Chapter 12- Boating, Diving and Seamanship Boating, Diving, and Seamanship 269 for other divers, marks the anchor, and saves precious time in recalling all of the divers and pulling the anchor. Note: This procedure must be explained to all divers, as well as whatever recall system will be used. • Hoist your diver down flag(s). Next, put out a trail or current line. A trail line is usually a minimum of 50 feet in length. A float with anoth- FIG 12-11. KNOTS
20047TC
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