Indian Ocean subtropical gyre
E47578
The Indian Ocean subtropical gyre is a large, clockwise-rotating system of ocean currents in the southern Indian Ocean that plays a key role in heat transport, climate regulation, and marine ecosystems.
Aliases (1)
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
oceanic gyre
→
physical oceanographic feature → subtropical gyre → |
| affects |
Indian Ocean heat content
→
monsoon-related sea surface temperature patterns → |
| associatedWith |
Ekman transport
→
downwelling in subtropical convergence zones → subtropical high-pressure systems → |
| basin |
Indian Ocean
→
|
| boundedBy |
Agulhas Current
→
Antarctic Circumpolar Current → South Equatorial Current → West Australian Current → |
| drivenBy |
Coriolis effect
→
trade winds → westerlies → |
| easternBoundaryCurrent |
West Australian Current
→
|
| feature |
central oligotrophic region
→
cool eastern boundary current → warm western boundary current → |
| hemisphere |
Southern Hemisphere
→
|
| influences |
Southern Hemisphere climate
→
marine ecosystems in the southern Indian Ocean → sea surface temperature patterns in the Indian Ocean → |
| latitudeBand |
subtropical
→
|
| northernBoundaryCurrent |
South Equatorial Current
→
|
| partOf |
global ocean circulation
→
wind-driven circulation → |
| primaryFunction |
carbon uptake
→
climate regulation → heat transport → nutrient transport → |
| relatedTo |
North Atlantic subtropical gyre
→
North Pacific subtropical gyre → South Atlantic subtropical gyre → South Pacific subtropical gyre → |
| roleInBiogeochemistry |
contributes to ocean carbon sink in subtropical regions
→
controls distribution of nutrients in the southern Indian Ocean → influences biological productivity patterns → |
| rotationDirection |
clockwise
→
|
| southernBoundaryCurrent |
Antarctic Circumpolar Current
→
|
| studiedIn |
climate science
→
marine biogeochemistry → physical oceanography → |
| timescale |
multi-year to decadal variability
→
|
| westernBoundaryCurrent |
Agulhas Current
→
|
Referenced by (3)
| Subject (surface form when different) | Predicate |
|---|---|
|
West Australian Current
→
|
componentOf |
|
Indian Ocean
→
|
hasMajorGyre |
|
Agulhas Current
("Southwest Indian Ocean subtropical gyre")
→
|
westernBoundaryOf |