County

Cumberland
Hancock
Knox
Lincoln
Unknown
Washington
York

Township

Bar Harbor
Blue Hill
Bristol
Cape Elizabeth
Cranberry Isles
Freeport
Harpswell
Kittery
Matinicus Isle Plantation
Milbridge
Monhegan Island Plantation
Mount Desert
Saint George
Southwest Harbor
UNKNOWN
Wells
York

Vouchers: 54

County Township Location Institution Year Month Day
York Kittery Appledore Island, Isles of Shoals, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 2003 6

York Kittery Seapoint, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 2001 4 11

Cumberland Freeport Freeport Town Wharf, at Sears Cove off Pine Street, South Freeport, ME University of New Hampshire - Macroalgal Collection (NHA) 1999 11 28

Lincoln Monhegan Island Plantation Monhegan Island, Little Head, ME University of New Hampshire - Macroalgal Collection (NHA) 1999 7 30

York Kittery Sewards Cove, Gerrish Island, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1998 2 9

York Kittery Sewards Cove, Gerrish Island, ME University of New Hampshire - Macroalgal Collection (NHA) 1998 2 8

York Kittery Seapoint, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1997 12 19

York Kittery Seapoint Beach, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1997 12 11

York Kittery Seapoint, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1997 9 26

Cumberland Freeport Wolfe's Neck Wood State Park, Freeport, ME University of New Hampshire - Macroalgal Collection (NHA) 1995 12 4

York Kittery Seapoint, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1995 2 23

York Wells mouth of the Webhannet River at breakwater on south side of River and at end of Beach (Ocean) Road, Wells, ME University of New Hampshire - Macroalgal Collection (NHA) 1994 8 8

Knox Matinicus Isle Plantation Wooden Ball Island, Matinicus Isle, ME University of New Hampshire - Macroalgal Collection (NHA) 1985 6 2

York Kittery Duck Island, Isles of Shoals, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1977 10 12

York Kittery Duck Island, Isles of Shoals, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1977 8 17

York Kittery Smuttynose Island, Isles of Shoals, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1977 8 16

York Kittery mid tide pool, Smuttynose Island, Isles of Shoals, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1977 5 13

York Kittery Malaga Island, Isles of Shoals, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1976 11 19

York Kittery low intertidal tide pool, Cedar Island, Isles of Shoals, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1976 8 28

York Kittery extreme low intertidal zone in tide pools, Smuttynose Island, Isles of Shoals, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1976 4 16

York Kittery low intertidal zone, Malaga Island, Isles of Shoals, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1976 4 16

York Kittery extreme low intertidal zone, Cedar Island, Isles of Shoals, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1976 4 16

York Kittery Appledore Island, Isles of Shoals, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1976 4 16

York Kittery Appledore Island, Isles of Shoals, York, ME University of New Hampshire - Macroalgal Collection (NHA) 1975 10 2

York Kittery Appledore Island, Isles of Shoals, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1975 10 1

Cumberland Cape Elizabeth Cove near lighthouse, Two Lights, Cape Elizabeth University of North Carolina at Chapel Hill Herbarium (NCU) 1975 9 9

Lincoln Bristol Below the lighthouse, Pemaquid Point; 43.866667 -69.516667 University of North Carolina at Chapel Hill Herbarium (NCU) 1975 9 4

Hancock Mount Desert Western Point, Blackwood Park (Campground?), Acadia National Park, Mount Desert, ME University of New Hampshire - Macroalgal Collection (NHA) 1971 5 15

York Kittery Smuttynose Island, Isles of Shoals, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1966 6 16

York York Bald Head Cliffs, York, ME University of New Hampshire - Macroalgal Collection (NHA) 1966 3 21

York Kittery Seapoint, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1966 3 12

Lincoln Bristol Pemaquid Pt., Lincoln Co. University of Maine Herbaria (MAINE) 1965 5 1

Lincoln Bristol Pemaquid Pt., Lincoln Co. University of Maine Herbaria (MAINE) 1965 4 29

Washington Milbridge Milbridge, Washington Co. University of Maine Herbaria (MAINE) 1963 11 29

Lincoln Bristol Pemaquid Pt., Lincoln Co. University of Maine Herbaria (MAINE) 1963 10 2

York Kittery Appledore Island, Isles of Shoals, Kittery, ME University of Rhode Island (KIRI) 1952 7 29

York Kittery Appledore Island, Isles of Shoals, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1938 7 27

