; (6) numerous studies have made it clear that nesting structures, in particular hen houses , are the most efficient and cost-effective tool for increasing nest success; and (7) providing incentives to private landowners to establish nesting cover, create or restore brood ponds, and provide brood water is a priority to enhance production of mallards, gadwalls, and other breeding ducks in California. (b) Grant programs (1) Hen house grant program (A) In general The Secretary shall establish a competitive grant program to award amounts to eligible entities to strategically place, build, and maintain hen houses in the prairie pothole region for the purpose of improving the nesting success rates of populations of species of migratory waterfowl. (B) Applications To be eligible for a grant under this paragraph, an eligible entity shall submit to the Secretary an application in such form, at such time, and containing such information as the Secretary determines appropriate. (2) Breeding habitat grant program (A) In general The Secretary shall establish a competitive grant program to award amounts to eligible entities to develop breeding habitat for species of migratory waterfowl within California for the purpose of enhancing the breeding success rates of populations of species of migratory waterfowl, including by— (i) establishing nesting cover; (ii) creating brood ponds; and (iii) providing incentives to willing landowners to carry out the activities described in this subparagraph on land under the control of such landowners within California. (B) Applications To be eligible for a grant under this paragraph, an eligible entity shall submit to the Secretary an application in such form, at such time, and containing such information as the Secretary determines appropriate. (c) Definitions In this section: (1) Eligible entity The term eligible entity means— (A) a State, local, or Tribal government; (B) a nonprofit organization