Pictures of parent-child fishing, father and son catching the sea, etc. Photos of father and son catching fish can be titled "Father and Son Fishing Pictures", "Father and Son on the Sea", etc., which can not only show that father and son are doing activities together, but also reflect the theme of catching fish. Methods for naming photos or activities: simple and clear, easy to remember and spread; the theme name should be related to the activity or photo, and can accurately express the nature and purpose of the activity or photo.