York Kittery Appledore Island, Isles of Shoals, Kittery, ME University of New Hampshire - Macroalgal Collection (NHA) 1938 7 25

Knox Saint George Lighthouse Point Butler University (BUT) 1935 8 21

Unknown UNKNOWN Maine [No other location details] Field Museum of Natural History (F) 1935 8 21

Knox Saint George Lighthouse Point Field Museum of Natural History (F) 1935 8 21

Knox Saint George Port Clyde, Lighthouse Point The New York Botanical Garden (NY) 1935 8 21

Cumberland Harpswell "Ragged Island, Casco Bay" Forming a dense coating on rocks at watermark in a large pool above high water Canadian Museum of Nature, Ottawa (CANA) 1908 7 13

Cumberland Harpswell Ragged Island, Casco Bay, ME Farlow Herbarium (Harvard University) (FH) 1908 7 13

Cumberland UNKNOWN Casco Bay Field Museum of Natural History (F) 1908 7 13

Cumberland Harpswell Ragged Island, Casco Bay, ME Brown University (BRU) 1908 7 13

Cumberland Harpswell Ragged Island, Casco Bay Field Museum of Natural History (F) 1908 7 13

Cumberland Harpswell Ragged Island, Casco Bay, Mine University of Michigan (MICH) 1908 7 13

Cumberland Harpswell Ragged Island, Casco Bay University of Michigan (MICH) 1908 7 13

Cumberland Harpswell Ragged Island, Casco Bay Michigan State University (MSC) 1908 7 13

Cumberland Harpswell Ragged Island, Casco Bay Miami University (MU) 1908 7 13

Cumberland Harpswell Casco Bay, Ragged Island, forming a dense coating on rocks at water mark in a large pool above high water The New York Botanical Garden (NY) 1908 7 13

Cumberland Harpswell Ragged Island, Casco Bay, ME Yale University Herbarium (YPM-YU) 1908 7 13

Hancock Cranberry Isles Little Cranberry Island. The New York Botanical Garden (NY) 1890 7 21

