Cromwell Current

E485128

Cromwell Current is a subsurface equatorial Pacific ocean current that brings cold, nutrient-rich waters to the Galápagos region, strongly influencing its marine ecosystem.

All labels observed (2)

Label Occurrences
Cromwell Current canonical 5
Cromwell Current (Pacific branch) 1

How this entity was disambiguated

Statements (46)

Predicate Object
instanceOf Pacific Ocean current
equatorial undercurrent
subsurface ocean current
affects Galápagos sea lion foraging conditions
abundance of fish near the Galápagos
distribution of plankton near the Galápagos
marine iguana food availability
seabird populations around the Galápagos
alsoKnownAs Equatorial Undercurrent
Pacific Equatorial Undercurrent
category Ocean current of the Pacific Ocean
Physical oceanography
contributesTo cool sea-surface temperatures near the Galápagos
coreDepthApprox 100–200 m
countryOffshoreFrom Ecuador
directionOfFlow eastward
discoveredBy Townsend Cromwell
drivenBy equatorial pressure gradients
large-scale Pacific wind patterns
flowsAlong equator
hemisphere Northern Hemisphere
Southern Hemisphere
importance key control on Galápagos marine ecosystem
major source of nutrients to the eastern equatorial Pacific
influences biogeography of Galápagos marine species
primary productivity around the Galápagos
influencesRegion Galápagos Islands
eastern equatorial Pacific
latitudeBand within a few degrees of the equator
namedAfter Townsend Cromwell
nutrientContent nutrient-rich
ocean Pacific Ocean
oxygenContent relatively low oxygen
positionRelativeToSurface subsurface
roleInClimate interacts with El Niño–Southern Oscillation
modulates equatorial Pacific heat distribution
strengthenedDuring La Niña events
supports Galápagos marine food web
high marine productivity around the Galápagos
temperatureCharacteristic cold relative to surface waters
terminatesNear Galápagos platform
typicalDepthRange 50–300 m
upwellingEffect enhances upwelling near the Galápagos
velocityCharacteristic relatively fast subsurface flow
waterMassOrigin western equatorial Pacific
weakenedDuring El Niño events

How these facts were elicited

Referenced by (6)

Full triples — surface form annotated when it differs from this entity's canonical label.

Fernandina Island oceanCurrentInfluence Cromwell Current
San Cristóbal Island influencedByCurrent Cromwell Current
Equatorial Undercurrent hasAlternateName Cromwell Current (Pacific branch)
linked to: Cromwell Current
Darwin Island oceanCurrentInfluence Cromwell Current
Galápagos penguin usesCurrent Cromwell Current