Results 31 to 40 of about 842 (172)
Variações sazonais podem promover alterações ambientais, e consecutivamente, influenciar a estrutura da assembleia de peixes. Os objetivos desse estudo foram i) investigar o efeito do pulso de inundação e conectividade lateral sobre a assembleia de ...
Gustavo Figueiredo Marques LEITE +3 more
doaj +1 more source
The ichthyofauna in the influence area of the Lajeado reservoir, Tocantins state, Brazil [PDF]
Five rivers and 13 streams in the influence area of the Lajeado reservoir (upper-middle Tocantins River) were sampled in 5 expeditions. A total of 194 fish species were recorded and with the Characiformes and Siluriformes predominant, following the ...
Renata Bartolette +14 more
doaj +3 more sources
Hypostomus commersoni is a freshwater fish, native to the Paraná River basin, which plays an important role in trophic networks of this system. This study aimed at analyzing the structure of the endohelminth community of H.
Liliana Mónica Rossi +1 more
doaj +1 more source
Cytogenetic and molecular identification of Chaetostoma bifurcum (Siluriformes: Loricariidae) from the Pacific Coast of Ecuador [PDF]
This study presents an integrated molecular and cytogenetic characterization of Chaetostoma bifurcum from Ecuador, which belongs to the Hypostominae subfamily.
Mauro Nirchio +7 more
doaj +1 more source
New record of Rineloricaria daraha Rapp Py-Daniel & Fichberg, 2008 from Rio Paca, upper Rio Negro, Amazon River basin [PDF]
The geographic distribution of a catfish of the family Loricariidae, Rineloricaria daraha Rapp Py-Daniel and Fichberg, 2008, which was only known from its type locality within the Rio Daraá, Brazil, is extended here within the Rio Negro basin to Colombia.
Juan Bogotá-Gregory +3 more
doaj +3 more sources
Abstract Two new species of whiptail catfish, Loricaria (Siluriformes: Loricariidae), were discovered in the Munim and Itapecuru river basins, Maranhão State, northeastern Brazil, through an integrative taxonomic approach combining morphology and mitochondrial DNA.
Ananda. C. Serejo‐Saraiva +4 more
wiley +1 more source
A bristle‐nosed Jurassic ray‐finned fish (Actinopterygii) bears true dermal odontodes on its snout
Teeth show extreme diversity, including tooth‐like dermal odontodes or “skin teeth” in many extant fishes. We describe the anatomy of enlarged tubercles on the snout of Redfieldius, an extinct early Jurassic fish. We found that the tubercles in Redfieldius are dermal odontodes that evolved independently from those of living species. Abstract Comparison
Jack Stack +2 more
wiley +1 more source
Can invasive suckermouth catfish, Hypostomus plecostomus, be used as fishmeal? A potential solution to eradicate it from the Buriganga River, Bangladesh ABSTRACT The sustainable replacement of conventional fish meal (CFM) remains a critical challenge for aquaculture, given its rising cost and limited supply.
Md Jakiul Islam +7 more
wiley +1 more source
Viability of Natural Populations of Hypancistrus Zebra (Siluriformes, Loricariidae), Xingu, Brazil [PDF]
Abstract Hypancistrus zebra is an endemic fish species from the Middle Xingu River and recently included in the Critically Endangered (CR) category in the Red Book List of Endangered Brazilian Fauna that follows IUCN criteria. Given these impacts and the lack of information about the species, it is difficult to assume the viability of natural ...
Liriann Chrisley Nascimento Da Silva +3 more
openaire +1 more source
Fish, Marmelos Conservation Area (BX044), Madeira River basin, states of Amazonas and Rondônia, Brazil. [PDF]
The present study provides a species list of fish from the Marmelos River Area – BX044 in the states ofAmazonas and Rondônia in northern Brazil. During a Rapid Ecological Assessment (REA) performed in October andNovember of 2003, 133 fish species from ...
Camargo, M., Giarrizzo, T.
doaj +4 more sources

