This major category includes occupations concerned with propagating, growing, caring for, and gathering plant, animal, and fish life and products; and caring for parks, gardens, forests, and grounds. Excludes professional and scientific occupations in agriculture, fishery, and forestry.

This subcategory includes occupations concerned with tilling soil; propagating, cultivating, and harvesting plant life; gathering products of plant life; and caring for parks, gardens, and grounds.

This subcategory includes occupations concerned with breeding, raising, maintaining, gathering, and caring for land animals, collecting their products, and providing services in support of these activities.

This subcategory includes occupations concerned with seeding, cultivating, transplanting, stocking, catching, or gathering aquatic life.

This subcategory includes occupations concerned with developing, maintaining, and cultivating forests and woodlands, and harvesting their products. Excludes occupations concerned with cultivating ornamental trees, shrubs, and flowers.