Seasonal variations in the population of Vespidae (Insecta: Hymenoptera) of Swat Pakistan
Muhammad Rasool, Muhammad Zahid and Muzafar Shah
Wasps belonging to the family Vespidae were collected from April, 2016 to November, 2016. The collection was made from different localities of District Swat and a total of 1397 specimens belonging to the family Vespidae were captured. The members of the subfamily Vespinae made their appearance in the month of April and their population increased up to the month of September and then gradual decrease in the population occurred. Some species of the Vespinae like Vespa velutina were collected from April to November. The Polistinae species first appeared in the area in the month of May increases in number up to September and then decline suddenly. The members of the Polistinae were recorded from May to October. The individuals belonging to the subfamily Eumeninae were only collected in the Months of July, August and September.