shooting range
Area that faces the targets, which includes the shooting stations.
trench 
Ditch that is about 6.5 ft deep where the trap machines are stationed; it is 16 yd from the shooting station.
shooting station 
Area where the competitors stand to shoot at the targets.
shooter 
Person who practices shotgun shooting or participates in a competition.
assistant referee 
Official who checks whether or not the target has been hit; if it was not hit, the assistant referee reports this fact immediately.
chief range officer 
Official who is in charge of calling the shooters to their positions; this individual also verifies the compliance of the equipment and the shooting positions.
chief referee 
Official who is in charge of all technical and logistical aspects of the competition.
scorer 
Official who marks the shooters’ results on score sheets and on the scoreboard.