Eurimyia stipata
Eurimyia stipata, the long-nosed swamp fly, is a very common species of syrphid fly observed across northern North America. Syrphid flies are also known as Hover Flies or Flower Flies because the adults are frequently found hovering  around flowers from which they feed on nectar and pollen. Adults are  long with a striped scutum and sawtooth yellow abdominal spots . Larvae of this genus are aquatic. References

Hoverflies
Eristalini
Diptera of North America
Insects described in 1849