During the last ice age, the area was covered by an ice sheet approximately one mile thick. The glacier carved the shape of the island with its high "feeder banks" that helped build the beaches.
| | • Cedar • Douglas Fir • Hemlock • Spruce • Yew • Alder • Apple • Cherry • Maple • Poplar • Daisy • Foxglove • Lupines • Paintbrush • Rhododendron • Rose • Berries • Eel Grass • Ferns • Moss or Lichens • Seaweed • Thistle
| Native Americans used this area as a camp while fishing and gathering shellfish.
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