County	Township	Location	Institution	Year	Month	Day
York	Kittery	Appledore Island, Isles of Shoals, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	2003	6
York	Kittery	Seapoint, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	2001	4	11
Cumberland	Freeport	Freeport Town Wharf, at Sears Cove off Pine Street, South Freeport, ME	University of New Hampshire - Macroalgal Collection (NHA)	1999	11	28
Lincoln	Monhegan Island Plantation	Monhegan Island, Little Head, ME	University of New Hampshire - Macroalgal Collection (NHA)	1999	7	30
York	Kittery	Sewards Cove, Gerrish Island, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1998	2	9
York	Kittery	Sewards Cove, Gerrish Island, ME	University of New Hampshire - Macroalgal Collection (NHA)	1998	2	8
York	Kittery	Seapoint, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1997	12	19
York	Kittery	Seapoint Beach, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1997	12	11
York	Kittery	Seapoint, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1997	9	26
Cumberland	Freeport	Wolfe's Neck Wood State Park, Freeport, ME	University of New Hampshire - Macroalgal Collection (NHA)	1995	12	4
York	Kittery	Seapoint, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1995	2	23
York	Wells	mouth of the Webhannet River at breakwater on south side of River and at end of Beach (Ocean) Road, Wells, ME	University of New Hampshire - Macroalgal Collection (NHA)	1994	8	8
Knox	Matinicus Isle Plantation	Wooden Ball Island, Matinicus Isle, ME	University of New Hampshire - Macroalgal Collection (NHA)	1985	6	2
York	Kittery	Duck Island, Isles of Shoals, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1977	10	12
York	Kittery	Duck Island, Isles of Shoals, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1977	8	17
York	Kittery	Smuttynose Island, Isles of Shoals, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1977	8	16
York	Kittery	mid tide pool, Smuttynose Island, Isles of Shoals, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1977	5	13
York	Kittery	Malaga Island, Isles of Shoals, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1976	11	19
York	Kittery	low intertidal tide pool, Cedar Island, Isles of Shoals, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1976	8	28
York	Kittery	extreme low intertidal zone in tide pools, Smuttynose Island, Isles of Shoals, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1976	4	16
York	Kittery	low intertidal zone, Malaga Island, Isles of Shoals, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1976	4	16
York	Kittery	extreme low intertidal zone, Cedar Island, Isles of Shoals, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1976	4	16
York	Kittery	Appledore Island, Isles of Shoals, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1976	4	16
York	Kittery	Appledore Island, Isles of Shoals, York, ME	University of New Hampshire - Macroalgal Collection (NHA)	1975	10	2
York	Kittery	Appledore Island, Isles of Shoals, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1975	10	1
Cumberland	Cape Elizabeth	Cove near lighthouse, Two Lights, Cape Elizabeth	University of North Carolina at Chapel Hill Herbarium (NCU)	1975	9	9
Lincoln	Bristol	Below the lighthouse, Pemaquid Point; 43.866667 -69.516667	University of North Carolina at Chapel Hill Herbarium (NCU)	1975	9	4
Hancock	Mount Desert	Western Point, Blackwood Park (Campground?), Acadia National Park, Mount Desert, ME	University of New Hampshire - Macroalgal Collection (NHA)	1971	5	15
York	Kittery	Smuttynose Island, Isles of Shoals, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1966	6	16
York	York	Bald Head Cliffs, York, ME	University of New Hampshire - Macroalgal Collection (NHA)	1966	3	21
York	Kittery	Seapoint, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1966	3	12
Lincoln	Bristol	Pemaquid Pt., Lincoln Co.	University of Maine Herbaria (MAINE)	1965	5	1
Lincoln	Bristol	Pemaquid Pt., Lincoln Co.	University of Maine Herbaria (MAINE)	1965	4	29
Washington	Milbridge	Milbridge, Washington Co.	University of Maine Herbaria (MAINE)	1963	11	29
Lincoln	Bristol	Pemaquid Pt., Lincoln Co.	University of Maine Herbaria (MAINE)	1963	10	2
York	Kittery	Appledore Island, Isles of Shoals, Kittery, ME	University of Rhode Island (KIRI)	1952	7	29
York	Kittery	Appledore Island, Isles of Shoals, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1938	7	27
York	Kittery	Appledore Island, Isles of Shoals, Kittery, ME	University of New Hampshire - Macroalgal Collection (NHA)	1938	7	25
Knox	Saint George	Lighthouse Point	Butler University (BUT)	1935	8	21
Unknown	UNKNOWN	Maine [No other location details]	Field Museum of Natural History (F)	1935	8	21
Knox	Saint George	Lighthouse Point	Field Museum of Natural History (F)	1935	8	21
Knox	Saint George	Port Clyde, Lighthouse Point	The New York Botanical Garden (NY)	1935	8	21
Cumberland	Harpswell	"Ragged Island, Casco Bay" Forming a dense coating on rocks at watermark in a large pool above high water	Canadian Museum of Nature, Ottawa (CANA)	1908	7	13
Cumberland	Harpswell	Ragged Island, Casco Bay, ME	Farlow Herbarium (Harvard University) (FH)	1908	7	13
Cumberland	UNKNOWN	Casco Bay	Field Museum of Natural History (F)	1908	7	13
Cumberland	Harpswell	Ragged Island, Casco Bay, ME	Brown University (BRU)	1908	7	13
Cumberland	Harpswell	Ragged Island, Casco Bay	Field Museum of Natural History (F)	1908	7	13
Cumberland	Harpswell	Ragged Island, Casco Bay, Mine	University of Michigan (MICH)	1908	7	13
Cumberland	Harpswell	Ragged Island, Casco Bay	University of Michigan (MICH)	1908	7	13
Cumberland	Harpswell	Ragged Island, Casco Bay	Michigan State University (MSC)	1908	7	13
Cumberland	Harpswell	Ragged Island, Casco Bay	Miami University (MU)	1908	7	13
Cumberland	Harpswell	Casco Bay, Ragged Island, forming a dense coating on rocks at water mark in a large pool above high water	The New York Botanical Garden (NY)	1908	7	13
Cumberland	Harpswell	Ragged Island, Casco Bay, ME	Yale University Herbarium (YPM-YU)	1908	7	13
Hancock	Cranberry Isles	Little Cranberry Island.	The New York Botanical Garden (NY)	1890	7	21

References: 18

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

Hancock Mount Desert A comparison of Marine and estuarine algal populations from downeast Maine and eight contiguous northwest Atlantic areas 1890 Mathieson, A.C., and C.J. Dawes. 2018. A comparison of Marine and estuarine algal populations from downeast Maine and eight contiguous northwest Atlantic areas. Rhodora 120A:310-380

