Water Monster · Marina Green, California · 1985
CA-1985ID case-594c1a8d36Added to map Oct 6, 2026
- Creature
- Water Monster
- When
- Feb 5, 1985to the day
- Where
- Marina Green, Californiato approximate level
- Reports
- 1 document1 independent
The account
Witnesses report that two brothers observed a large sea serpent chase a sea lion onto a rocky ledge in Marina Green, San Francisco Bay, where it became stuck before escaping back into the water.
See the source ↓ one document so far, so there is no trail to follow yet
We map claims, not creatures: this is what the sources say, not proof. How a case is built
Details
- Creature
- Water Monster
- Where
- Marina Green, Marina District, San Francisco, California, United States
mapped to approximate level · from the report's own words - When
- Feb 5, 1985
- Account
- Not first-hand (retold or reported by someone else)
- Backed by
- 1 independent source
- Added to map
- Oct 6, 2026
- Case id
- case-594c1a8d36
Place lookups use data © OpenStreetMap contributors (ODbL), via Nominatim. All credits
Source trail (1)
Every link goes to where we found the account. The earliest we found is marked; it is the earliest found, not necessarily the original.
- Eyewitness Descriptions of Close Encounter with San Francisco Sea Serpent
YouTube
Earliest found, not necessarily the original.
Further reading
- The Great New England Sea Serpent, J. P. O'Neill (1999)
Account of the 1817 Gloucester sightings and later reports.
Borrow on Internet Archive - On the Track of Unknown Animals, Bernard Heuvelmans (1959)
The founding work of cryptozoology.
Borrow on Internet Archive - Cryptozoology A to Z, Loren Coleman and Jerome Clark (1999)
Encyclopedia of reported creatures.
Borrow on Internet Archive - Abominable Science!, Daniel Loxton and Donald Prothero (2013)
Skeptical history of the Yeti, Nessie and others.
Borrow on Internet Archive
Books we have not reproduced: borrow them free at archive.org. Listing a book is not an endorsement of its claims.