Other Aquatic reports from the 1820s
4 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.

Other Aquatic · Lom, Innlandet · 1822
A monster with a body as large as an ox and a fourth of a mile long appeared off the Island of Loroe in 1822.

Other Aquatic · Argyll and Bute, Alba / Scotland · 1827
Witness reports that a young man saw figures half fish, half human in a cavern on the coast in 1827.

Other Aquatic · Deer Lodge County, Montana · 1820
Captain and passengers of the ship Silas Richards reported encountering a monster on June 7, 1820, described as brownish and 71 feet long.

Other Aquatic · 1826
The captain and passengers of the ship Silas Richards reported encountering a monster described as brownish and seventy feet long.