which was the expedition he was part of?
Central Valley, Stanislaus River
Gabriel Moraga
 the Central Valley of California. He led the first official Spanish expeditions to explore the valley in 1806–1808. Many of the names which Moraga gave to places in the region (especially rivers) have survived, often in shortened and/or anglicized form:


Not all of Moraga's place names have survived. Today's Stanislaus River was named "Rio de Nuestra Señora de Guadalupe" by Moraga. 
who is jessica chastain? She is an American actress and producer where was she born? Sacramento, California what are some museums located in this place? The Crocker Art Museum, California State Railroad Museum what happened to this place during spanish period? The Spanish explorer Gabriel Moraga encountered and named the Sacramento Valley and the Sacramento River. where was this explorer from? Mexico how did he start his early career? comisionado (military administrator)
wiki:13844883
Gabriel Moraga [SEP] Central Valley
Gabriel Moraga was one of the first Europeans to see the Central Valley of California. He led the first official Spanish expeditions to explore the valley in 1806–1808. Many of the names which Moraga gave to places in the region (especially rivers) have survived, often in shortened and/or anglicized form: Not all of Moraga's place names have survived. Today's Stanislaus River was named "Rio de Nuestra Señora de Guadalupe" by Moraga. Even at the early date of Moraga's expedition, the name was redundant. Today's Guadalupe River was named in 1776 by the de Anza expedition.