Coordinated feeding behavior of the Guiana dolphin, Sotalia guianensis (Cetacea: Delphinidae), in southeastern Brazil: a comparison between populations

Autor: Elaine C. da S. Oliveira, Rodrigo H. Tardin, Fabiana R. Poletto, Sheila M. Simão

Publikováno v: Zoologia (Curitiba), Vol 30, Iss 6, Pp 585-591 (2013)

The coordinated feeding tactics used by delphinids are influenced by differences in the distribution of prey species, season, and opportunities for social learning. In the present study, we compared the coordinated feeding behavior of two populations

Externí odkaz: https://doaj.org/article/b44ee17a565f43388d0298e25a8d5b2c

Feeding and social behavior of the piabanha, Brycon devillei (Castelnau, 1855) (Characidae: Bryconinae) in the wild, with a note on following behavior

Autor: Pedro G Azevedo, Rafael M. C Melo, Robert J. Young

Publikováno v: Neotropical Ichthyology, Vol 9, Iss 4, Pp 807-814 (2011)

Knowledge concerning the behavior of wild freshwater fishes in Brazil is restricted to a few studies, despite such studies being able to answer fundamental questions about conservation. Species of Brycon are amongst the most threatened in the Neotrop

Externí odkaz: https://doaj.org/article/7eb738cdf68b41fd896d6f2bbd63c8a3

Oportunismo alimentar de Knodus moenkhausii (Teleostei, Characidae): uma espécie abundante em riachos do noroeste do Estado de São Paulo, Brasil Feeding opportunism of Knodus moenkhausii (Teleostei, Characidae): an abundant species in streams of the northwestern in the state of São Paulo, Brazil

Autor: Mônica Ceneviva-Bastos, Lilian Casatti

Publikováno v: Iheringia: Série Zoologia, Vol 97, Iss 1, Pp 7-15 (2007)

O objetivo deste estudo foi investigar a biologia alimentar de Knodus moenkhausii (Eigenmann & Kennedy, 1903) em riachos do Alto rio Paraná no Estado de São Paulo. Em oito riachos (R1-R8), K. moenkhausii se alimentou de 18 itens, dos quais algas, n

Externí odkaz: https://doaj.org/article/3dfa4712a14f46bb85f8f497432afd8a

Functional trophic composition of the ichthyofauna of forest streams in eastern Brazilian Amazon

Autor: Jansen Zuanon, Gabriel Lourenço Brejão, Pedro Gerhard

Publikováno v: Repositório Institucional da UFPA
Universidade Federal do Pará (UFPA)
instacron:UFPA
Neotropical Ichthyology, Iss ahead, p 0 (2013)
Neotropical Ichthyology v.11 n.2 2013
Neotropical ichthyology
Sociedade Brasileira de Ictiologia (SBI)
instacron:SBI
Neotropical Ichthyology, Vol 11, Iss 2, Pp 361-373 (2013)
Neotropical Ichthyology, Volume: 11, Issue: 2, Pages: 361-373, Published: 18 JUN 2013
Repositório Institucional do INPA
Instituto Nacional de Pesquisas da Amazônia (INPA)
instacron:INPA

This study aimed to describe the functional organization of the ichthyofauna of forest streams from northeastern Pará State, Brazil, based on behavioral observation of species' feeding tactics. Seven streams were sampled between June and November, 2

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c9c13e453fe02a2043d828b079a0c44c
https://doi.org/10.1590/s1679-62252013005000006

A natural experiment of dietary overlap between introduced Rainbow Trout (Oncorhynchus mykiss) and native Puyen (Galaxias maculatus) in the Santa Cruz River, Patagonia

Autor: Marina Beatriz Tagliaferro, Miguel Pascual, Ivan Arismendi, Julio L. Lancelotti

Diet overlap between the native Puyen (Galaxias maculatus) and juvenile exotic Rainbow Trout (Oncorhynchus mykiss) was studied in 52 sites located along 306 km of the mainstem of the Santa Cruz River, one of the largest rivers in Patagonia. The relat

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::caa62bcd7508e57e82a7018d48636993
http://link.springer.com/article/10.1007/s10641-014-0360-6