Hancock Southwest Harbor A comparison of Marine and estuarine algal populations from downeast Maine and eight contiguous northwest Atlantic areas 1897 Mathieson, A.C., and C.J. Dawes. 2018. A comparison of Marine and estuarine algal populations from downeast Maine and eight contiguous northwest Atlantic areas. Rhodora 120A:310-380

Hancock Cranberry Isles Little Cranberry Isle, Cranberry Isles Floristic and zonation studies of seaweeds from Mount Desert Island, Maine: an historical comparison 1889 Mathieson, A.C., C.J. Dawes, and E.J. Hehre. 1998. Floristic and zonation studies of seaweeds from Mount Desert Island, Maine: an historical comparison. Rhodora 100(904):333-379

Hancock Mount Desert Western Point, near Black Woods Campground, Mount Desert Floristic and zonation studies of seaweeds from Mount Desert Island, Maine: an historical comparison 1970 Mathieson, A.C., C.J. Dawes, and E.J. Hehre. 1998. Floristic and zonation studies of seaweeds from Mount Desert Island, Maine: an historical comparison. Rhodora 100(904):333-379

York Kittery Seaweeds of the Brave Boat Harbor salt marsh and adjacent open coast of southern Maine 1965 Mathieson, A.C., C.J. Dawes, M.L. Anderson, and E.J. Hehre. 2001. Seaweeds of the Brave Boat Harbor salt marsh and adjacent open coast of southern Maine. Rhodora 103(913):1-46

Cumberland Harpswell An historical comparison of seaweed populations from Casco Bay, Maine 1908 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

Cumberland Freeport An historical comparison of seaweed populations from Casco Bay, Maine 1995 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

York Kittery Appledore Island A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands 1985 Mathieson, A.C., E.J. Hehre, J. Hambrook, and J. Gerweck. 1996. A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands. Rhodora 98(896): 369-418

York Kittery Cedar Island A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands 1985 Mathieson, A.C., E.J. Hehre, J. Hambrook, and J. Gerweck. 1996. A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands. Rhodora 98(896): 369-418

York Kittery Duck Island A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands 1985 Mathieson, A.C., E.J. Hehre, J. Hambrook, and J. Gerweck. 1996. A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands. Rhodora 98(896): 369-418

York Kittery Malaga Island A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands 1985 Mathieson, A.C., E.J. Hehre, J. Hambrook, and J. Gerweck. 1996. A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands. Rhodora 98(896): 369-418

York Kittery Smuttynose Island A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands 1985 Mathieson, A.C., E.J. Hehre, J. Hambrook, and J. Gerweck. 1996. A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands. Rhodora 98(896): 369-418

Knox Matinicus Isle Plantation Wooden Ball Island: located within the south central (exposed) part of the Penobscot Bay (43°51.3'N, 68°49.05'W), offshore (S) from Vinalhaven Island and Isle Au Haut (SW), and near Matinicus and Ragged Islands; ~5560m of shoreline. Collections were made A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands 1985 Mathieson, A.C., E.J. Hehre, J. Hambrook, and J. Gerweck. 1996. A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands. Rhodora 98(896): 369-418

Hancock Bar Harbor Otter Cliffs Data collected by Heather Sieger and Chris Petersen for historical ecology and community composition of tidepool algae at Otter Cliffs, Mount Desert Island 2019 Seiger, H. and C. Petersen. 2022. Data collected by Heather Sieger and Chris Petersen for historical ecology and community composition of tidepool algae at Otter Cliffs, Mount Desert Island. Unpublished report

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.

Hancock Bar Harbor Otter Point A distributional study of the marine algae of Acadia National Park 1966 van Hemert, D.. 1969. A distributional study of the marine algae of Acadia National Park. Unpublished report to Acadia National park

Hancock Bar Harbor Sand Beach, Bar Harbor A distributional study of the marine algae of Acadia National Park 1966 van Hemert, D.. 1969. A distributional study of the marine algae of Acadia National Park. Unpublished report to Acadia National park

