These flies ate variously referred to as vinegar flies, pomace flies, banana flies, sour flies, vinegar gnats, and lesser fruit flies. Fruit flies are of concern both as nuisance pests and as serious contaminators of food. These flies cause a high percentage of the insect contamination of fruit and fruit products.
• There are several species of fruit flies, which are similar in appearance.
• Adults may be dull yellowish, brownish yellow, or brownish black in color and range from 1/10 to 1/5 inch long.
• Most species have red eyes