Eristalis stipator - Yellow-shouldered Drone Fly

  • Yellow-shouldered Drone Flies are aquatic filter feeders commonly referred to as “rat-tailed maggots”. 
  • Eristalis stipator ranges throughout the United States, and in warmer climates can be found throughout the year.
  • Adult Eristalis, including Eristalis stipator, bear some resemblance to male honeybees, which is why they are called “Drone Flies”.
Image: 
Eristalis stipator
Taxonomic Name: 
Eristalis stipator
Common Name: 
Yellow-shouldered Drone Fly