Data obtained by direct observation of organisms in their natural habitats can provide
valuable contributions regarding intra-and inter-specific interactions, as well as spatial …

This study tested the hypothesis that the flood pulse affects the diet composition and the
niche breadth of Moenkhausia forestii, a small characid fish inhabiting the littoral zone of …

The diet patterns of three Nothobranchius species (N. furzeri, N. orthonotus and N. rachovii),
small, short‐lived annual killifish from temporary pools in African savannah were …

The feeding habits of co-occurring gadid species Atlantic cod (Gadus morhua) and
Greenland cod (Gadus ogac) in coastal Newfoundland waters, examined using stable …

This study evaluated the effect of seasonality on diet composition and overlap in fish species
inhabiting the littoral zone of a small lake. We analyzed whether the way the species exploit …

The genus Epomis is represented in Israel by two species: Epomis dejeani and Epomis
circumscriptus. In the central coastal plain these species are sympatric but do not occur in …

The hydrological regime leads to fluctuations in the availability of food resources for fish,
which may reflect in their diet variation. Our main goal was to analyze the relationship …

The cardinal tetra Paracheirodon axelrodi is a species of the family Characidae of great
interest as an ornamental fish. Many aspects of the biology of this species are still unknown …

Chemical communication can induce a multitude of behaviours when detected by fish
olfactory systems, from parental care, predation and alarm signalling, to foraging, schooling …

Resource partitioning is important for species coexistence. Species with similar
ecomorphology are potential competitors, especially when phylogenetically close, due to …