Members Only Area
Bookmark and Share
sidebar menu icon


DAYCAO RIVER. The Daycao River, mentioned as being ten days' travel beyond the most westerly point reached by the Moscoso expedition in 1542, was possibly the Trinity. The name Daycao was said also to have designated an Indian province, possibly the home of the Hasinais in the area of the Trinity.


Rex W. Strickland, "Moscoso's Journey through Texas," Southwestern Historical Quarterly 46 (October 1942). J. W. Williams, "Moscoso's Trail in Texas," Southwestern Historical Quarterly 46 (October 1942). Albert Woldert, "Expedition of Luis de Moscoso in Texas in 1542," Southwestern Historical Quarterly 46 (October 1942).

Margery H. Krieger

Image Use Disclaimer

All copyrighted materials included within the Handbook of Texas Online are in accordance with Title 17 U.S.C. Section 107 related to Copyright and “Fair Use” for Non-Profit educational institutions, which permits the Texas State Historical Association (TSHA), to utilize copyrighted materials to further scholarship, education, and inform the public. The TSHA makes every effort to conform to the principles of fair use and to comply with copyright law.

For more information go to:

If you wish to use copyrighted material from this site for purposes of your own that go beyond fair use, you must obtain permission from the copyright owner.


The following, adapted from the Chicago Manual of Style, 15th edition, is the preferred citation for this article.

Margery H. Krieger, "DAYCAO RIVER," Handbook of Texas Online (, accessed December 01, 2015. Uploaded on June 12, 2010. Published by the Texas State Historical Association.