Iowa Admin. Code r. 571-93.3
In addition to definitions contained in Iowa Code section 481 A. 1, as used in this chapter:
"Bredin captivity" or "captive-reared" refers to waterfowl, including eggs hatched in captivity from parents that mated or otherwise transferred gametes in captivity.
"Captivity" means that live waterfowl are held in a controlled environment that is intensively manipulated by man for the purpose of producing waterfowl of selected species, and that has boundaries designed to prevent waterfowl, eggs or gametes of the selected species from entering or leaving the controlled environment. General characteristics of captivity may include, but are not limited to, artificial housing, waste removal, health care, protection from predators, and artificially supplied food.
"Waterfowl" means any goose, brant, or duck.
Iowa Admin. Code r. 571-93.3