Metadata and Methods

The following are the Metadata and Methods information available for datasets offered in the SacPAS database.

Metadata

• Delta Smelt Metadata
• GrandTab, California Central Valley Chinook Escapement Database Metadata
• Juvenile Sampling & Monitoring Metadata (rotary screw traps, trawls, beach seines)
• River Conditions Metadata
• Salvage and Loss Metadata

Methods

Methods and background information for data aggregation, processing, and calculations in SacPAS Data & Alerts products.

• Chinook Salmon Loss Estimation for Skinner Delta Fish Protective Facility and Tracy Fish Collection Facility, 7/9/2018 CDFW (external link)
• Exposure Index Methods and Explanation of Summary Table Fields
• Hydrologic Classification Indices (HCI) Methods
• Juvenile Production Estimates (JPE) Methods from JPE Letters
• OMR Tidally Filtered Flow and Index (OMRI) Calculations as performed by SacPAS
• Smolt-to-Adult Ratio (SAR) estimates for CWT Methods