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Assessing the diet and trophic niche breadth of an omnivorous fish (Glanidium ribeiroi) in subtropical lotic environments: Intraspecific and ontogenic responses to spatial variations
(2019-01-01)
The diet of Glanidium ribeiroi was investigated in lotic stretches downstream from a cascade of reservoirs to determine how it responds to intraspecific and environmental variations. Monthly sampling was performed from ...
Isotopic niche plasticity in a marine top predator as indicator of a large marine ecosystem food web status
(Elsevier Science, 2021-07)
As marine ecosystems are harvested or modified by anthropogenic or natural factors, there is an increasing demand for indicators of trophic web health or status. The Magellanic Penguin (Spheniscus magellanicus) is a widely ...
Caracterização do nicho alimentar do polvo octopus insularis (cephalopoda: octopodidae): da população ao indivíduo
(Universidade Federal do Rio Grande do NorteBRUFRNPrograma de Pós-Graduação em EcologiaBioecologia Aquática, 2012-04-18)
Octopus insularis, target species in this study, is the dominant benthic octopus of the North and Northeast Brazil. Studies on behavior and ecology of the species have been conducted primarily on oceanic islands, with ...
Mudanças ontogenéticas na dieta de Oreochromis niloticus and Tilapia rendalli da represa de Barra Bonita (rio Tietê, Estado de São Paulo, Brasil)
(2012-07-11)
The Nile Tilapia, Oreochromis niloticus, and the Congo Tilapia, Tilapia rendalli, are important members of the African cichlids, and have been introduced to many Brazilian lakes and reservoirs. These species exhibit a large ...
Food habits of Brazilian boid snakes: overview and new data, with special reference to Corallus hortulanus
(Brill Academic PublishersLeidenHolanda, 2009)
Feeding ecology of the green-cheeked parakeet, pyrrhura molinae (Psittaciformes, psittacidae), in a subtropical forest of Argentina
(Universidade do Vale do Rio dos Sinos, 2021-02)
Although there are studies on certain aspects of the feeding ecology of several species of Neotropical parrots, there is scarce ecological information about Pyrrhura molinae – a Psittacidae species which is widely distributed ...
Ecologia espacial e trófica de uma população antártica de petrel-gigante-do-sul Macronectes giganteus (Gmelin, 1789)
(Universidade do Vale do Rio dos Sinos, 2019-03-27)
The breeding season is a critical moment in the life history of a seabird. Due to the need of alternate between self-feeding foraging trips and trips to attend the nest, individuals suffer restrictions upon their foraging ...