1. The staple food of the Irish Water Spaniel should be dog food. During this period, other snacks, canned food, meat and other foods can be fed. 2. Adult Irish Water Spaniels are fed 2-3 times a day, and minors are fed 2-3 times a day. The Irish Water Spaniel is fed 3-4 times a day. 3. The daily feeding quantity should be determined according to the Irish Water Spaniel’s weight and feeding frequency. It is taboo to feed too much at one time. 4. Add meat to the Irish Water Spaniel every week. categories, vegetables and fruits.