Theme keyword thesauri specified in the metadata

6378	USGS Thesaurus
12	USGS thesaurus

5	Alexandria Digital Library Feature Type Thesaurus

2421	Data Categories for Marine Planning

1932	Marine Realms Information Bank (MRIB) keywords
1045	Marine Realms Information Bank (MRIB) Keywords
1	Marine Realms Information Bank keywords

841	Coastal and Marine Ecological Classification Standard (CMECS)
5	Coastal and Marine Ecological Classification Standard

5711	`None`
892	`Global Change Master Directory (GCMD)`
281	`NASA/Global Change Master Directory (GCMD) Earth Science Keywords, Version 6.0.0.0.0`
281	`NASA/Global Change Master Directory (GCMD) Instrument Keywords`
235	`General`
200	`none`
173	`GCMD Instrument`
165	`Global Change Master Science Directory`
95	`Global Change Master Science Directory (GCMD)`
38	`NASA Thesaurus`
32	`Global Change Master Directory (GCMD)`
20	`ISO Topic Keywords 19115`
17	`National Agricultural Library Thesaurus`
16	`http://remotesensing.usgs.gov/`
15	`Ocean Chemistry`
14	`National Park Service Theme Category Thesaurus`
13	`Global Change Master Directory (GCMD) Science`
13	`GCMD Providers`
11	`NASA/Global Change Master Directory (GCMD) Earth Science Keywords. Version 5.3.3`
10	`http://remotesensing.usgs.gov`
9	`Global Change Master Directory`
9	`The National Map Collection Thesaurus`
5	`Global Change Master Science Directory (GCMD)`
3	`Cape Hatteras National Seashore Thesaurus`
2	`DATA SET LANGUAGE`
2	`Global Change Master Directory (GCMD) INSTRUMENT`
2	`Global Change Master Directory (GCMD) SCIENCE PARAMETERS`
1	`Marine Realm Information Bank (MRIB)`
1	`Global Change Master Directory (GCMD) Science Keywords v. 6.0.0.0.0`
1	`Global Change Master Directory (GCMD) PROJECT`
1	`Tri-Service Spatial Data Standard`
1	`PROJECT`
1	`GCMD SCIENCE PARAMETERS`
1	`None.`
1	`Geographic Names Information System`
1	`GEOnet Names Server (GNS)`
1	`MECS`
1	`NONE`
1	`GEBCO`
1	`GCMD INSTRUMENT`