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north shore of Massachusetts Bay, Massachusetts, USA
latitude: 42.491199
longitude: -70.854599
Precision of location: Gauged from chart or map
Site Named Here: By name of island, bay, strait, lake, river, or stream, etc., named in source publication
| Coelogynopora biarmata | 1960 s | below the mid-tide line in very coarse poorly sorted beaches of the north shore of Massachusetts Bay. | ||
| Macroatrium serosum | late 1960 s | 6 m | AMNH No. 937. |