County | Township | Location | Reference Title | Year | Citation |
Cumberland | Harpswell | | The marine algae of Casco Bay | 1911 | Collins, F.S.. 1911. The marine algae of Casco Bay. Proceedings of the Portland Society of Natural History 2(9):257-282 |
Cumberland | Harpswell | | An historical comparison of seaweed populations from Casco Bay, Maine | 1906 | Mathieson, A.C., E.J. Hehre, C.J. Dawes, and C.D. Neefus. 2008. An historical comparison of seaweed populations from Casco Bay, Maine. Rhodora 110(941):1-102 |
| | | A checklist and distributional index of the benthic marine algae of the north Atlantic Ocean | 0 | South, G.R. and I. Tittley. 1986. A checklist and distributional index of the benthic marine algae of the north Atlantic Ocean. |