Feeding habits and reproductive biology of the introduced fish Pseudoxiphophorus bimaculatus (Cyprinodontiformes: Poeciliidae) in a spring in central Mexico
Introduction: Pseudoxiphophorus bimaculatus is a fish native to the Mesoamerican Atlantic slope from Mexico to Nicaragua. This species has been introduced into aquatic ecosystems in central Mexico, impacting biodiversity through competition, predation and habitat modification. Objectives: To evaluate the trophic strate...