The 1990 National Shellfish Register of Classified Estuarine Waters.
| Other author | United States. Ocean Assessments Division. Strategic Assessment Branch. |
| Format | Book |
| Publication | Rockville, Md. : Strategic Assessment Branch, Office of Oceanography and Marine Assessment, National Ocean Service, National Oceanic and Atmospheric Administration, [1991] |
| Description | 100 pages : illustrations, (some color) ; 23 cm |
| Subjects |
| Variant title | Nineteen ninety National Shellfish Register of Classified Estuarine Waters |
| General note | "July 1991." |
| General note | Shipping list no.: 92-014-P. |
| General note | GPO Cataloging Record Distribution Program (CRDP). |
| Bibliography note | Includes bibliographical references (pages 52-59). |
| GPO item number | 0192 |
| Govt. docs number | C 55.402:ES 8/5 |