Water Monster reports in Maine
31 cases, best-documented first. Page 1 of 1.
We map claims, not creatures. A case is what some source says someone saw or heard, with the link to that source. It is not proof that anything was there, and a retelling counts once, not as a second sighting.

Water Monster · Boothbay, Maine · 1831
Witnesses in Boothbay report seeing an enormous brown and yellow-brown monster resembling a snake with humps on its back, estimated to be over 200 feet long, swimming near the shore and wharf.

Water Monster · Penobscot Bay, Maine · 1780
Captain Little swore he saw a sea serpent at sunrise in Penobscot Bay which sank out of sight before marines could shoot it.

Water Monster · Boothbay, Maine · 1844
Witness reports that the Sea Serpent was seen by the skipper and crew of the Temperance Mary, described as being bigger than a houseboat and two hundred feet long.

Water Monster · Washington County, Maine · 1904
Witnesses report that several men in canoes pursued a creature described as over 30 feet long with the appearance of a monstrous snake, which swam near the surface and emitted a peculiar odor, with…

Water Monster · Lubec, Maine · 1937
Witness reports a sea serpent driving fishing boats ashore on the Outer Wolves by raiding schools of herring.

Water Monster · Penobscot Bay, Maine · 1793
Eleazer Crabtree saw another sea serpent near Mount Desert in 1793.

Water Monster · Penobscot Bay, Maine · 1802
Abraham Cummings reported seeing a sea serpent in Penobscot Bay.

Water Monster · Lower Chain Lake, Maine · 1892
Witness reports that a party of fifteen hunters went to Chain Lake, Maine, to kill a serpent monster after Clarence S. Lunt encountered one emerging from the ice.

Water Monster · Penobscot County, Maine · 1835
Capt. Little of the U.S. Navy reported seeing a sea serpent at sunrise in Penobscot Bay from a public armed ship.

Water Monster · Portland, Maine · 1833
A witness reported passing among a shoal of sea serpents measuring 80 to 130 feet long, which lifted their heads and showed snake-like undulations.

Water Monster · Penobscot Bay, Maine · 1850
Rev. Allen Bradford cites evidence establishing that a large sea serpent has been seen in Penobscot Bay.

Water Monster · Lower Chain Lake, Maine · 1882
The Machias Republican published an article regarding a monster serpent in Chain Lake, which many local people believe inhabits the lake.

Water Monster · Hancock County, Maine · 1793
Capt. Crabiree reports seeing an enormous sea serpent swimming near Mont-Desert island in June 1793.

Water Monster · Bar Harbor, Maine · 1881
A woman known in society reported seeing a sea serpent off Bar Harbor that was over 50 feet long and moving in a circle.

Water Monster · Washington County, Maine · 1941
Barnacle Mitchell claims he stumbled upon a sleeping sea serpent on the beach and killed it with an axe.

Water Monster · Penobscot Bay, Maine · 1779
Commodore Preble and twelve seamen chased a sea serpent thought to be 100 feet long for twelve miles in Penobscot Bay.

Water Monster · Somerset County, Maine · 1892
A report claims that a famous serpent sighting at Chain Lake has been reduced to a mere muskrat.

Water Monster · Washington County, Maine · 1883
A sea serpent was reportedly killed on Campobello Island in 1883 after it had been terrifying fishermen for over a month.

Water Monster · Portland, Maine · 1873
Witness reports that a 'great sea serpent' has been seen from a bridge on solid land off the coast of Portland, dividing the opinion of scientists at a convention.

Water Monster · Cumberland County, Maine · 1873
Witness reports Mr. [name] saw an animal corresponding to the sea serpent description while getting salt water near his residence on the Nonesuch River.

Water Monster · Mount Desert, Maine · 1793
The same man who saw the serpent in 1778 also saw another sea serpent near Mount Desert.

Water Monster · Harpswell, Maine · 1835
Witnesses report seeing a Sea Serpent in the bay between Portland and Harpswell on July 9, noting its head above water and undulating motion.

Water Monster · Piscataquis County, Maine · 1884
Witnesses report that a serpent of enormous size was seen in Big Lake by an Indian and two Native American women who paddled ashore in fear.

Water Monster · Penobscot Bay, Maine · 1778
Alexander Campbell reported seeing a sea serpent 500 feet long with a large thick mouth in Penobscot Bay.

Water Monster · Knox County, Maine · 1834
Witness reports a large sea serpent was seen for several days near Cape Rosier, carrying its head above water and passing under a boat.

Water Monster · Penobscot County, Maine · 1791
Mr. [name] saw another sea serpent near his desert in Penobscot Bay in 1791.

Water Monster · Kennebunk, Maine · 1830
Three men fishing off the coast of Kennebunk reported seeing a sea serpent in 1830, with one witness later making oath to its size.

Water Monster · Penobscot Bay, Maine · 1778
Eleazer Crabtree claimed to have seen a sea serpent in Penobscot Bay in 1778 with a description similar to Captain de Ferry's.

Water Monster · Portland, Maine · 1873
Witness reports Mr. S. B. Beckett saw a large serpent-like animal swimming in Portland Harbor on the evening of July 6.

Water Monster · Maine · 1901
Witnesses report that the captain and crew of the schooner Madagascar saw a large snake-like creature with scales and a spinal ridge in Maine waters.

Water Monster · Maine · 1817
Rev. Abraham Cummings reports he has frequently seen a sea serpent along the coast of Maine.