タイドナビ
検潮所
Hookton Slough
North Spit, Humboldt Bay
Samoa
Shelter Cove
検潮所（潮汐流）
Humboldt Bay Entr., 0.1nm NE of South Spit Light
Humboldt Bay Entrance Channel
Humboldt Bay Entrance Channel LB 9
Humboldy Bay Bar Channel, 0.4 nm WNW of
South Spit, 0.1 n.mi. E of
