Seymour Narrows
E833042
Seymour Narrows is a notoriously turbulent and constricted marine passage in British Columbia, Canada, known for its strong tidal currents and hazardous navigation conditions.
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
marine passage
ⓘ
strait ⓘ |
| coordinatesApprox | 50.05°N 125.25°W ⓘ |
| country | Canada ⓘ |
| depth | approximately 55 metres after blasting of Ripple Rock ⓘ |
| event | explosion of Ripple Rock on 5 April 1958 ⓘ |
| hasFeature |
overfalls
ⓘ
strong tidal rapids ⓘ whirlpools ⓘ |
| hasTidalRangeInfluenceFrom |
Georgia Strait
NERFINISHED
ⓘ
Johnstone Strait NERFINISHED ⓘ |
| hazardLevel | one of the most dangerous navigable stretches of water on the British Columbia coast ⓘ |
| historicallyNotableFor | Ripple Rock underwater pinnacle NERFINISHED ⓘ |
| improvement | navigation made safer after Ripple Rock explosion ⓘ |
| knownFor |
hazardous navigation conditions
ⓘ
strong tidal currents ⓘ turbulent waters ⓘ |
| locatedIn |
British Columbia
ⓘ
Discovery Passage NERFINISHED ⓘ Strathcona Regional District NERFINISHED ⓘ |
| maximumCurrentSpeed | up to about 15 knots ⓘ |
| namedAfter | Admiral Sir George Francis Seymour NERFINISHED ⓘ |
| navigationalHazard |
restricted width
ⓘ
strong tidal streams ⓘ turbulence ⓘ |
| near |
Campbell River, British Columbia
NERFINISHED
ⓘ
Quadra Island NERFINISHED ⓘ Vancouver Island NERFINISHED ⓘ |
| ocean | Pacific Ocean ⓘ |
| partOf | Inside Passage NERFINISHED ⓘ |
| partOfRoute | major north–south coastal shipping route in British Columbia ⓘ |
| region | Central Coast of British Columbia NERFINISHED ⓘ |
| requires | careful timing with tides for transit ⓘ |
| separates |
Quadra Island
NERFINISHED
ⓘ
Vancouver Island NERFINISHED ⓘ |
| siteOf | Ripple Rock NERFINISHED ⓘ |
| surveyedBy | Royal Navy NERFINISHED ⓘ |
| usedBy |
commercial shipping
ⓘ
fishing vessels ⓘ recreational boats ⓘ |
| waterBody | Discovery Passage NERFINISHED ⓘ |
| width | approximately 750 metres at narrowest point ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.