Results 51 to 60 of about 567 (125)

Rediscovery of Rhyacoglanis pulcher (Boulenger, 1887) (Siluriformes: Pseudopimelodidae), a rare rheophilic bumblebee catfish from Ecuadorian Amazon. [PDF]

open access: yesPLoS One, 2023
Chuctaya J   +7 more
europepmc   +1 more source

Ural centrum in Siluriformes [PDF]

open access: yes, 2004
23 p. : ill. ; 26 cm.Includes bibliographical references (p. 15-17).A well-developed second ural half-centrum is a peculiar characteristic of the caudal skeleton of certain siluriforms, not seen in other Recent ostariophysans.
Ng, Heok Hee., Pinna, Mário C. C. de.
core  

Varia??o vertical e nictemeral do ictiopl?ncton na calha principal do M?dio Rio Uruguai, Brasil [PDF]

open access: yes, 2017
The ichthyoplankton studies develops an extreme important role on rivers? ecosystem, consisting an essential relation between species in organisms? trophic web, and at its primary production in food chain.
Paniz, Uelinton Greisson
core  

Ictiofauna en el Arroyo Grande de Corozal; primer registro de 12 especies de peces para el departamento de Sucre, Colombia [PDF]

open access: yes, 2016
In order to increase knowledge of the fish species richness of the department of Sucre, during the months of February and June 2013, capture of the fish fauna were made in the lower stretch of Arroyo Grande de Corozal.
ANAYA B, LUIS CARLOS   +2 more
core   +1 more source

ECOMORFOLOGIA DE PREDAÇÃO E ANTIPREDAÇÃO EM SILURIFORMES (OSTEICHTHYES) [PDF]

open access: yes, 2010
Ecomorphology is the branch of the ecology that searches for the relations between the morphologic and ecological aspects. In this context, the implications of the functional morphology of predation and antipredation external structures can indicate the ...
Goulart, Erivelto, Kirchheim, Pablo Davi
core   +1 more source

Seleção de fêmeas de Pseudopimelodus mangurus, Pimelodus maculatus e Prochilodus lineatus aptas à reprodução através da ultrassonografia

open access: yes, 2021
The aim of this study was to stablish a methodology to female able to spawn selection and sexing by ultrasonography for the neotropical catfishes Pseudopimelodus mangurus and Pimelodus maculatus. Fish were anesthetized and then measured for its weight, length, height, width of the body giving rise to biometric data: 1.061 ± 0.452 kg, 34.886 ± 5.291 cm,
openaire   +1 more source

DNA barcoding reveals micro-evolutionary changes and river system-level phylogeographic resolution of African silver catfish, Schilbe intermedius (Actinopterygii: Siluriformes: Schilbeidae) from seven populations across different African river systems [PDF]

open access: yes
Background. Under the tropics, less than 40% of known fishes are identified to species-level. Further, the ongoing global change poses unprecedented threat to biodiversity, and several taxa are likely to go extinct even before they could be described ...

core   +1 more source

PROSTHENHYSTERA OBESA (DIESING, 1850) (DIGENEA, CALLODISTOMIDAE) DEL RÍO SÃO FRANCISCO, BRASIL: NUEVOS REGISTROS DE HOSPEDEROS Y SUS PARÁMETROS ECOLÓGICOS [PDF]

open access: yes, 2012
Prosthenhystera obesa (Diesing, 1850) (Digenea, Callodistomidae), parasitizes the gall bladder of freshwater fish and was first found in Leporinus reinhardti Lütken, 1875 (Characiformes, Anostomidae) and Pimelodus pohli Ribeiro & Lucena, 2006 ...
Brasil-Sato, Marilia de Carvalho   +2 more
core   +1 more source

Peces de agua dulce de la provincia de Buenos Aires, Argentina [PDF]

open access: yes, 2015
La ictiología de agua dulce en nuestro país ha tenido un enorme desarrollo a partir de publicación de “Los Peces de Agua Dulce de la Argentina" (Ringuelet et al., 1967). Este trabajo reúne la mayor parte del conocimiento taxonómico y biológico disponible
Almirón, Adriana Edith   +2 more
core  

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