Bolsa Chica Ecological Reserve is a nature reserve in the city of Huntington Beach, California. It is designated by the California Department of Fish and Game to protect a coastal wetland, with its resident threatened and endangered species. "Bolsa Chica" means "little bag" in Spanish, as the area was part of a historic Mexican land grant named Rancho La Bolsa Chica. The Reserve is also called many other names, including Bolsa Chica Lowlands, Bolsa Chica Wetlands, and Bolsa Chica Wildlife Refuge.