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U. S. Geological Survey Open-File Report 02-002
Geological Framework Data from Long Island Sound, 1981-1990:
A Digital Data Release
1988 MMS Summary Report
Table 4.
| CORE | DOWNCORE SAMPLE DEPTH |
TYPE
OF DIATOM ASSEMBLAGE |
| 88-12 | 10 | marine planktonic |
| 180 | marine planktonic | |
| 420 | marine-brackish benthic | |
| 453 | devoid | |
| 88-13 | 220 | devoid |
| 340 | devoid | |
| 470 | devoid | |
| 88-4 | 375 | devoid |