US Patent 10292375 Pupae emergence apparatus

An apparatus may include a vessel having an interior space to receive water and insect pupae. The apparatus may include a release container connected to the vessel and a sensor positioned proximate to the release container to detect an adult insect passing by the sensor and into the release container. A shutter may be positioned proximate to an entrance to the release container. The shutter may have an open position and a closed position to control access between the vessel and the release container.