Historical reference record — not independently verified
Shark incident at Tombo Island In The Sierra Leone River Western Area Sierra Leone — May 31, 1827
Original historical summary
The original reference is retained below. Supplementary source details appear in the fact panel; protected facts and unresolved differences remain unchanged.
A historical reference describes an event at Tombo Island In The Sierra Leone River Western Area Sierra Leone in 1827-05-31. Recorded activity: Swimming. Classification: Unprovoked. Outcome: Non-fatal.
Original reference details
- Location recorded in the historical reference: Tombo Island In The Sierra Leone River Western Area Sierra Leone.
- Date: 1827-05-31.
- Activity: Swimming.
- Classification: Unprovoked.
- Outcome: Non-fatal.
Source limitations and unresolved differences
- No shark species identification is supported by the retained evidence.
- The historical dataset contains duplicate rows for this event; this page represents the event once.
- This restoration uses a supplied historical summary citing the general GSAF incident log, not a case-level primary document. It has not been independently verified.
- Exact year/country/location match; low score is caused by matching ambiguity, not a different case.
- The supplied source lists 1827-06-01; the existing reviewed date is retained pending case-level reconciliation.
Fact panel
- Date
- May 31, 1827
- Date precision
- Exact
- Location
- Tombo Island In The Sierra Leone River Western Area Sierra Leone
- Country
- Sierra Leone
- Activity
- Swimming
- Incident classification
- Unprovoked
- Area / state
- Western Area
- Person / vessel
- William Davis, of the ship Thomas Gelston
- Sex
- M
- Outcome
- Non-fatal
- Species
- Unknown
- Species confidence
- Unknown
- Coordinate precision
- Region
Incident location
Tombo Island in the Sierra Leone River, Western Area, Sierra Leone
Approximate area: Western Area
The marker represents the named area, not the exact incident site.
The interactive map loads when it comes into view. Incident details remain available as text.
Location precision: Approximate area
Representative map position for Western Area from Natural Earth. This marks the general area, not the exact incident site. This is historical location context, not live shark tracking or a measure of risk.
Sources and verification
- Historical incident log (general reference) — Global Shark Attack FileSupports: General reference cited by the supplied historical summary; not independently checked against a case-level record.
- GSAF-derived structured public mirror (sascha-pst/bullish_on_sharks/global_shark_attacks.csv) — github.comSupports: Supplementary historical fields; existing reviewed facts retained
Shark incident records can change as investigations develop. This page shows the current verification status and was last restored from supplied historical reference material on 2026-09-04.
Historical facts retain the provenance and uncertainty of the cited references. Source timestamps record when the supplied material was imported, not an independent source retrieval or verification.
Supplementary content updated: 2026-09-24. This does not change the original verification status or review date.