Gorda Ridge

E76046

divergent plate boundary mid-ocean ridge seafloor spreading center tectonic plate boundary

Gorda Ridge is a seafloor spreading center and tectonic plate boundary located off the coast of northern California, forming part of the complex plate system of the northeastern Pacific Ocean.

Aliases (1)

Aden Ridge ×1

Statements (43)

Predicate	Object
instanceOf	divergent plate boundary → mid-ocean ridge → seafloor spreading center → tectonic plate boundary →
associatedWith	hydrothermal vent fields → submarine volcanism →
connectedTo	Blanco Fracture Zone → Mendocino Fracture Zone →
countryOffshoreFrom	United States →
crustTypeFormed	oceanic crust →
geologicalAgeContext	Cenozoic plate boundary feature →
geologicalProvince	Cascadia subduction zone region →
hasBathymetricExpression	elongate ridge on the seafloor →
hasMorphology	rift valley and axial high segments →
isPartOfMicroplateSystem	Gorda–Juan de Fuca–Explorer plate system →
isStudiedBy	oceanographic institutions →
isStudiedUsing	marine seismic surveys → seafloor mapping → submersibles and ROVs →
isSubparallelTo	Juan de Fuca Ridge →
locatedIn	northeastern Pacific Ocean →
locatedOffCoastOf	northern California →
nearbyHazardContext	Cascadia megathrust region →
ocean	Pacific Ocean →
offshoreFromState	California →
partOf	Gorda Plate → global mid-ocean ridge system → northeast Pacific plate boundary system →
plateBoundaryComplexity	highly segmented and tectonically complex →
region	offshore northern California and southern Oregon →
relativeMotion	plates diverging →
researchInterest	geophysics → marine geology → plate tectonics →
separates	Gorda Plate → Pacific Plate →
spreadingType	slow-spreading ridge →
tectonicActivity	earthquakes → seafloor spreading →
tectonicSetting	divergent boundary between Gorda Plate and Pacific Plate →
terminatesNear	Mendocino Triple Junction →
trend	north-south →
volcanicRockType	mid-ocean ridge basalt →

Referenced by (4)

Subject (surface form when different)	Predicate
Blanco Fracture Zone →	associatedWith
Juan de Fuca Ridge →	connectsTo
Somali Plate ("Aden Ridge") →	hasBoundary
North American plate boundary system →	hasPart