물때 타이드
조수 관측소
Silver Eel Pond
해류 관측소
Cerberus Shoal and Fishers I., between
Goshen Point, 1.9 miles SSE of
Mt. Prospect, 0.6 mile SSE of
North Hill Point, 1.1 miles NNW of
Race Point, 0.4 mile southwest of
Thames River Approach