What are the four types of shotgun actions?

The correct answer identifies the four types of shotgun actions that are common in the realm of firearms. Understanding these various actions helps in selecting the right shotgun for different purposes, such as hunting or competitive shooting.

Hinge actions are typically found in break-open shotguns, where the barrels are hinged at the receiver to open for reloading. This design is known for its simplicity and reliability. The pump action operates by manually cycling the forend, which ejects the spent shell and chambers a new round; it's favored for its speed and ease of use. The bolt action, while more common in rifles, is sometimes seen in specialized shotguns and involves manually operating the bolt to load and unload shells. Lastly, the semi-automatic action allows for quicker follow-up shots as each shot cycles the action automatically, chambering a new shell after each pull of the trigger.

By identifying these actions, one gains insight into the versatility and mechanics of shotguns, which is crucial knowledge for a wildlife officer. Understanding the operational mechanics of these different actions enhances safety and effectiveness in the field.