Results 41 to 50 of about 15,184 (259)
Mutilating predation in the Cheirodontinae Odontostilbe pequira (Characiformes: Characidae) [PDF]
We observed individuals of Odontostilbe pequira, a small characid, approaching and biting individuals of larger-bodied fishes of other species. This observation was made in two clear water headwater streams of the Cuiabá basin, Paraguay River system, located in Nobres, Mato Grosso State, Brazil, which led us to investigate the behavioral interactions ...
Diones Krinski +4 more
openaire +8 more sources
En el presente trabajo se describe sobre la diversidad en tres cuerpos de agua de la cuenca alta del río Itaya, concesión de conservación de la universidad científica del Perú, en una evaluación rápida en los meses de junio y julio del 2012.
Javier del Águila Chávez +3 more
doaj +3 more sources
Published as part of Phillip, Dawn A. T., Taphorn, Donald C., Holm, Erling, Gilliam, James F., Lamphere, Bradley A. & López-Fernández, Hernán, 2013, Annotated list and key to the stream fishes of Trinidad & Tobago, pp.
Phillip, Dawn A. T. +5 more
openaire +1 more source
The complete mitochondrial genome sequences of five Otophysi species (Vertebrata, Teleostei)
Complete mitochondrial genomes of the characiform fishes Astyanax fasciatus, Astyanax altiparanae, Hoplias malabaricus (Karyomorph A) and the Gymnotiformes species Gymnotus sylvius and Gymnotus cuia were characterized in the present study.
Rodrigo Milan Calegari +5 more
doaj +1 more source
As enchentes anuais dos rios na Amazônia alagam extensas áreas de floresta conhecidas como várzeas ou igapós. Estas áreas têm papel importante na vida dos peixes da região, pois são fontes de alimento e de abrigo.
Luiz Claro-Jr +3 more
doaj +1 more source
CHARACIFORMES Characidae. Primary. Astyanax aeneus (Günther, 1860). Banded tetra, sardina. Native. Departments: Atlántida, Choluteca, Colón, Comayagua, Copán, Cortés, El Paraíso, Francisco Morazán, Gracias a Dios, Intibucá, La Paz, Olancho, Santa Bárbara, Valle and Yoro.
Matamoros, Wilfredo A. +2 more
openaire +2 more sources
In the present study, the complete mitochondrial DNA sequence of was determined for the first time. The mitochondrial genome of Lebiasina astrigata is a circular molecule of 16,899 bp in size and contains 13 protein-coding genes, 2 rRNA genes, 22 tRNA genes, and 2 control regions. The base composition is 30.02% for A, 15.34% for G, 27.24% for C, and 27.
Fang Meng +7 more
openaire +3 more sources
Background With nearly 1,100 species, the fish family Characidae represents more than half of the species of Characiformes, and is a key component of Neotropical freshwater ecosystems.
Vari Richard P +7 more
doaj +1 more source
A phylogenetic analysis of Brycon and Henochilus (Characiformes, Characidae, Bryconinae) based on the mitochondrial gene 16S rRNA [PDF]
The genus Brycon, the largest subunit of the Bryconinae, has 42 valid species distributed from southern Mexico to the La Plata River in Argentina. Henochilus is a monotypic genus, comprising a single species (H.
HILSDORF, Silva +3 more
core +2 more sources
Ocorrência de ovos e larvas de Characiformes migradores no Rio Negro, Amazonas, Brasil [PDF]
A ocorrência de ovos e larvas de sete espécies de Characiformes migradores em estágio de larval vitelino, pré-flexão e flexão, é descrita pela primeira vez para o rio Negro. É discutida a possibilidade de desova dessas espécies neste sistema pela fase de
Edinbergh Caldas de OLIVEIRA +1 more
doaj +1 more source

