411 REFERENCE · Wiktionary
Mare Island
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
From Spanish es Isla de la Yegua Island of the Mare, named by General Mariano Guadalupe Vallejo, the Mexican Commandante for Northern California, whose prized white mare was found on the island, having swum ashore after having been lost.
Proper noun
mare island
A peninsula in Vallejo, California, United States, northeast of San Francisco.