The food and feeding relationships of larval and 0+ year juvenile fishes in lowland rivers and connected waterbodies. I. Ontogenetic shifts and interspecific diet …
Many fish species are zooplanktivorous at the onset of exogenous feeding, but distinct shifts
in their foraging biology may occur with development. This study investigated the food and
feeding relationships of the larvae and 0+ year juveniles of 13 fish species in 'main
river','marina'and 'pond'macrohabitats in the lower River Trent, England. Young larvae had
narrow diet spectra, with feeding diversity and the importance of species‐specific traits
increasing with development. Two main ontogenetic shifts in diet were differentiated …
in their foraging biology may occur with development. This study investigated the food and
feeding relationships of the larvae and 0+ year juveniles of 13 fish species in 'main
river','marina'and 'pond'macrohabitats in the lower River Trent, England. Young larvae had
narrow diet spectra, with feeding diversity and the importance of species‐specific traits
increasing with development. Two main ontogenetic shifts in diet were differentiated …
The food and feeding relationships of larval and 0+ year juvenile fishes in lowland rivers and connected waterbodies. II. Prey selection and the influence of gape
The relative importance of taxa‐and size‐specific prey selection, and the influence of gape
on the prey consumed by the larvae and 0+ year juveniles of four fish species were
investigated in 'main river','marina'and 'pond'macrohabitats in the lower River Trent,
England. A general sequence of ontogenetic shifts in food consumption was reflected in the
electivity indices of particular prey taxa, partly due to the restrictions imposed by the gape of
0+ year fishes. Certain taxa, however, were consistently selected over others, irrespective of …
on the prey consumed by the larvae and 0+ year juveniles of four fish species were
investigated in 'main river','marina'and 'pond'macrohabitats in the lower River Trent,
England. A general sequence of ontogenetic shifts in food consumption was reflected in the
electivity indices of particular prey taxa, partly due to the restrictions imposed by the gape of
0+ year fishes. Certain taxa, however, were consistently selected over others, irrespective of …
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