What do the dotted lines around Goose Island and Kimberly Reef represent?

At 0109 you get underway, and at 0112 you take the following bearings: Branford...

At 0112, what is the approximate depth under the keel?

At 0112, you are on course 124°T and turning for 12.0 knots. What course will yo...

At 0112, the radar range to Branford Reef Light is 2.9 miles. At 0125, the range...

At 0130, your position is LAT 41°09.3'N, LONG 72°46.9'W when you change course t...

At 0200, you take the following bearings: Falkner Island Light 004.5°T Kelse...

At 0250, Great Machipongo Inlet Light "5" (37°21.8'N, 75°43.7'W) bears 279°pgc....

At 0400, you obtain the following information: Sand Shoal Inlet South Light bear...

At 0405, you increase speed. At 0500, your position is LAT 37°06.0'N, LONG 75°41...

At 0600, you are entering the inbound leg of the traffic separation scheme at po...