Astoria  search
Astoria Canyon  search
BTPacific Ocean
 .North Pacific
 ..Northeast Pacific
 ...Astoria Canyon
RTOregon
SNJust off Astoria, Oregon and the mouth of the Columbia River. This term has multiple hierarchies.
Astoria Formation  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Cenozoic
 ...Neogene
 ....Miocene
 .....Astoria Formation
RTWashington
 Oregon
SNLower to middle Miocene. NW Oregon and SW Washington. Added to Thesaurus in 1985.