Results 31 to 40 of about 15,148 (219)

Four new species of Cichlidogyrus (Platyhelminthes, Monopisthocotyla, Dactylogyridae) from Lake Victoria haplochromine cichlid fishes, with the redescription of C. bifurcatus and C. longipenis

open access: yesParasite
African cichlids are model systems for evolutionary studies and host-parasite interactions, because of their adaptive radiations and because they harbour many species of monogenean parasites with high host-specificity.
Gobbin Tiziana P.   +4 more
doaj   +1 more source

An appraisal of the current status of the fisheries of Eleiyele Reservoir by its fisheries cooperatives [PDF]

open access: yes, 2001
In a study undertaken to evaluate the status of the fisheries of Eleiyele Reservoir (Nigeria) between 1995 and 1997, thermal stratification was observed to breakdown between December and March.
Aladeojebi, E.A.   +2 more
core  

Predator avoidance in extremophile fish [PDF]

open access: yes, 2013
Extreme habitats are often characterized by reduced predation pressures, thus representing refuges for the inhabiting species. The present study was designed to investigate predator avoidance of extremophile populations of Poecilia mexicana and P ...
Arias-Rodriguez, Lenin   +7 more
core   +2 more sources

Detection of Unauthorized Tilapia Species Circulating in Cage Farms on Lake Volta

open access: yesAquaculture, Fish and Fisheries, Volume 6, Issue 2, April 2026.
ABSTRACT The Akosombo strain of Nile tilapia is the only approved tilapia strain for culture in Ghana. In this study, exotic red tilapia suspected to be cultured in fish farms within the Lower Volta River Basin of the Lake Volta were collected for species identification based on their morphological features.
Samuel Duodu   +5 more
wiley   +1 more source

Rediscovery of Crenicichla yaha (Teleostei: Cichlidae). [PDF]

open access: yes, 2017
Fil: Almirón, Adriana Edith. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo.
Říčan, Oldřich   +2 more
openaire   +2 more sources

Pisces, Perciformes, Cichlidae, Laetacara dorsigera (Heckel, 1840): distribution extension and first record for Uruguay River basin, and state of Rio Grande do Sul, southern Brazil [PDF]

open access: yesCheck List, 2010
The present study records for the first time the small cichlidae fish Laetacara dorsigera (Heckel, 1840) at Uruguay River basin and state of Rio Grande do Sul, southern Brazil, previously known from Amazon, Paraná and Paraguay River basins.
Luis Lanés   +2 more
doaj   +3 more sources

Potential for sustainable floodplain fisheries development: a case study of Tatabu floodplain [PDF]

open access: yes, 2005
This study presents evidence from a case study of an ecological appraisal of Tatabu flood plain aimed at formulation management approaches for the enhancement of the fishing communities social economic and cultural realities.
Daddy, F., Falaye, A.E.
core  

A revision of the genus Astatoreochromis (Teleostei, Cichlidae), East-Africa [PDF]

open access: yes, 2013
A taxonomic revision of the cichlid genus Astatoreochromis is presented. Eighteen meristic and 23 morphometric measurements were taken on 185 individuals, including type specimens.
Banyankimbona, Gaspard   +2 more
core   +3 more sources

Trophic Diversity in Aquatic Food Webs Along a Tropical Coastal River Continuum in West‐Central Africa

open access: yesFreshwater Biology, Volume 71, Issue 4, April 2026.
ABSTRACT In the wet Afrotropics, information on trophic diversity and resource use in freshwaters is extremely limited. Here we used stable isotope ratios (δ13C, δ15N) from food webs along the continuum of a coastal river in the Republic of the Congo to examine seasonal and spatial patterns of trophic diversity.
Gina Walsh   +6 more
wiley   +1 more source

Sistemática del pez Petenia splendida (Perciformes: Cichlidae) en el lago Petén Itzá, Guatemala

open access: yesRevista de Biología Tropical, 2011
El Lago Petén Itzá se ubica en la zona de usos múltiples de la Reserva de la Biosfera Maya, entre sus especies ícticas encontramos al pez blanco (Petenia splendida) de alto valor comercial.
Anaitté Méndez   +2 more
doaj   +2 more sources

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