ORGANIC LAWS GOVERNING U.S. COAST GTJAED 39 



(b) A sailing pilot- vessel when engaged on pilotage duty and 

 under way — 



(i) Shall carry a white light at the masthead visible all round 

 the horizon at a distance of at least 3 miles. 



(ii) Shall be provided with the sidelights or lantern prescribed 

 in Rules 5(a) or 7(d), as appropriate, and shall, on the near 

 approach of or to. other vessels, have such lights ready for use, 

 and shall show them at short intervals to indicate the direction 

 in which she is heading, but the green light shall not be shown on 

 the port side nor the red light on the starboard side. She shall 

 also carry the stem light prescribed in Rule 10. 



(iii) Shall show one or more flare-up lights at intervals not 

 exceeding ten minutes. 



(c) A pilot- vessel when engaged on pilotage duty and not under 

 way shall carry the lights and show the flares prescribed in sections 

 (a) (i) and (iii) or (b) (i) and (iii), as appropriate, and if at anchor 

 shall also carry the anchor lights prescribed in Rule 11. 



(d) A pilot-vessel when not engaged on pilotage duty shall show 

 the lights or shapes for a similar vessel of her length. 



33 U.S.C. 1069 (Rule 9) 



(a) Fishing vessels when not engaged in fishing shall show the 

 lights or shapes for similar vessels of their length. 



(b) Vessels engaged in fishing, when under way or at anchor, shall 

 show only the lights and shapes prescribed in this Rule, which 

 lights and shapes shall be \-isible at a distance of at least 2 miles. 



(c) (i) Vessels when engaged in trawling, by which is meant the 

 dragging of a dredge net or other apparatus through the water, shall 

 carry two lights in a vertical line, one over the other, not less than 

 4 feet nor more than 12 feet apart. The upper of these lights shall 

 be green and the lower light white and each shall be \'isible all round 

 the horizon. The lower of these two lights shall be carried at a 

 height above the sidelights not less than twice the distance between 

 the two vertical lights. 



(ii) Such vessels may in addition carry a white light similar in 

 construction to the white light prescribed in Rule 2(a) (i) but such 

 light shall be carried lower than and abaft the all-round green and 

 white lights. 



(d) Vessels when engaged in fishing, except vessels engaged in 

 trawling, shall carry the lights prescribed in section(c) (i) except 

 that the upper of the two vertical lights shall be red. Such vessels if 

 of less than 40 feet in length may carry the red light at a height of 

 not less than 9 feet above the gimwale and the white light not less than 

 3 feet below the red light. 



(e) Vessels referr^ to in sections (c) and (d), when making way 

 through the water, shall carry the sidelights or lanterns prescribed 

 in Rule 2(a) (iv) and (v) or Rule 7 (a)(ii) or (d), as appropriate, 

 and the stem light prescribed in Rule 10. TVhen not making way 

 through the water they shall show neither the sidelights nor the stem 

 light. 



(f) Vessels referred to in section (d) with outlying gear extend- 

 ing more than 500 feet horizontally into the seaway shall carry an 



