Science 119 — Field trip to Cape Disappointment, March 6-7, 2005

 

Sorry, no fun graphic to click on; please click on the description below to view the image.

 

Biozones

 

Columbia River mouth (barmouth)

 

Rocky open coast


Coastal processes

 

Tidal ripples being formed

 

and reformed

 

Columbia River Basalt seastacks

 

Pillow basalt

 

Pillow basalt steam explosion structures

 

Weathered pillow basalt, showing pillow outlines

 

Intertidal zonation

 

Upper intertidal zone

 

Midintertidal zone

 

Midintertidal pool

 

Midintertidal deep pool

 

Lower midintertidal zone

 

Various critters

 

Heron

 

Chiton

 

Barnacles

 

Kelp

 

Ann Murkowski

 

Forest walk

 

Disturbed ground alders – soil creep

 

Bear River Quarry (stop 2)

 

Standing in front of the quarry

 

Knappton (stop 3)

 

Sedimentary structures

 

Little fault blocks