassa, Mozambique [PDF]

open access: green, 1992
Analysis of the length-frequency data on Copadichromis likomae (Cichlidae) from Lake Niassa, Mozambique, suggests an asymptotic length of SL∞=14 cm associated with a K value of 0.93 yearˉ¹. Total and natural mortalities were estimated as 3.2 yearˉ¹ and 1.
Massinga, A.V.R.
core   +2 more sources

Acute effects on hepatic biomarkers in the freshwater native fish Aequidens metae exposed to polycyclic aromatic hydrocarbons [PDF]

open access: yesGlobal Journal of Environmental Science and Management, 2023
BACKGROUND AND OBJECTIVES: Polycyclic aromatic hydrocarbons are present in all environmental matrices. Polycyclic aromatic hydrocarbons-rich wastewater from the oil industry is discharged into natural water bodies. Detritivorous fish shown the effects of
W. Corredor-Santamaría   +4 more
doaj   +1 more source

Effect of different level of red cabbage (Brassica oleracea) as natural pigment on skin coloration and growth of Severum (Heros severus) [PDF]

open access: yesتغذیه آبزیان, 2016
Considering the effect of dietary pigment on growth and market acceptability, this study was conducted to determine the effect of different levels of red cabbage powder on growth performance and coloration of Severum (Heros Severus).
Ehsan Asadi Sharif   +1 more
doaj   +1 more source

Effects of Marigold (Tagetes erecta) and Synthetic Carotenoid on Growth Performance and Skin Coloration of Blue Streak Hap (Labidochromis caeruleus) and Pindani (Pseudotropheus socolofi) Fry (Cichlidae)

open access: yesJournal of Agricultural Sciences, 2020
This study was designed to determine the ideal dosages of marigold (Tagetes erecta) and synthetic carotenoid in blue streak hap (Labidochromis caeruleus) and pindani (Pseudotropheus socolofi) fry (Cichlidae), and to compare effects on the growth and skin
Nuran Cavdar   +2 more
doaj   +1 more source

Claves para la identificación de los peces de las aguas continentales e insulares de Costa Rica. Parte II: Cichliformes, Cichlidae (Mojarras, Guapotes, Tilapias y afines)

open access: yesCuadernos de investigación UNED, 2022
Introducción: Los cíclidos (Cichlidae, Cichliformes) constituyen una de las familias de peces dulceacuícolas más diversas en el planeta. En Costa Rica cerca de un 10% del total de las especies conocidas pertenecen a este grupo.
Arturo Angulo, Jorge San Gil León
doaj   +1 more source

Molecular and fossil evidence place the origin of cichlid fishes long after Gondwanan rifting. [PDF]

open access: yes, 2013
Cichlid fishes are a key model system in the study of adaptive radiation, speciation and evolutionary developmental biology. More than 1600 cichlid species inhabit freshwater and marginal marine environments across several southern landmasses.
Alex Dornburg   +9 more
core   +1 more source

Complete mitochondrial DNA genome of banded cichlid Heros severus Heckel, 1840 (Perciformes: Cichlidae)

open access: yesMitochondrial DNA. Part B. Resources, 2020
In this study, we sequenced the complete mitochondrial genome of Heros severus Heckel, 1840 (Perciformes, Cichlidae). This mitochondrial genome, consisting of 16,577 base pairs (bp), contains 13 protein-coding genes, 2 ribosomal RNAs, 22 transfer RNAs ...
Yan Chen   +5 more
doaj   +1 more source

Social media: an emerging, fast, cheap, and effective tool for detection of non-native fish species [PDF]

open access: yesActa Limnologica Brasiliensia
Aim People share on social media images (photos and videos) about their daily lives, mainly related to leisure. Ecological studies using data from social media have been growing, demonstrating that validating this information lends confidence to the ...
Johnatas Adelir-Alves   +6 more
doaj   +1 more source

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