Bathymetric map [electronic resource] : Gulf of Mexico, Walker Ridge / National Ocean Service.
Author: United States. National Ocean Service.
Publisher: Washington, D.C. : U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Ocean Service, 1984.
Description: 1 map : digital, PDF file
Subject: Fishing Texas Maps.
Gulf Coast (Tex.) Bathymetric maps.
Notes: Depths shown by isolines, soundings, and gradient tints.
Title from title screen (viewed on Feb. 13, 2008).
Includes evaluation of survey accuracy, depth gradient diagram, NOS survey index, and location diagram.
"NOS NG 15-6."