CAUTION - QUALITY OF BATHYMETRIC DATA

The areas represented by the object M_QUAL (Quality of Data) are approximate due to 
generalizing for clarity. Caution is advised, particularly for nearshore navigation or voyage 
planning. M_QUAL represents areas of uniform quality of bathymetric data. The CATZOC 
(Category of Zone of Confidence in Data) attribute of M_QUAL provides an assessment of 
the overall zone of confidence.
