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Sheriff Nathan H. Mooney's Lake Champlain Water Serpent (Champ), 1883
1883 · New York (west) shore of Lake Champlain, Clinton County, New York
United States
Cryptid · Creature · 23 sources
17Thinly documented
The Con Rít carcass of Hongay, Bay of Along, 1883
1883 · Hongay (Hòn Gai), Bay of Along (Hạ Long Bay), Tonkin
Vietnam
Cryptid · Creature · 23 sources
19Thinly documented
The Rock Lake Serpent, the "Rock Lake Terror" of Lake Mills, Wisconsin
August 1882 · Rock Lake, Lake Mills, Jefferson County, Wisconsin
United States
Cryptid · Creature · 24 sources
17Thinly documented
The Flying Dutchman Seen by Prince George, Later George V (1881)
July 11, 1881 · At sea between Melbourne and Sydney, usually placed in Bass Strait
Australia
Paranormal · Other · 21 sources
23Thinly documented
S. W. Hanna's "Young Sea-Serpent" in the Nets at New Harbor, Maine
August 1880 · Off New Harbor, Pemaquid peninsula, Bristol, Lincoln County, Maine
United States
Cryptid · Creature · 11 sources
21Thinly documented
HMS Vulture's Revolving Wheels of Light, Persian Gulf, 1879
May 15, 1879 · Persian Gulf, Lat. 26°26′ N, Long. 53°11′ E, aboard HMS Vulture
International waters
UAP · Other · 16 sources
22Thinly documented
The Kiushiu Maru sea serpent gripping a whale off Cape Satano
April 5, 1879 · At sea about nine miles off Cape Satano (Cape Sata), Ōsumi Peninsula, Kagoshima, Kyushu
Japan
Cryptid · Creature · 15 sources
18Thinly documented
Major H. W. J. Senior's sea serpent from the SS City of Baltimore, Gulf of Aden, 1879
January 28, 1879 · Western Gulf of Aden, east-southeast of the Bab-el-Mandeb strait (lat. 12° 28′ N, long. 43° 52′ E)
International waters
Cryptid · Creature · 11 sources
19Thinly documented
The Royal Yacht Osborne Sea Monster off Sicily
June 2, 1877 · Off the north coast of Sicily, toward Cape Vito (Capo San Vito)
Italy
Cryptid · Creature · 18 sources
21Thinly documented
The SS Nestor sea serpent
September 11, 1876 · Strait of Malacca, fifteen miles north-west of North Sand Lighthouse, off Selangor
Malaysia
Cryptid · Creature · 14 sources
19Thinly documented
The Barque Pauline Sea Serpent Off Cape Roque
July 8, 1875 · Off Cape Roque (Cabo de São Roque), north-east Brazil, South Atlantic
Brazil
Cryptid · Creature · 22 sources
22Thinly documented
The Schooner Pearl and the Giant Squid, Bay of Bengal 1874
May 10, 1874 · Bay of Bengal, about 170 miles east of Vandeloos Bay, off Trincomalee, Ceylon
International waters
Cryptid · Creature · 14 sources
14Thinly documented
The Leda sea serpent: Rev. John Macrae and Rev. David Twopeny at Loch Hourn and the Sound of Sleat, 1872
August 20, 1872 · Loch Hourn and the Sound of Sleat, near Glenelg, Inverness-shire, Scotland
United Kingdom
Cryptid · Creature · 14 sources
27Thinly documented
The Sturgeon Lake monster chases the steamer Ogemah, with later sightings on Cameron Lake near Fenelon Falls
1872 · Sturgeon Lake, Kawartha Lakes, Ontario (later Cameron Lake, Fenelon Falls)
Canada
Cryptid · Creature · 16 sources
13Thinly documented
The Kilkee sea serpent at the Diamond Rocks
c. 1871 · Diamond Rocks, Kilkee, County Clare
Ireland
Cryptid · Creature · 15 sources
17Thinly documented
Giglioli's Whale: the Two-Finned Whale Seen from the Corvette Magenta
September 4, 1867 · South Pacific Ocean, about 1,200 miles (1,930 km) off the coast of Chile
International waters
Cryptid · Creature · 13 sources
22Thinly documented
The Lake Utopia Monster at the Ludgates' Sawmill
July 24, 1867 · Lake Utopia, St. George Parish, Charlotte County, New Brunswick
Canada
Cryptid · Creature · 23 sources
24Thinly documented
The Wilmot Apparition: A Wife Seen Aboard the SS City of Limerick (1863)
October 1863 · Stateroom aboard the steamer City of Limerick, North Atlantic, between Liverpool and New York (Mrs Wilmot at Watertown, Connecticut)
International waters
Paranormal · Being / humanoid · 10 sources
20Thinly documented
The Alecton Giant Squid Encounter off Tenerife (the "Bouyer Kraken")
November 30, 1861 · Atlantic Ocean, about forty leagues from Tenerife, between Madeira and Tenerife (Canary Islands)
International waters
Cryptid · Creature · 20 sources
41Partially documented
Waitoreke tracks and sighting, upper Ashburton River and Lake Heron, Canterbury (1861)
1861 · Lake Heron and the upper Ashburton River (Hakatere), Canterbury, South Island
New Zealand
Cryptid · Creature · 23 sources
37Partially documented
  • Central Intelligence Agency· 201 pages· 74 pages mention it
    • p. 16 …European NATO and the Warsaw Pact Figure 1 ,'- - "''i 'Fr,~'""' NNA TO countries Benes Sea Warsaw Pact countries Norwegian . t…
    • p. 72 …PO A ; re -t { - Black Sea Fleet ROMANI A -UGM (Dsevastopo - BUGRAFleet Caspian headquarters Black Sea -Sea 77629 1-79…
  • Central Intelligence Agency· 1992-02-11· 2 pages· 2 pages mention it
    • p. 1 …RADAR INDICATED AN INTRUDING PLANE IN THE WEST SEA AIRSPACE AT 10:05, BUT FIGHTERS SENT UP TO INVESTIGATE FOUND…
    • p. 2 …RADAR WHEN AN AIRPLANE CRASHES, WE ARE SEARCHING THE SEA WHERE THE OBJECT WAS LAST DETECTED ON RADAR, BUT SO…
  • Department of Transportation. Federal Aviation Administration.· 2023· 1 pages· 1 page mentions it
    • p. 1 …JAZZ 653 LATER REPORTED SAME UAP MOVING NORTH BOUND 13 ENE SEA. NO EVASIVE ACTION REPORTED. LEO NOTIFICATION NOT REPORTED…
  • Department of Transportation. Federal Aviation Administration.· 2023· 1 pages· 1 page mentions it
    • p. 1 …SEATTLE, WA/UFO-UAP ACTIVITY/1635P/SEATTLE ARTCC ADVISED ALASKA 688, B739, SEA - LAS, REPORTED A DARK OBJECT DESCRIBED AS…
  • All-domain Anomaly Resolution Office· 2 pages· 1 page mentions it
    • p. 1 …Middle East and the Mediterranean Sea (U) Date: 2022 and 2023 (U) Altitude: N/A (U) Shape: N/A (U…
  • Department of Transportation. Federal Aviation Administration.· 2023· 1 pages· 1 page mentions it
    • p. 1 …The unknown phenomenon was described as a sea of flashing white lights below their altitude. The lights were not very…

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