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
Hancock	Mount Desert		A comparison of Marine and estuarine algal populations from downeast Maine and eight contiguous northwest Atlantic areas	1890	Mathieson, A.C., and C.J. Dawes. 2018. A comparison of Marine and estuarine algal populations from downeast Maine and eight contiguous northwest Atlantic areas. Rhodora 120A:310-380
Hancock	Southwest Harbor		A comparison of Marine and estuarine algal populations from downeast Maine and eight contiguous northwest Atlantic areas	1897	Mathieson, A.C., and C.J. Dawes. 2018. A comparison of Marine and estuarine algal populations from downeast Maine and eight contiguous northwest Atlantic areas. Rhodora 120A:310-380
Hancock	Cranberry Isles	Little Cranberry Isle, Cranberry Isles	Floristic and zonation studies of seaweeds from Mount Desert Island, Maine: an historical comparison	1889	Mathieson, A.C., C.J. Dawes, and E.J. Hehre. 1998. Floristic and zonation studies of seaweeds from Mount Desert Island, Maine: an historical comparison. Rhodora 100(904):333-379
Hancock	Mount Desert	Western Point, near Black Woods Campground, Mount Desert	Floristic and zonation studies of seaweeds from Mount Desert Island, Maine: an historical comparison	1970	Mathieson, A.C., C.J. Dawes, and E.J. Hehre. 1998. Floristic and zonation studies of seaweeds from Mount Desert Island, Maine: an historical comparison. Rhodora 100(904):333-379
York	Kittery		Seaweeds of the Brave Boat Harbor salt marsh and adjacent open coast of southern Maine	1965	Mathieson, A.C., C.J. Dawes, M.L. Anderson, and E.J. Hehre. 2001. Seaweeds of the Brave Boat Harbor salt marsh and adjacent open coast of southern Maine. Rhodora 103(913):1-46
Cumberland	Harpswell		An historical comparison of seaweed populations from Casco Bay, Maine	1908	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
Cumberland	Freeport		An historical comparison of seaweed populations from Casco Bay, Maine	1995	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
York	Kittery	Appledore Island	A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands	1985	Mathieson, A.C., E.J. Hehre, J. Hambrook, and J. Gerweck. 1996. A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands. Rhodora 98(896): 369-418
York	Kittery	Cedar Island	A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands	1985	Mathieson, A.C., E.J. Hehre, J. Hambrook, and J. Gerweck. 1996. A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands. Rhodora 98(896): 369-418
York	Kittery	Duck Island	A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands	1985	Mathieson, A.C., E.J. Hehre, J. Hambrook, and J. Gerweck. 1996. A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands. Rhodora 98(896): 369-418
York	Kittery	Malaga Island	A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands	1985	Mathieson, A.C., E.J. Hehre, J. Hambrook, and J. Gerweck. 1996. A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands. Rhodora 98(896): 369-418
York	Kittery	Smuttynose Island	A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands	1985	Mathieson, A.C., E.J. Hehre, J. Hambrook, and J. Gerweck. 1996. A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands. Rhodora 98(896): 369-418
Knox	Matinicus Isle Plantation	Wooden Ball Island: located within the south central (exposed) part of the Penobscot Bay (43°51.3'N, 68°49.05'W), offshore (S) from Vinalhaven Island and Isle Au Haut (SW), and near Matinicus and Ragged Islands; ~5560m of shoreline. Collections were made	A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands	1985	Mathieson, A.C., E.J. Hehre, J. Hambrook, and J. Gerweck. 1996. A comparison of insular seaweed floras from Penobscot Bay, Maine, and other northwest Atlantic islands. Rhodora 98(896): 369-418
Hancock	Bar Harbor	Otter Cliffs	Data collected by Heather Sieger and Chris Petersen for historical ecology and community composition of tidepool algae at Otter Cliffs, Mount Desert Island	2019	Seiger, H. and C. Petersen. 2022. Data collected by Heather Sieger and Chris Petersen for historical ecology and community composition of tidepool algae at Otter Cliffs, Mount Desert Island. Unpublished report
			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.
Hancock	Bar Harbor	Otter Point	A distributional study of the marine algae of Acadia National Park	1966	van Hemert, D.. 1969. A distributional study of the marine algae of Acadia National Park. Unpublished report to Acadia National park
Hancock	Bar Harbor	Sand Beach, Bar Harbor	A distributional study of the marine algae of Acadia National Park	1966	van Hemert, D.. 1969. A distributional study of the marine algae of Acadia National Park. Unpublished report to Acadia National park

Observations: 1

County Township Location Year Month Day
Hancock Blue Hill Blue Hill Falls Bridge 2021 12 31

Current Latin Name	Chaetomorpha aerea (Dillwyn) Kützing
Common Names	Hair-shaped green algae; Big green algae
Family	Cladophoraceae
Order	Cladophorales
Class	Ulvophyceae
Phylum	Chlorophyta
Type	Green
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