The advanced search allows you to use multiple search criteria to narrow your search results.
There are two components to the Advanced Search:
1. Base Search Criteria:
Click on the
to use multiple types of base search criteria. For some helpful search hints, like using wildcards % or
*, click on the
2. Spatial Search Criteria:
You can also narrow your search to a specific geographic area by
selecting one of the radio buttons and selecting or entering the
relevant information. If you choose both Basic Search Criteria and
Spatial Search Criteria both criteria will be applied to the search.
For the results of the search, the default is to list collections
using the Theme View. To search for all detailed metadata records
uncheck the Theme View checkbox.
to use multiple types of base search criteria. For some helpful search hints, like using wildcards % or
*, click on the 
