Because an understanding of aquatic bioaccumulation of human pharmaceuticals in Latin
America is limited, this area was recently identified as a priority environmental quality …

The existence of daily rhythms under light/dark (LD) cycles in plasma cortisol, blood glucose
and locomotor and self-feeding activities, as well as their persistence (circadian nature) …

Non-native freshwater fishes may spread via estuaries, invading nearby basins. The
Brazilian natives Rhamdia quelen and Geophagus brasiliensis, and the worldwide …

Se analizó el comportamiento de la abundancia, la relación peso–longitud y el índice
gonadosomático de Pterygoplichthys pardalis en el río Palizada en Campeche, México. Se …

The silver catfish, Rhamdia quelen, is endemic to North, Central and South America with
high aquaculture potential and wide acceptance in the market. Breeder fish were subjected …

Light plays a key role in the development of biological rhythms in fish. Recent research in
Senegal sole has revealed that spawning and hatching rhythms, larval development, and …

Behavioral rhythms of the Nile tilapia were investigated to better characterize its circadian
system. To do so, the locomotor activity patterns of both male and female tilapia reared …

O objetivo do trabalho foi determinar a época de reprodução, a fecundidade, o tipo de
desova e os aspectos alimentares de Rhamdia quelen em rios da Mata Atlântica no Núcleo …

Nonnative species are often perceived to cause the decline or impede management and
recovery of native species, yet the ability to quantify the ecological impacts of nonnative …

The immune modulating activity of β-glucan on aquatic species has been a matter of intense
investigation. Here, we aimed to investigate the effect of β-glucan on wound healing of silver …