Important Bird Areas

Santa Barbara Basin, CA

California

The Santa Barbara Basin, CA IBA occupies 615,079 hectares of pelagic open water habitat. The IBA is located in the Southern California Bight ecoregion. Santa Barbara Basin is located between the California Coast and the Channel Islands, specifically Santa Rosa and Santa Cruz Islands. It is a shallow nearshore basin with a sill depth of 475 meters and a maximum depth of 627 meters.

It is owned and managed as: state-other, and has the following primary uses: fisheries/aquaculture-other, military-other, tourism/recreation-other, oil extraction, and ports.

Santa Barbara Basin, CA is an IBA for the following species: Western Gull. It contains an estimated 31,100 Western Gull (breeding).

Ornithological Summary

Santa Barbara Basin, CA is an IBA for the following species: Western Gull. It contains an estimated 31,100 Western Gull (breeding). These surveys were conducted between 1975 and 2006.

Ownership

The Santa Barbara Basin, CA IBA is owned and managed as: state-other.

Habitat

The Santa Barbara Basin, CA IBA is characterized by the following habitat types: open water. The IBA is located in the Southern California Bight ecoregion. Extensive upwelling occurs in the spring and summer due to the interaction between the California Current system and the westerlies. This upwelling brings cold, nutrient rich water to the surface of the basin. The weather is considered a Mediterranean climate which is characterized by cool, wet winters with a few large storms providing most of the yearly rainfall. The surface waters are oxygen rich at the surface, providing an abundance of life, while the oxygen levels are much lower at the bottom. The basin has gentler slopes of most submarine canyons.

Land Use

The Santa Barbara Basin, CA IBA is used for: fisheries/aquaculture-other, military-other, tourism/recreation-other, oil extraction, and ports.