 Prey is captured using thoracopods I, then retained by thoracopods II-IV, and crushed by its cuticle by mandibles, finally C. pengoi sucks the prey body contents.Fishhook waterfleas reproduce asexually during the summer, which produces a quick rise in population.When conditions are inhospitable, "C. pengoi" will undergo sexual reproduction, producing resting eggs that can over-winter and repopulate the lake quickly in the spring.