Specimens were collected from a creek and in wide open environments, as river channels and bays of the upper Rio Paraguay basin in the periodically flooded areas known as the Pantanal. Known to be a zooplanktivore which also eats insects. Stomach contents predominantly has microcrustaceans (cladocerans, copepods and ostracods); insects (ephemeropterans, coleopterans and hemipterans); and/or small amounts of water mites, rotifers, fish scales, bryozoans, unidentified eggs, detritus, and sand .
Physical description for Entomocorus Radiosus is currently being compiled.
Behavioural data for Entomocorus Radiosus is currently being reviewed.
Freshwater; pelagic. Tropical South America: Rio Paraguay.
The following diseases are known to affect Entomocorus Radiosus.
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