Steelhead Smolt Outmigration and Survival Study: Pond A8, A7 & A5 Entrainment and Escapement.

The New Almaden Mercury Mining District, established 1845 in the hills south of San Jose, California, was the first mercury mine in the state (Snell 1964). It was located at the headwaters of the Guadalupe River which flows into the Alviso Marsh at Guadalupe Slough and Alviso Slough.