The following definitions apply to programs and projects operated under subpart C of this part:

(a) Agricultural activity means—

(1) Any activity directly related to the production or processing of crops, dairy products, poultry or livestock for initial commercial sale or personal subsistence;

(2) Any activity directly related to the cultivation or harvesting of trees; or

(3) Any activity directly related to fish farms.

(b) Fishing activity means any activity directly related to the catching or processing of fish or shellfish for initial commercial sale or personal subsistence.

(c) Migratory agricultural worker means a person who, in the preceding 36 months, has moved from one school district to another, or from one administrative area to another within a State that is comprised of a single school district, in order to obtain temporary or seasonal employment in agricultural activities (including dairy work) as a principal means of livelihood.

(d) Migratory child means a child who is, or whose parent, spouse, or guardian is, a migratory agricultural worker, including a migratory dairy worker, or a migratory fisher, and who, in the preceding 36 months, in order to obtain, or accompany such parent, spouse, guardian in order to obtain, temporary or seasonal employment in agricultural or fishing work—

(1) Has moved from one school district to another;

(2) In a State that is comprised of a single school district, has moved from one administrative area to another within such district; or

(3) Resides in a school district of more than 15,000 square miles, and migrates a distance of 20 miles or more to a temporary residence to engage in a fishing activity.

(e) Migratory fisher means a person who, in the preceding 36 months, has moved from one school district to another, or from one administrative area to another within a State that is comprised of a single school district, in order to obtain temporary or seasonal employment in fishing activities as a principal means of livelihood. This definition also includes a person who, in the preceding 36 months, resided in a school district of more than 15,000 square miles, and moved a distance of 20 miles or more to a temporary residence to engage in a fishing activity as a principal means of livelihood.

(f) Principal means of livelihood means that temporary or seasonal agricultural or fishing activity plays an important part in providing a living for the worker and his or her family.